KOKUSAN DENKI CO., LTD.
Patent Applications and Registrations
Patent applications and USPTO patent grants for KOKUSAN DENKI CO., LTD..The latest application filed is for "battery charging device".
Company Profile
0.122.70
- KOKUSAN DENKI CO., LTD. - Shizuoka-Ken N/A JP
- KOKUSAN DENKI CO., LTD. - Shizuoka JP
- KOKUSAN DENKI CO., LTD. - Numazu-shi, Shizuoka N/A JP
- KOKUSAN DENKI CO., LTD. - Numazu JP
- KOKUSAN DENKI CO., LTD. - Numazu-shi, Shizuoka-ken JP
- Kokusan Denki Co., Ltd - Numazu-Shi JP
- Kokusan Denki Co., Ltd. - Numazu-shi JP
- KOKUSAN DENKI CO., LTD. - SHIZUOKA-KEN 410-0022 JP
- KOKUSAN DENKI CO., LTD - Numazu-shi, Shizuoka JP
- Kokusan Denki Co., Ltd. -
- Kokusan Denki Co., Ltd. - 3744 Ohka Numazu-shi JP
- Kokusan Denki Co., Ltd - Shizuoka-ken JP
- Kokusan Denki Co., Ltd. - Shizouka-ken JP
- Kokusan Denki Co. Ltd. - Mumazu JP
- Kokusan Denki Co., Ltd. - JA JA
Patent Activity
| Patent | Date |
|---|---|
| Battery charging device Grant 9,941,728 - Katsumata , et al. April 10, 2 | 2018-04-10 |
| Internal combustion engine ignition device Grant 9,739,250 - Ayusawa , et al. August 22, 2 | 2017-08-22 |
| Electric pump Grant 9,726,174 - Tabata , et al. August 8, 2 | 2017-08-08 |
| Control device for internal combustion engine Grant 9,328,712 - Kawagoe , et al. May 3, 2 | 2016-05-03 |
| Battery Charging Device App 20160118831 - KATSUMATA; NOZOMU ; et al. | 2016-04-28 |
| Internal Combustion Engine Ignition Device App 20160047349 - AYUSAWA; Takuma ; et al. | 2016-02-18 |
| Power supply unit control device for internal combustion engine driven vehicle and internal combustion engine driven vehicle equipped with power supply unit control device Grant 9,216,685 - Hirade , et al. December 22, 2 | 2015-12-22 |
| Electric Pump App 20150275894 - Tabata; Shingo ; et al. | 2015-10-01 |
| Control Device For Internal Combustion Engine App 20140318488 - Kawagoe; Jun ; et al. | 2014-10-30 |
| Control device for rotary electrical machine Grant 8,810,052 - Kishibata , et al. August 19, 2 | 2014-08-19 |
| Control apparatus for permanent magnet motor Grant 8,779,701 - Tobari , et al. July 15, 2 | 2014-07-15 |
| Rotating electrical machine and method for manufacturing a stator thereof Grant 8,779,644 - Tanaka , et al. July 15, 2 | 2014-07-15 |
| Power source device Grant 8,736,233 - Muramatsu , et al. May 27, 2 | 2014-05-27 |
| Power Supply Unit Control Device For Internal Combustion Engine Driven Vehicle And Internal Combustion Engine Driven Vehicle Equipped With Power Supply Unit Control Device App 20140142808 - Hirade; Tsuyoshi ; et al. | 2014-05-22 |
| Engine ignition control device Grant 8,656,882 - Sato , et al. February 25, 2 | 2014-02-25 |
| Control Device For Rotary Electrical Machine App 20130234446 - Kishibata; Kazuyoshi ; et al. | 2013-09-12 |
| Torque ripple suppression control device for permanent magnet motor and electric power steering system Grant 8,410,735 - Tobari , et al. April 2, 2 | 2013-04-02 |
| Electric Working Vehicle App 20130054070 - NAKAGAWA; Masanori | 2013-02-28 |
| Power Source Device App 20130051097 - Katsumata; Nozomu ; et al. | 2013-02-28 |
| Onboard electric power control device Grant 8,115,289 - Kishibata February 14, 2 | 2012-02-14 |
| Ignition device for internal combustion engine Grant 8,056,536 - Nakauchi , et al. November 15, 2 | 2011-11-15 |
| Rotating Electrical Machine and Method for Manufacturing a Stator Thereof App 20110241472 - TANAKA; Yuichiro ; et al. | 2011-10-06 |
| Power generating apparatus Grant 8,027,180 - Nakagawa September 27, 2 | 2011-09-27 |
| Engine starting method and device Grant 7,891,330 - Kishibata , et al. February 22, 2 | 2011-02-22 |
| Motorcycle App 20110040434 - Kishibata; Kazuyoshi | 2011-02-17 |
| Starter generator Grant 7,888,828 - Takahashi , et al. February 15, 2 | 2011-02-15 |
| Control device for marine engine Grant 7,878,173 - Kishibata February 1, 2 | 2011-02-01 |
| Resin sealing semiconductor device and electronic device using resin sealing semiconductor device Grant 7,868,451 - Muramatsu , et al. January 11, 2 | 2011-01-11 |
| Electronic control unit Grant 7,808,755 - Kawagoe , et al. October 5, 2 | 2010-10-05 |
| Semiconductor device Grant 7,741,708 - Muramatsu , et al. June 22, 2 | 2010-06-22 |
| Magneto rotor Grant 7,709,987 - Watanabe , et al. May 4, 2 | 2010-05-04 |
| Ignition Device For Internal Combustion Engine App 20100095932 - Nakauchi; Kiyotada ; et al. | 2010-04-22 |
| Ignition coil and ignition device for internal combustion engine Grant 7,701,318 - Ayusawa April 20, 2 | 2010-04-20 |
| Diagnosis device of capacitor discharge ignition device for engine Grant 7,688,073 - Shimazaki , et al. March 30, 2 | 2010-03-30 |
| Generation device Grant 7,683,587 - Inaba , et al. March 23, 2 | 2010-03-23 |
| Electrical Rotating Machine App 20100052460 - Koka; Hidetoshi ; et al. | 2010-03-04 |
| Battery Charging Apparatus App 20100026246 - Yamaguchi; Hirofumi ; et al. | 2010-02-04 |
| Onboard Electric Power Control Device App 20090322149 - Kishibata; Kazuyoshi | 2009-12-31 |
| Electrical rotating machine Grant 7,638,917 - Koka , et al. December 29, 2 | 2009-12-29 |
| Capacitor discharge ignition device for engine Grant 7,631,633 - Sasaki December 15, 2 | 2009-12-15 |
| Starter Generator App 20090284087 - TAKAHASHI; Masakatsu ; et al. | 2009-11-19 |
| Capacitor Discharge Ignition Device For Engine App 20090272354 - Sasaki; Kouji | 2009-11-05 |
| Capacitor discharge engine ignition device Grant 7,603,982 - Sugiyama , et al. October 20, 2 | 2009-10-20 |
| Power supply device Grant 7,558,088 - Kawagoe , et al. July 7, 2 | 2009-07-07 |
| Capacitor Discharge Engine Ignition Device App 20090126686 - Sugiyama; Masayuki ; et al. | 2009-05-21 |
| Power Generating Apparatus App 20090102437 - Nakagawa; Masanori | 2009-04-23 |
| Fuel injection and ignition control method and fuel injection and ignition control device of engine Grant 7,503,308 - Kitagawa March 17, 2 | 2009-03-17 |
| Electronic Unit And Production Method Of The Same App 20090057006 - Kishibata; Kazuyoshi ; et al. | 2009-03-05 |
| Control Device For Marine Engine App 20090042459 - Kishibata; Kazuyoshi | 2009-02-12 |
| Engine Starting Device App 20090020092 - Kishibata; Kazuyoshi ; et al. | 2009-01-22 |
| Ignition device for internal combustion engine Grant 7,472,688 - Nakauchi , et al. January 6, 2 | 2009-01-06 |
| Battery charging control device Grant 7,466,108 - Suzuki , et al. December 16, 2 | 2008-12-16 |
| Control device for power trim unit for outboard engine Grant 7,462,082 - Kishibata , et al. December 9, 2 | 2008-12-09 |
| Semiconductor Device App 20080290477 - Muramatsu; Shuichi ; et al. | 2008-11-27 |
| Engine control device Grant 7,443,044 - Shimazaki , et al. October 28, 2 | 2008-10-28 |
| Control Device For Power Trim Unit For Outboard Engine App 20080261466 - Kishibata; Kazuyoshi ; et al. | 2008-10-23 |
| Emergency Engine Shutoff Apparatus And Accident Determining Apparatus For Ship App 20080254690 - Kishibata; Kazuyoshi | 2008-10-16 |
| Engine control device Grant 7,412,953 - Shimazaki , et al. August 19, 2 | 2008-08-19 |
| Diagnosis Device Of Capacitor Discharge Ignition Device For Engine App 20080191700 - Shimazaki; Mitsuyoshi ; et al. | 2008-08-14 |
| Fuel Injection And Ignition Control Method And Fuel Injection And Ignition Control Device Of Engine App 20080183369 - Kitagawa; Yuichi | 2008-07-31 |
| Fuel injection device for internal combustion engine Grant 7,401,595 - Kimura , et al. July 22, 2 | 2008-07-22 |
| Battery and electric unit assembly for vehicle Grant 7,400,111 - Kishibata , et al. July 15, 2 | 2008-07-15 |
| Electronic Control Unit App 20080122643 - Kawagoe; Jun ; et al. | 2008-05-29 |
| Control apparatus for internal combustion engine-driven vehicle having power supply unit Grant 7,372,677 - Kishibata , et al. May 13, 2 | 2008-05-13 |
| Engine Starting Method And Device App 20080105230 - Kishibata; Kazuyoshi ; et al. | 2008-05-08 |
| Engine control device with reverse control function Grant 7,363,884 - Iwaki April 29, 2 | 2008-04-29 |
| Generation Device App 20080067981 - Inaba; Yutaka ; et al. | 2008-03-20 |
| Engine Control Device With Reverse Control Function App 20080035109 - Iwaki; Tomohiro | 2008-02-14 |
| Engine control device App 20070284888 - Shimazaki; Mitsuyoshi ; et al. | 2007-12-13 |
| Power supply apparatus for fuel injection apparatus Grant 7,307,355 - Uemura December 11, 2 | 2007-12-11 |
| Ignition Device For Internal Combustion Engine App 20070277782 - Nakauchi; Kiyotada ; et al. | 2007-12-06 |
| Stator for inner rotor type rotating electric machine App 20070267932 - Ashikawa; Masakazu | 2007-11-22 |
| Electric leakage detection system Grant 7,295,016 - Kishibata , et al. November 13, 2 | 2007-11-13 |
| Outer-rotor-type magneto generator App 20070252465 - Sasaki; Kazuya ; et al. | 2007-11-01 |
| Vehicle-mounted power generator set Grant 7,289,901 - Kishibata , et al. October 30, 2 | 2007-10-30 |
| Ignition coil and ignition device for internal combustion engine App 20070246029 - Ayusawa; Takuma | 2007-10-25 |
| Power supply device App 20070236198 - Kawagoe; Jun ; et al. | 2007-10-11 |
| Engine starting device App 20070204827 - Kishibata; Kazuyoshi ; et al. | 2007-09-06 |
| Inverter controlled generator set Grant 7,256,507 - Endou , et al. August 14, 2 | 2007-08-14 |
| Output control device of generation device Grant 7,253,590 - Suzuki , et al. August 7, 2 | 2007-08-07 |
| Engine control device App 20070175454 - Shimazaki; Mitsuyoshi ; et al. | 2007-08-02 |
| Battery charging control device App 20070164713 - Suzuki; Hidetoshi ; et al. | 2007-07-19 |
| Inverter controlled generator set Grant 7,245,036 - Endou , et al. July 17, 2 | 2007-07-17 |
| Control unit App 20070145581 - Yagishita; Wataru | 2007-06-28 |
| Fuel injection device for internal combustion engine App 20070137621 - Kimura; Kenji ; et al. | 2007-06-21 |
| Flywheel magnet rotor App 20070096575 - Sato; Reiji | 2007-05-03 |
| Electric rotating machine App 20070090708 - Takahashi; Masakatsu ; et al. | 2007-04-26 |
| Engine control system Grant 7,207,317 - Endou , et al. April 24, 2 | 2007-04-24 |
| Engine control device App 20070062477 - Shimazaki; Mitsuyoshi ; et al. | 2007-03-22 |
| Ignition control method and ignition control device for two-cycle internal combustion engine Grant 7,191,760 - Watanabe , et al. March 20, 2 | 2007-03-20 |
| Ignition device for internal combustion engine Grant 7,171,948 - Shimoyama , et al. February 6, 2 | 2007-02-06 |
| Inverter controlled generator set and method for controlling the same Grant 7,157,885 - Nakagawa , et al. January 2, 2 | 2007-01-02 |
| Mold-type electronic control unit Grant 7,151,674 - Sasaki , et al. December 19, 2 | 2006-12-19 |
| On-vehicle battery and electric unit assembly App 20060279086 - Kishibata; Kazuyoshi ; et al. | 2006-12-14 |
| Control device for engine driven vehicle incorporating generator Grant 7,149,621 - Kishibata , et al. December 12, 2 | 2006-12-12 |
| Control device for engine driven vehicle incorporating generator Grant 7,149,620 - Kishibata , et al. December 12, 2 | 2006-12-12 |
| Engine throttle opening degree area estimation method, as well as engine acceleration detection method and device and engine fuel injection control method and device using the estimation method Grant 7,140,356 - Kishibata , et al. November 28, 2 | 2006-11-28 |
| Control device for engine driven vehicle incorporating generator Grant 7,133,762 - Sekita , et al. November 7, 2 | 2006-11-07 |
| Inverter controlled generator set Grant 7,123,495 - Endou , et al. October 17, 2 | 2006-10-17 |
| Inverter unit Grant 7,091,812 - Sugisawa , et al. August 15, 2 | 2006-08-15 |
| Ignition device for internal combustion engine App 20060169249 - Shimoyama; Akira ; et al. | 2006-08-03 |
| Engine driven power supply device App 20060163879 - Sekita; Tomoaki ; et al. | 2006-07-27 |
| Generating device having magneto generator Grant 7,081,738 - Muramatsu , et al. July 25, 2 | 2006-07-25 |
| Control device for engine driven vehicle incorporating generator App 20060137651 - Kishibata; Kazuyoshi ; et al. | 2006-06-29 |
| Engine control system App 20060107926 - Endou; Tsuneaki ; et al. | 2006-05-25 |
| Power supply apparatus for fuel injection apparatus App 20060103237 - Uemura; Kiyoshi | 2006-05-18 |
| Vehicle-mounted power generator set App 20060103239 - Kishibata; Kazuyoshi ; et al. | 2006-05-18 |
| Output control device of generation device App 20060097703 - Suzuki; Hideaki ; et al. | 2006-05-11 |
| Control device for engine driven vehicle incorporating generator App 20060089233 - Sekita; Tomoaki ; et al. | 2006-04-27 |
| Engine rotation information detection device Grant 7,032,440 - Kishibata , et al. April 25, 2 | 2006-04-25 |
| Rotor position determination device of rotating electric machine and control device of rotating electric machine Grant 7,026,774 - Inaba , et al. April 11, 2 | 2006-04-11 |
| Electronic control unit for two-cycle internal combustion engine with exhaust control valve Grant 7,000,594 - Arakawa , et al. February 21, 2 | 2006-02-21 |
| Fuel injection control system for engine Grant 6,997,167 - Kitagawa , et al. February 14, 2 | 2006-02-14 |
| Rotor Position Determination Device Of Rotating Electric Machine And Control Device Of Rotating Electric Machine App 20060022623 - Inaba; Yutaka ; et al. | 2006-02-02 |
| Control apparatus for internal combustion engine-driven vehicle having power supply unit App 20060006846 - Kishibata; Kazuyoshi ; et al. | 2006-01-12 |
| Electronic circuit unit for internal combustion engine App 20050281009 - Sasaki, Kouji ; et al. | 2005-12-22 |
| Electric leakage detection system App 20050280422 - Kishibata, Kazuyoshi ; et al. | 2005-12-22 |
| Method and device for determining transmission state of power transmission device for internal combustion engine driven vehicle Grant 6,971,969 - Kitagawa , et al. December 6, 2 | 2005-12-06 |
| Inverter controlled generator set App 20050242783 - Nakagawa, Masanori ; et al. | 2005-11-03 |
| Ignition control method and ignition control device for two-cycle internal combustion engine App 20050235956 - Watanabe, Yoshiki ; et al. | 2005-10-27 |
| Generating device including magneto generator Grant 6,940,259 - Suzuki , et al. September 6, 2 | 2005-09-06 |
| Engine throttle opening degree area estimation method, as well as engine acceleration detection method and device and engine fuel injection control method and device using the estimation method App 20050188960 - Kishibata, Kazuyoshi ; et al. | 2005-09-01 |
| Stroke determination method of four cycle internal combustion engine and device thereof Grant 6,935,168 - Shimoyama August 30, 2 | 2005-08-30 |
| Fuel injection control system for engine App 20050133011 - Kitagawa, Yuichi ; et al. | 2005-06-23 |
| Engine rotation information detection device App 20050120782 - Kishibata, Kazuyoshi ; et al. | 2005-06-09 |
| Inverter controlled generator set and method for controlling the same App 20050104377 - Nakagawa, Masanori ; et al. | 2005-05-19 |
| Flywheel magneto generator Grant 6,891,295 - Naritomi , et al. May 10, 2 | 2005-05-10 |
| Capacitor discharge ignition device for internal combustion engine Grant 6,889,677 - Fujima , et al. May 10, 2 | 2005-05-10 |
| Generating device having magneto generator App 20050093520 - Muramatsu, Shuichi ; et al. | 2005-05-05 |
| Mold-type electronic control unit App 20050057902 - Sasaki, Kouji ; et al. | 2005-03-17 |
| Geared motor comprising position sensor Grant 6,862,946 - Sumita , et al. March 8, 2 | 2005-03-08 |
| Electronic control system for engine Grant 6,854,450 - Kitagawa , et al. February 15, 2 | 2005-02-15 |
| Inverter controlled generator set App 20050029992 - Endou, Masahiko ; et al. | 2005-02-10 |
| Inverter unit App 20050030769 - Sugisawa, Yoshihiro ; et al. | 2005-02-10 |
| Vehicle driven by internal combustion engine having generator Grant 6,843,753 - Kishibata , et al. January 18, 2 | 2005-01-18 |
| Method and apparatus for overload-controlling inverter power generation apparatus Grant 6,826,062 - Shinba November 30, 2 | 2004-11-30 |
| Vehicle driven by internal combustion engine having generator Grant 6,820,576 - Kishibata , et al. November 23, 2 | 2004-11-23 |
| Magneto generator Grant 6,815,849 - Serizawa , et al. November 9, 2 | 2004-11-09 |
| Fuel cut control device for internal combustion engine Grant 6,814,050 - Kishibata , et al. November 9, 2 | 2004-11-09 |
| Fuel injection and ignition system for internal combustion engine Grant 6,807,949 - Kishibata , et al. October 26, 2 | 2004-10-26 |
| Starter generator for internal combustion engine Grant 6,787,931 - Nakagawa , et al. September 7, 2 | 2004-09-07 |
| Signal generator for multi-cylinder internal combustion engine and rotation information detector using signal generator Grant 6,784,658 - Kawagoe , et al. August 31, 2 | 2004-08-31 |
| Rotor yoke having a ring-like inductor forming member for an electric machine rotor Grant 6,737,781 - Osada , et al. May 18, 2 | 2004-05-18 |
| Fuel injection control system and control method for two-cycle in-cylinder direct injection engine Grant 6,722,341 - Endou , et al. April 20, 2 | 2004-04-20 |
| Method and apparatus for overload-controlling inverter power generation apparatus Grant 6,710,580 - Shinba March 23, 2 | 2004-03-23 |
| Outer rotor type brushless motor Grant 6,703,738 - Yoshikawa , et al. March 9, 2 | 2004-03-09 |
| Rotor for flywheel magneto generator Grant 6,661,132 - Kobayashi December 9, 2 | 2003-12-09 |
| Intake negative pressure detection apparatus for multi-cylinder internal combustion engine Grant 6,647,768 - Kishibata November 18, 2 | 2003-11-18 |
| Electronic control unit for two-cycle internal combustion engine Grant 6,647,933 - Tsukada , et al. November 18, 2 | 2003-11-18 |
| Control system for electric motor for driving electric vehicle Grant 6,647,325 - Shimazaki , et al. November 11, 2 | 2003-11-11 |
| Method and device for controlling DC servomotor for driving rotating load Grant 6,639,374 - Shimoyama October 28, 2 | 2003-10-28 |
| Flywheel magneto generator Grant 6,598,573 - Kobayashi July 29, 2 | 2003-07-29 |
| Method and apparatus for detecting operating state of internal combustion engines Grant 6,598,469 - Shimoyama , et al. July 29, 2 | 2003-07-29 |
| Ignition control system for internal combustion engine Grant 6,581,584 - Sato , et al. June 24, 2 | 2003-06-24 |
| Electronic fuel injection control apparatus for internal combustion engine Grant 6,550,457 - Kitagawa , et al. April 22, 2 | 2003-04-22 |
| Pulse With Modualtion Inverter Generation Using A Correction Co-efficient And A Reference To The Ratio To Obtain A Real Duty Ratio App 20030067793 - Shimazaki, Mitsuyoshi ; et al. | 2003-04-10 |
| Generator apparatus driven by an internal combustion engine with start and stop controllers Grant 6,429,539 - Suzuki , et al. August 6, 2 | 2002-08-06 |
| Intake negative pressure detection apparatus for multi-cylinder internal combustion engine App 20020059823 - Kishibata, Kazuyoshi | 2002-05-23 |
| Starter generator for internal combustion engine Grant 6,392,311 - Inaba , et al. May 21, 2 | 2002-05-21 |
| Batteryless fuel injection apparatus for multi-cylinder internal combustion engine App 20020038652 - Uemura, Kiyoshi ; et al. | 2002-04-04 |
| Method of controlling electric power supply apparatus with electric power converter circuit Grant 6,317,339 - Shimazaki , et al. November 13, 2 | 2001-11-13 |
| Stator generator for an internal combustion engine Grant 6,278,194 - Nakagawa , et al. August 21, 2 | 2001-08-21 |
| Electric power source apparatus including electric power converter circuit and method for controlling the same Grant 6,278,622 - Shimazaki , et al. August 21, 2 | 2001-08-21 |
| Magneto-equipped power device Grant 6,160,384 - Inaba , et al. December 12, 2 | 2000-12-12 |
| Generating apparatus including magneto acting as power supply Grant 6,049,194 - Nakagawa , et al. April 11, 2 | 2000-04-11 |
| Method for controlling drive of injector for internal combustion engine and apparatus therefor Grant 5,941,216 - Arakawa August 24, 1 | 1999-08-24 |
| Marine power device Grant 5,886,418 - Kondo , et al. March 23, 1 | 1999-03-23 |
| Power device for driving auxiliary equipment for internal combustion engine Grant 5,502,963 - Inaba April 2, 1 | 1996-04-02 |
| Fuel injection system for internal combustion engine Grant 5,482,022 - Aoki , et al. January 9, 1 | 1996-01-09 |
| Fuel injection system for internal combustion engine Grant 5,216,994 - Aoki , et al. June 8, 1 | 1993-06-08 |
| Electronic governor for an internal combustion engine Grant 4,669,436 - Nanjyo , et al. June 2, 1 | 1987-06-02 |
| Internal combustion engine electrical system Grant 4,661,761 - Katsumata April 28, 1 | 1987-04-28 |
| Method of controlling engine speed for internal combustion engine Grant 4,520,778 - Nanjo , et al. June 4, 1 | 1985-06-04 |
| Device for electrically detecting a liquid level Grant 4,319,233 - Matsuoka , et al. March 9, 1 | 1982-03-09 |
| Ignition system for a multicylinder engine Grant 4,201,171 - Nanjo , et al. May 6, 1 | 1980-05-06 |
| Engine stopping device Grant 4,193,385 - Katsumata , et al. March 18, 1 | 1980-03-18 |
| Ignition system for a multicylinder internal combustion engine Grant 4,170,207 - Boyama October 9, 1 | 1979-10-09 |
| Flywheel magneto generator Grant 4,146,806 - Katsumata March 27, 1 | 1979-03-27 |
| Ignition system for an internal combustion engine Grant 4,132,208 - Yukawa January 2, 1 | 1979-01-02 |
| Device for preventing an overrunning operation of an internal combustion engine Grant 4,010,726 - Kondo , et al. March 8, 1 | 1977-03-08 |
| Breakerless ignition system for an internal combustion engine Grant 3,985,109 - Kondo , et al. October 12, 1 | 1976-10-12 |
| Capacitance discharge type breakerless ignition system for an internal combustion engine Grant 3,980,922 - Katsumata , et al. September 14, 1 | 1976-09-14 |
| Signal source for use in a breakerless ignition system for an internal combustion engine Grant 3,974,815 - Katsumata August 17, 1 | 1976-08-17 |
| Device for preventing an internal combustion engine from revolving at more than the predetermined speed Grant 3,967,604 - Kondo July 6, 1 | 1976-07-06 |
| Signal generator for use in a breakerless ignition system for an internal combustion engine Grant 3,948,239 - Katsumata April 6, 1 | 1976-04-06 |
| Voltage regulator for a separately excited generator Grant 3,938,028 - Ikeda February 10, 1 | 1976-02-10 |
| Signal source in use for a breakerless ignition system for an internal combustion engine Grant 3,903,863 - Katsumata September 9, 1 | 1975-09-09 |
| Breakerless ignition system for a multicylinder internal combustion engine Grant 3,896,780 - Kondo July 29, 1 | 1975-07-29 |
| Breakerless Ignition System Grant 3,880,133 - Katsumata April 29, 1 | 1975-04-29 |
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