Yamamoto; Hirokatsu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yamamoto; Hirokatsu.The latest application filed is for "engine apparatus".
Company Profile
12.37.44
- Yamamoto; Hirokatsu - Chita JP
- Yamamoto; Hirokatsu - Anjo JP
- YAMAMOTO; Hirokatsu - Chita-shi JP
- YAMAMOTO; Hirokatsu - Anjo-shi JP
- Yamamoto; Hirokatsu - Obu JP
- YAMAMOTO; Hirokatsu - Obu-shi JP
- - Anjo JP
- Yamamoto; Hirokatsu - Anio JP
- Yamamoto, Hirokatsu - Anio-shi JP
Patent Activity
| Patent | Date |
|---|---|
| Engine device Grant 11,434,837 - Idogawa , et al. September 6, 2 | 2022-09-06 |
| Engine device Grant 11,421,612 - Idogawa , et al. August 23, 2 | 2022-08-23 |
| Engine device Grant 11,346,296 - Idogawa , et al. May 31, 2 | 2022-05-31 |
| Rotary impact tool Grant 11,325,228 - Osada , et al. May 10, 2 | 2022-05-10 |
| Engine device Grant 11,286,869 - Idogawa , et al. March 29, 2 | 2022-03-29 |
| Engine apparatus Grant 11,248,570 - Idogawa , et al. February 15, 2 | 2022-02-15 |
| Engine device Grant 11,230,983 - Idogawa , et al. January 25, 2 | 2022-01-25 |
| Engine device Grant 11,215,146 - Idogawa , et al. January 4, 2 | 2022-01-04 |
| Engine Apparatus App 20210388782 - IDOGAWA; Masanao ; et al. | 2021-12-16 |
| Engine Device App 20210388784 - IDOGAWA; Masanao ; et al. | 2021-12-16 |
| Engine Device App 20210363929 - IDOGAWA; Masanao ; et al. | 2021-11-25 |
| Engine Device App 20210363944 - IDOGAWA; Masanao ; et al. | 2021-11-25 |
| Engine Device App 20210363928 - IDOGAWA; Masanao ; et al. | 2021-11-25 |
| Engine Device App 20210363930 - IDOGAWA; Masanao ; et al. | 2021-11-25 |
| Engine Device App 20210340927 - IDOGAWA; Masanao ; et al. | 2021-11-04 |
| Engine Apparatus App 20210317806 - IDOGAWA; Masanao ; et al. | 2021-10-14 |
| Work tool Grant 11,084,157 - Yoshikane , et al. August 10, 2 | 2021-08-10 |
| Tying machine Grant 11,027,867 - Yamamoto , et al. June 8, 2 | 2021-06-08 |
| Backpack-type blower Grant 10,954,947 - Yamamoto , et al. March 23, 2 | 2021-03-23 |
| Electric power tool configured to detect twisted motion Grant 10,953,532 - Sunabe , et al. March 23, 2 | 2021-03-23 |
| Impact fastening tool Grant 10,953,524 - Sako , et al. March 23, 2 | 2021-03-23 |
| Technique For Detecting Twisted Motion Of Electric Working Machine App 20210078153 - SUNABE; Hikaru ; et al. | 2021-03-18 |
| Control device for internal-combustion engine Grant 10,941,720 - Tachibana , et al. March 9, 2 | 2021-03-09 |
| Impact tool Grant 10,913,141 - Iida , et al. February 9, 2 | 2021-02-09 |
| Electric power tool, and method for detecting kickback of electric power tool from workpiece Grant 10,883,660 - Nishimiya , et al. January 5, 2 | 2021-01-05 |
| Electric power tool and method of controlling rotational speed of motor in electric power tool Grant 10,780,563 - Ichikawa , et al. Sept | 2020-09-22 |
| Control Device For Internal-combustion Engine App 20200149486 - TACHIBANA; Rintarou ; et al. | 2020-05-14 |
| Work apparatus, and method of rewriting history information thereof Grant 10,592,151 - Yamamoto , et al. | 2020-03-17 |
| Electric working machine, and method for determining load-imposed state of electric working machine Grant 10,486,280 - Yamamoto , et al. Nov | 2019-11-26 |
| Work Tool App 20190291255 - YOSHIKANE; Kiyonobu ; et al. | 2019-09-26 |
| Rebar tying device Grant 10,422,146 - Shima , et al. Sept | 2019-09-24 |
| Tying Machine App 20190193879 - YAMAMOTO; Hirokatsu ; et al. | 2019-06-27 |
| Electric Working Machine, And Method For Determining Load-imposed State Of Electric Working Machine App 20180339385 - YAMAMOTO; Hirokatsu ; et al. | 2018-11-29 |
| Impact Tool App 20180297186 - IIDA; Hitoshi ; et al. | 2018-10-18 |
| Rotary Impact Tool App 20180297179 - OSADA; Takaaki ; et al. | 2018-10-18 |
| Impact Fastening Tool App 20180272511 - SAKO; Masahiko ; et al. | 2018-09-27 |
| Rebar Tying Device App 20180202178 - SHIMA; Kunihisa ; et al. | 2018-07-19 |
| Electric Power Tool And Method Of Detecting Twisted-motion Of Main Body Of Electric Power Tool App 20180099392 - SUNABE; Hikaru ; et al. | 2018-04-12 |
| Electric Power Tool And Method Of Assembling Electric Power Tool App 20180099399 - SUNABE; Hikaru ; et al. | 2018-04-12 |
| Electric Power Tool, And Method Of Detecting Twisted-motion Of Main Body Of Electric Power Tool And Detecting Load On Output Shaft Of Electric Power Tool App 20180099391 - UMEMOTO; Ryo ; et al. | 2018-04-12 |
| Electric Power Tool And Method Of Controlling Rotational Speed Of Motor In Electric Power Tool App 20180099394 - ICHIKAWA; Yoshitaka ; et al. | 2018-04-12 |
| Working Machine And Method For Determining Abnormal State Of Working Machine App 20180092297 - SUNAZUKA; Ryo ; et al. | 2018-04-05 |
| Backpack-type Blower App 20180080453 - YAMAMOTO; Hirokatsu ; et al. | 2018-03-22 |
| Electric Power Tool, And Method For Detecting Kickback Of Electric Power Tool From Workpiece App 20180038546 - NISHIMIYA; Takeshi ; et al. | 2018-02-08 |
| Power tool Grant 9,737,984 - Yamamoto , et al. August 22, 2 | 2017-08-22 |
| Electric Working Machine And Working Machine Management System App 20170129090 - YAMAMOTO; Hirokatsu | 2017-05-11 |
| Motor- driven apparatus and method for driving the same Grant 9,621,081 - Kawai , et al. April 11, 2 | 2017-04-11 |
| Work Apparatus, And Method Of Rewriting History Information Thereof App 20170060471 - YAMAMOTO; Hirokatsu ; et al. | 2017-03-02 |
| Fluid Apparatus App 20160305438 - YAMAMOTO; Hirokatsu ; et al. | 2016-10-20 |
| Apparatus for estimating quantity of state relating to motor, and electric tool Grant 9,425,730 - Sako , et al. August 23, 2 | 2016-08-23 |
| Motor- Driven Apparatus And Method For Driving The Same App 20160190960 - KAWAI; Yuki ; et al. | 2016-06-30 |
| Reciprocating Electric Power Tool App 20160151845 - YAMAMOTO; Hirokatsu ; et al. | 2016-06-02 |
| Power Tool App 20150137721 - YAMAMOTO; Hirokatsu ; et al. | 2015-05-21 |
| Power Tool App 20150122523 - YAMAMOTO; Hirokatsu ; et al. | 2015-05-07 |
| Power tool Grant 8,888,566 - Sunazuka , et al. November 18, 2 | 2014-11-18 |
| Rotary impact tool Grant 8,678,106 - Matsunaga , et al. March 25, 2 | 2014-03-25 |
| Power tool having an illuminator Grant 8,616,300 - Suzuki , et al. December 31, 2 | 2013-12-31 |
| Power tool having an illuminator Grant 08616300 - | 2013-12-31 |
| Apparatus For Estimating Quantity Of State Relating To Motor, And Electric Tool App 20130300333 - Sako; Masahiko ; et al. | 2013-11-14 |
| Motor controller and electric power tool having the same Grant 8,264,189 - Matsunaga , et al. September 11, 2 | 2012-09-11 |
| Motor controller and electric power tool having the same Grant 8,193,753 - Matsunaga , et al. June 5, 2 | 2012-06-05 |
| Power Tool App 20120129436 - SUNAZUKA; Ryo ; et al. | 2012-05-24 |
| Electric power tool, control unit and recording medium Grant 8,179,069 - Matsunaga , et al. May 15, 2 | 2012-05-15 |
| Rotary Impact Tool App 20110315417 - Matsunaga; Yutaka ; et al. | 2011-12-29 |
| Motor Controller And Electric Power Tool Having The Same App 20100027979 - Matsunaga; Takashi ; et al. | 2010-02-04 |
| Motor Controller And Electric Power Tool Having The Same App 20100019716 - Matsunaga; Takashi ; et al. | 2010-01-28 |
| Power tool having an illuminator App 20090309519 - Suzuki; Jiro ; et al. | 2009-12-17 |
| Electric power tool, control unit and recording medium App 20090051306 - Matsunaga; Yutaka ; et al. | 2009-02-26 |
| Power tool App 20060113096 - Yamamoto; Hirokatsu | 2006-06-01 |
| Power tools Grant 7,053,567 - Yamamoto May 30, 2 | 2006-05-30 |
| Power tool Grant 7,007,762 - Yamamoto March 7, 2 | 2006-03-07 |
| Power tools Grant 6,933,689 - Yamamoto August 23, 2 | 2005-08-23 |
| Brushless motor for power tool Grant 6,819,022 - Yamamoto , et al. November 16, 2 | 2004-11-16 |
| Brushless motor for power tool App 20040017119 - Yamamoto, Hirokatsu ; et al. | 2004-01-29 |
| Power tools App 20030201738 - Yamamoto, Hirokatsu | 2003-10-30 |
| Power tools App 20030174449 - Yamamoto, Hirokatsu | 2003-09-18 |
| Power tool App 20030121685 - Yamamoto, Hirokatsu | 2003-07-03 |
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