Sakurai; Kenji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sakurai; Kenji.The latest application filed is for "upper arm drive circuit, drive circuit of power conversion device, and power conversion device".

Company Profile

4.77.83

Sakurai; Kenji - Hitachi-shi JP
Sakurai; Kenji - Mishima Shizuoka JP
SAKURAI; Kenji - Izunokuni Shizuoka JP
Sakurai; Kenji - Shizuoka JP
Sakurai; Kenji - Yokohama JP
SAKURAI; Kenji - Yokohama-shi JP
Sakurai; Kenji - Kyoto-shi JP
Sakurai; Kenji - Gotenba N/A JP
Sakurai; Kenji - Susono N/A JP
Sakurai; Kenji - Uji JP
Sakurai; Kenji - Kamakura JP
SAKURAI; Kenji - Kamakura-shi JP
Sakurai; Kenji - Kyoto JP
Sakurai; Kenji - Kizugawa N/A JP
SAKURAI; Kenji - Gotenba-shi Shizuoka-ken
Sakurai; Kenji - Suwa JP
SAKURAI; Kenji - Toyota-shi, Aichi JP
SAKURAI; Kenji - Uji-shi Kyoto-fu
SAKURAI; Kenji - US
Sakurai; Kenji - Izunokuni JP
Sakurai; Kenji - Sosono-shi JP
Sakurai; Kenji - Toyama JP
SAKURAI; Kenji - Toyama-shi JP
Sakurai; Kenji - Yokkaichi JP
- Yokohama JP
Sakurai; Kenji - Kizugawa-shi JP
Sakurai; Kenji - Hitachi N/A JP
Sakurai; Kenji - Yokkaichi-city JP
Sakurai; Kenji - Gotenba-shi Shizuoka-ken JP
Sakurai; Kenji - Shizuoka-ken JP
Sakurai; Kenji - Kyotanabe JP
Sakurai; Kenji - Gotemba JP
Sakurai; Kenji - Gotemba-shi JP
Sakurai; Kenji - Tsukuba-shi JP
Sakurai; Kenji - Kyotanabe-shi JP
Sakurai; Kenji - Iida JP
Sakurai, Kenji - Iida-shi JP
Sakurai, Kenji - Shimogyo-ku JP
Sakurai; Kenji - Tokyo JP
Sakurai; Kenji - Nagano JP
Sakurai; Kenji - Toyota JP
Sakurai; Kenji - Nagoya JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Upper Arm Drive Circuit, Drive Circuit Of Power Conversion Device, And Power Conversion Device App 20220302855 - Iesaka; Satoshi ; et al.	2022-09-22
Data management device, data management system, and data management method Grant 11,379,812 - Sakurai , et al. July 5, 2	2022-07-05
Upper Arm Drive Circuit And Control Method Of Upper Arm Drive Circuit App 20220037984 - IESAKA; Satoshi ; et al.	2022-02-03
Electronic Data Transmission In An Electronic Receipt System With Reduced Data Traffic App 20210304178 - NAMBU; Kazuya ; et al.	2021-09-30
Electronic data transmission in an electronic receipt system with reduced data traffic Grant 11,037,125 - Nambu , et al. June 15, 2	2021-06-15
Data Management Device, Data Management System, And Data Management Method App 20210073764 - SAKURAI; Kenji ; et al.	2021-03-11
Photodiode device monolithically integrating waveguide element with photodiode element type of optical waveguide Grant 10,921,516 - Yoneda , et al. February 16, 2	2021-02-16
Photodiode Device Monolithically Integrating Waveguide Element With Photodiode Element Type Of Optical Waveguide App 20200158951 - Yoneda; Yoshihiro ; et al.	2020-05-21
Photodiode device monolithically integrating waveguide element with photodiode element type of optical waveguide Grant 10,585,239 - Yoneda , et al.	2020-03-10
Electronic Data Transmission In An Electronic Receipt System With Reduced Data Traffic App 20190325418 - NAMBU; Kazuya ; et al.	2019-10-24
Photodiode Device Monolithically Integrating Waveguide Element With Photodiode Element Type Of Optical Waveguide App 20190271808 - Yoneda; Yoshihiro ; et al.	2019-09-05
Data Processing Apparatus And Method By The Same App 20190139071 - SAKURAI; Kenji	2019-05-09
Linear Light Irradiation Device App 20180202800 - Sakurai; Kenji	2018-07-19
Catalyst composition and exhaust gas purifying method Grant 9,861,959 - Sakurai , et al. January 9, 2	2018-01-09
Exhaust gas control apparatus for internal combustion engine Grant 9,845,756 - Bisaiji , et al. December 19, 2	2017-12-19
Exhaust gas purification system for internal combustion engine Grant 9,822,683 - Tsukamoto , et al. November 21, 2	2017-11-21
Semiconductor optical device and semiconductor assembly Grant 9,696,496 - Masuyama , et al. July 4, 2	2017-07-04
Exhaust gas purification apparatus for internal combustion engine Grant 9,662,612 - Mikami , et al. May 30, 2	2017-05-30
Semiconductor Optical Device And Semiconductor Assembly App 20170131473 - MASUYAMA; Ryuji ; et al.	2017-05-11
Vibration energy detection apparatus and vibration energy detection system Grant 9,625,308 - Sameshima , et al. April 18, 2	2017-04-18
Electronic Receipt Management System App 20170017980 - SAKURAI; Kenji ; et al.	2017-01-19
Exhaust purification system of spark ignition type internal combustion engine Grant 9,534,552 - Inoue , et al. January 3, 2	2017-01-03
Exhaust gas purification apparatus for internal combustion engine Grant 9,528,412 - Sakurai , et al. December 27, 2	2016-12-27
Exhaust purification system of internal combustion engine Grant 9,494,072 - Sakurai , et al. November 15, 2	2016-11-15
Exhaust purification system of spark ignition type internal combustion engine Grant 9,494,097 - Sakurai , et al. November 15, 2	2016-11-15
Electrostatic induction power generator Grant 9,496,807 - Ikuta , et al. November 15, 2	2016-11-15
Exhaust emission control system of internal combustion engine Grant 9,482,133 - Takada , et al. November 1, 2	2016-11-01
Exhaust gas purification system for internal combustion engine Grant 9,464,554 - Matsuo , et al. October 11, 2	2016-10-11
Electrostatic induction power generator Grant 9,362,849 - Okada , et al. June 7, 2	2016-06-07
Catalyst Composition And Exhaust Gas Purifying Method App 20160121300 - SAKURAI; Kenji ; et al.	2016-05-05
Exhaust gas purification apparatus for an internal combustion engine Grant 9,297,289 - Sakurai , et al. March 29, 2	2016-03-29
Exhaust cleaner for internal combustion engine Grant 9,255,509 - Sakurai , et al. February 9, 2	2016-02-09
Lighting fixture Grant D748,842 - Sakurai , et al. February 2, 2	2016-02-02
Lighting fixture Grant D748,316 - Sakurai , et al. January 26, 2	2016-01-26
Exhaust Purification System Of Internal Combustion Engine App 20150345358 - SAKURAI; Kenji ; et al.	2015-12-03
Exhaust Purification System for Internal Combustion Engine App 20150330275 - MIKAMI; Akira ; et al.	2015-11-19
Exhaust Emission Control System Of Internal Combustion Engine App 20150322837 - TAKADA; Keishi ; et al.	2015-11-12
Exhaust Gas Purification System For Internal Combustion Engine App 20150308320 - MATSUO; Junichi ; et al.	2015-10-29
Fuel injection control system of an internal combustion engine Grant 9,169,758 - Nakayama , et al. October 27, 2	2015-10-27
Exhaust Gas Purification System For Internal Combustion Engine App 20150292378 - Tsukamoto; Yoshihisa ; et al.	2015-10-15
Exhaust Gas Purification Apparatus For Internal Combustion Engine App 20150290587 - Mikami; Akira ; et al.	2015-10-15
Exhaust Purification System Of Spark Ignition Type Internal Combustion Engine (as Amended) App 20150240733 - Inoue; Mikio ; et al.	2015-08-27
Exhaust purifying system for internal combustion engine Grant 9,115,660 - Sakurai August 25, 2	2015-08-25
Portable Information Terminal And Barcode Display Method App 20150227827 - Sakurai; Kenji	2015-08-13
Exhaust Purification System Of Spark Ignition Type Internal Combustion Engine App 20150204261 - Sakurai; Kenji ; et al.	2015-07-23
Exhaust Gas Control Apparatus For Internal Combustion Engine App 20150176514 - Bisaiji; Yuki ; et al.	2015-06-25
Exhaust Gas Purification Apparatus For Internal Combustion Engine App 20150167521 - Sakurai; Kenji ; et al.	2015-06-18
Vibration Energy Detection Apparatus And Vibration Energy Detection System App 20150168208 - Sameshima; Hiroshi ; et al.	2015-06-18
Exhaust gas purification apparatus for an internal combustion engine Grant 9,010,093 - Sakurai , et al. April 21, 2	2015-04-21
Method for manufacturing semiconductor optical device Grant 8,993,359 - Sakurai March 31, 2	2015-03-31
Exhaust Gas Purification Apparatus For Internal Combustion Engine App 20140356237 - Sakurai; Kenji	2014-12-04
Energy conversion device of electrostatic induction type Grant 8,841,816 - Masaki , et al. September 23, 2	2014-09-23
Electrostatic induction power generator Grant 8,796,902 - Masaki , et al. August 5, 2	2014-08-05
Exhaust Gas Purification Apparatus For An Internal Combustion Engine App 20140190150 - Sakurai; Kenji ; et al.	2014-07-10
Method For Manufacturing Semiconductor Optical Device App 20140193933 - SAKURAI; Kenji	2014-07-10
Exhaust purifying system for internal combustion engine Grant 8,769,934 - Sakurai July 8, 2	2014-07-08
Exhaust Gas Purification Apparatus For An Internal Combustion Engine App 20140186220 - Sakurai; Kenji ; et al.	2014-07-03
Exhaust purification system for internal combustion engine Grant 8,661,789 - Sakurai , et al. March 4, 2	2014-03-04
Operation device Grant 8,651,042 - Kosemura , et al. February 18, 2	2014-02-18
Fuel Injection Control System Of An Internal Combustion Engine App 20140033687 - Nakayama; Yusuke ; et al.	2014-02-06
Exhaust Cleaner For Internal Combustion Engine App 20140023561 - Sakurai; Kenji ; et al.	2014-01-23
Catalyst Deterioration Determination System App 20140003999 - Nakamura; Yoshitaka ; et al.	2014-01-02
Method for producing semiconductor optical device Grant 8,617,969 - Sakurai , et al. December 31, 2	2013-12-31
Method for producing semiconductor optical device Grant 08617969 -	2013-12-31
Catalyst Deterioration Determination System App 20130336841 - Nakamura; Yoshitaka ; et al.	2013-12-19
Degradation detection system for NO.sub.x sensor, and degradation detection method therefor Grant 8,485,015 - Sakurai , et al. July 16, 2	2013-07-16
Exhaust Emission Control Device Of Internal Combustion Engine App 20130152552 - Sakurai; Kenji ; et al.	2013-06-20
Electrostatic Induction Power Generator App 20130134830 - Ikuta; Masayo ; et al.	2013-05-30
Electrostatic Induction Power Generator App 20130134828 - Okada; Wataru ; et al.	2013-05-30
Synchronous motor and control method of synchronous motor Grant 8,421,395 - Maeda , et al. April 16, 2	2013-04-16
Method For Producing Semiconductor Optical Device App 20130012001 - SAKURAI; Kenji ; et al.	2013-01-10
Exhaust Purification System For Internal Combustion Engine App 20120222406 - Sakurai; Kenji ; et al.	2012-09-06
Operation Device App 20120195062 - Kosemura; Atsushi ; et al.	2012-08-02
Exhaust Purifying System For Internal Combustion Engine App 20120192549 - Sakurai; Kenji	2012-08-02
Electrostatic Induction Power Generator App 20120181897 - Masaki; Tatsuakira ; et al.	2012-07-19
Energy Conversion Device Of Electrostatic Induction Type App 20120169179 - Masaki; Tatsuakira ; et al.	2012-07-05
DEGRADATION DETECTION SYSTEM FOR NOx SENSOR, AND DEGRADATION DETECTION METHOD THEREFOR App 20120085143 - Sakurai; Kenji ; et al.	2012-04-12
Apparatus and method for driving synchronous motor Grant 8,035,330 - Maeda , et al. October 11, 2	2011-10-11
Exhaust Gas Purifying Apparatus For Internal Combustion Engine App 20110219750 - Sakurai; Kenji ; et al.	2011-09-15
Exhaust Gas Purification System For Internal Combustion Engine App 20110214417 - Sakurai; Kenji ; et al.	2011-09-08
Exhaust Purifying System For Internal Combustion Engine App 20110138783 - Sakurai; Kenji	2011-06-16
Exhaust Purifying Device Of Internal Combustion Engine App 20110079001 - Sakurai; Kenji ; et al.	2011-04-07
Apparatus And Method For Driving Synchronous Motor App 20110018485 - MAEDA; Daisuke ; et al.	2011-01-27
Semiconductor device for driving motor, three-phase motor and motor driving apparatus with the semiconductor device and fan motor Grant 7,859,210 - Sakurai , et al. December 28, 2	2010-12-28
Apparatus and method for driving synchronous motor Grant 7,839,113 - Maeda , et al. November 23, 2	2010-11-23
Air-fuel ratio control device of internal combustion engine Grant 7,729,847 - Mizoguchi , et al. June 1, 2	2010-06-01
Semiconductor device for motor driving and motor having the same, motor driving apparatus and air conditioner Grant 7,710,064 - Sakurai , et al. May 4, 2	2010-05-04
Air-fuel Ratio Control Device Of Internal Combustion Engine App 20090301437 - Mizoguchi; Hiroaki ; et al.	2009-12-10
Synchronous Motor And Control Method Of Synchronous Motor App 20090256505 - MAEDA; Daisuke ; et al.	2009-10-15
Liquid crystal display, surface light source device, and information device Grant 7,471,355 - Watanuki , et al. December 30, 2	2008-12-30
Surface light source device Grant 7,455,443 - Sakurai , et al. November 25, 2	2008-11-25
Double-side display device with surface light source device having deflection patterns Grant 7,434,976 - Sakurai , et al. October 14, 2	2008-10-14
Semiconductor Device For Driving Motor, Three-phase Motor And Motor Driving Apparatus With The Semiconductor Device And Fan Motor App 20080224643 - Sakurai; Kenji ; et al.	2008-09-18
Apparatus And Method For Driving Synchronous Motor App 20080203962 - Maeda; Daisuke ; et al.	2008-08-28
Control apparatus, dual chip inverter and single chip inverter of AC motors App 20070285044 - Nakatsugawa; Junnosuke ; et al.	2007-12-13
Semiconductor Device for Motor Driving and Motor Having the Same, Motor Driving Apparatus and Air Conditioner App 20070273312 - Sakurai; Kenji ; et al.	2007-11-29
Internal combustion engine and method of detecting abnormality of internal combustion engine Grant 7,299,788 - Hoshi , et al. November 27, 2	2007-11-27
Control apparatus, dual chip inverter and single chip inverter of AC motors Grant 7,224,133 - Nakatsugawa , et al. May 29, 2	2007-05-29
Internal combustion engine and method of detecting abnormality of internal combustion engine App 20070044761 - Hoshi; Koichi ; et al.	2007-03-01
X-ray diffraction microscope apparatus and x-ray diffraction measuring method with the x-ray diffraction microscope apparatus App 20070041492 - Sakurai; Kenji ; et al.	2007-02-22
Liquid crystal display, surface light source device, and information device App 20070035680 - Watanuki; Ken ; et al.	2007-02-15
Surface light source device App 20070019435 - Sakurai; Kenji ; et al.	2007-01-25
Double-side display device and surface light source device App 20060209567 - Sakurai; Kenji ; et al.	2006-09-21
Lens array and image display apparatus of projection type Grant 7,092,164 - Sakurai , et al. August 15, 2	2006-08-15
Piezoelectric device and cover sealing method and apparatus therefor, cellular phone apparatus using piezoelectric device and electronic apparatus using piezoelectric device Grant 7,060,520 - Kawauchi , et al. June 13, 2	2006-06-13
Control apparatus, dual chip inverter and single chip inverter of AC motors App 20050201129 - Nakatsugawa, Junnosuke ; et al.	2005-09-15
Lens array and image display apparatus of projection type App 20050063068 - Sakurai, Kenji ; et al.	2005-03-24
Piezoelectric device and cover sealing method and apparatus therefor, cellular phone apparatus using piezoelectric device and electronic apparatus using piezoelectric device App 20040104643 - Kawauchi, Osamu ; et al.	2004-06-03
Anisotropic etching of a semiconductor device using tilted etching holes Grant 6,737,729 - Shiinoki , et al. May 18, 2	2004-05-18
Anisotropic Etching Of A Semiconductor Device Using Tilted Etching Holes App 20030075780 - Shiinoki, Masakazu ; et al.	2003-04-24
Sheet feeding device Grant 6,102,389 - Sakurai , et al. August 15, 2	2000-08-15
Roller for image forming apparatus Grant 5,807,004 - Takei , et al. September 15, 1	1998-09-15
Detachable-type vehicle sun shade Grant 4,702,517 - Maeda , et al. October 27, 1	1987-10-27
Interlocking mechanism of both side lock recliner for automotive seat Grant 4,394,048 - Sakurai , et al. July 19, 1	1983-07-19
Alumina sintered products and process for their production Grant 4,331,627 - Yamamoto , et al. May 25, 1	1982-05-25