Aoki; Keiichiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Aoki; Keiichiro.The latest application filed is for "sox concentration acquiring apparatus of internal combustion engine".

Company Profile

25.130.134

Aoki; Keiichiro - Shizuoka-ken JP
Aoki; Keiichiro - Sunto-gun JP
- Shizuoka-ken JP
Aoki; Keiichiro - Shizuoka JP
Aoki; Keiichiro - Sunto-gun Shizuoka-ken JP
Aoki; Keiichiro - Nagaizumi-cho JP
AOKI; Keiichiro - Suntou-gun JP
Aoki; Keiichiro - Toyota N/A JP
AOKI; Keiichiro - Suntou-gun, Shizuoka JP
AOKI; Keiichiro - Aichi JP
AOKI; Keiichiro - Toyota-shi, Aichi JP
AOKI; Keiichiro - US
- Sunto-gun JP
Aoki; Keiichiro - Numazu JP
Aoki; Keiichiro - Susono N/A JP
Aoki; Keiichiro - Aichi-ken JP
Aoki; Keiichiro - Numazu-shi JP
Aoki; Keiichiro - Susono-shi JP
Aoki; Keiichiro - Numazu-city JP
Aoki; Keiichiro - Susono-shi Shizuoka-ken 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
Control system of air-fuel ratio sensor Grant 11,401,877 - Aoki August 2, 2	2022-08-02
Abnormality detection device for air-fuel ratio detection device Grant 11,319,890 - Wakao , et al. May 3, 2	2022-05-03
Abnormality diagnosis system of downstream side air-fuel ratio detection device Grant 11,319,889 - Kitazume , et al. May 3, 2	2022-05-03
SOx CONCENTRATION ACQUIRING APPARATUS OF INTERNAL COMBUSTION ENGINE App 20220025807 - MATSUDA; Kazuhisa ; et al.	2022-01-27
Control System Of Air-fuel Ratio Sensor App 20210404400 - AOKI; Keiichiro	2021-12-30
Control device for exhaust sensor Grant 11,199,148 - Wakao , et al. December 14, 2	2021-12-14
Control Device For Exhaust Sensor App 20210285394 - WAKAO; Kazuhiro ; et al.	2021-09-16
Sensor system Grant 11,092,102 - Aoki , et al. August 17, 2	2021-08-17
Control system of internal combustion engine Grant 11,092,100 - Aoki August 17, 2	2021-08-17
Abnormality Detection Device For Air-fuel Ratio Detection Device App 20210239062 - WAKAO; Kazuhiro ; et al.	2021-08-05
Control apparatus for an internal combustion engine Grant 11,078,858 - Aoki , et al. August 3, 2	2021-08-03
Abnormality Diagnosis System Of Downstream Side Air-fuel Ratio Detection Device App 20210231072 - KITAZUME; Yoshiyuki ; et al.	2021-07-29
Catalyst deterioration detection system Grant 10,968,807 - Aoki April 6, 2	2021-04-06
Air-fuel ratio detection device and air-fuel ratio detection method Grant 10,934,958 - Wakao , et al. March 2, 2	2021-03-02
Exhaust gas purification apparatus for an internal combustion engine Grant 10,808,586 - Kobayashi , et al. October 20, 2	2020-10-20
Gas detector Grant 10,794,857 - Wakao , et al. October 6, 2	2020-10-06
Exhaust gas control apparatus for internal combustion engine Grant 10,781,734 - Ogushi , et al. Sept	2020-09-22
Control System Of Internal Combustion Engine App 20200232407 - AOKI; Keiichiro	2020-07-23
Control device for gas detector and control method for gas detector Grant 10,712,323 - Aoki , et al.	2020-07-14
Control device of nitrogen oxide sensor Grant 10,697,923 - Aoki , et al.	2020-06-30
Gas detection device Grant 10,690,629 - Matsuda , et al.	2020-06-23
Gas detection device Grant 10,677,750 - Aoki	2020-06-09
Gas detection device Grant 10,677,749 - Aoki	2020-06-09
Gas detector Grant 10670557 -	2020-06-02
Failure Detection Apparatus For Gas Sensor And Failure Detection Method For Gas Sensor App 20200141892 - AOKI; Keiichiro ; et al.	2020-05-07
Diagnosis system of internal combustion engine Grant 10,626,819 - Miyamoto , et al.	2020-04-21
Gas detection device Grant 10,605,765 - Aoki , et al.	2020-03-31
Exhaust purification system of internal combustion engine Grant 10,598,063 - Yoda , et al.	2020-03-24
Exhaust purification system of internal combustion engine Grant 10,570,843 - Yoda , et al. Feb	2020-02-25
Exhaust purification system of internal combustion engine Grant 10,519,839 - Aoki Dec	2019-12-31
Air-fuel Ratio Detection Device And Air-fuel Ratio Detection Method App 20190345889 - WAKAO; Kazuhiro ; et al.	2019-11-14
Control system of internal combustion engine Grant 10,473,049 - Hayashita , et al. Nov	2019-11-12
Sulfur oxide detection system Grant 10,444,181 - Matsuda , et al. Oc	2019-10-15
Exhaust Gas Control Apparatus For Internal Combustion Engine App 20190301330 - OGUSHI; Masataka ; et al.	2019-10-03
Control device for internal combustion engine Grant 10,408,149 - Aoki , et al. Sept	2019-09-10
Control Apparatus For An Internal Combustion Engine App 20190249616 - AOKI; Keiichiro ; et al.	2019-08-15
Sensor System App 20190242320 - AOKI; Keiichiro ; et al.	2019-08-08
Abnormality diagnosis system of air-fuel ratio sensor Grant 10,365,183 - Miyamoto , et al. July 30, 2	2019-07-30
Fuel injection amount control apparatus for an internal combustion engine Grant 10,352,263 - Koshi , et al. July 16, 2	2019-07-16
Exhaust Gas Purification Apparatus For An Internal Combustion Engine App 20190195103 - KOBAYASHI; Hiroshi ; et al.	2019-06-27
SOx CONCENTRATION ACQUIRING APPARATUS OF INTERNAL COMBUSTION ENGINE App 20190186325 - Matsuda; Kazuhisa ; et al.	2019-06-20
SOx CONCENTRATION ACQUIRING APPARATUS OF INTERNAL COMBUSTION ENGINE App 20190186326 - MATSUDA; Kazuhisa ; et al.	2019-06-20
Catalyst Deterioration Detection System App 20190178144 - AOKI; Keiichiro	2019-06-13
Control system of internal combustion engine Grant 10,288,001 - Ono , et al.	2019-05-14
Sox Index Acquisition Apparatus For Internal Combustion Engine App 20190128834 - MATSUDA; Kazuhisa ; et al.	2019-05-02
Multiple gas detection device Grant 10254241 -	2019-04-09
Exhaust Purification System Of Internal Combustion Engine App 20190101033 - Yoda; Kimikazu ; et al.	2019-04-04
Exhaust Purification System Of Internal Combustion Engine App 20190048775 - AOKI; Keiichiro	2019-02-14
Sulfur oxides detection system Grant 10,191,007 - Matsuda , et al. Ja	2019-01-29
Abnormality diagnosis system of a gas sensor Grant 10,184,913 - Aoki , et al. Ja	2019-01-22
Control device of exhaust sensor Grant 10,180,098 - Aoki , et al. Ja	2019-01-15
Correction device for air/fuel ratio sensor Grant 10,161,343 - Aoki , et al. Dec	2018-12-25
Nitrogen oxide sensor Grant 10,126,204 - Serizawa , et al. November 13, 2	2018-11-13
Control apparatus for internal combustion engine Grant RE47,116 - Aoki , et al. November 6, 2	2018-11-06
Exhaust Purification System Of Internal Combustion Engine App 20180283304 - Yoda; Kimikazu ; et al.	2018-10-04
Exhaust sensor Grant 10,072,594 - Aoki , et al. September 11, 2	2018-09-11
Gas Detection Device App 20180231493 - Aoki; Keiichiro	2018-08-16
Gas Detection Device App 20180231492 - Aoki; Keiichiro	2018-08-16
Control System Of Internal Combustion Engine App 20180209364 - Ono; Yasushi ; et al.	2018-07-26
Gas Detection Device App 20180172624 - Aoki; Keiichiro ; et al.	2018-06-21
Gas Detection Device App 20180172633 - Matsuda; Kazuhisa ; et al.	2018-06-21
Control system of internal combustion engine Grant 10,001,076 - Hayashita , et al. June 19, 2	2018-06-19
Gas Detection Device App 20180164248 - Matsuda; Kazuhisa ; et al.	2018-06-14
Gas Detector App 20180149618 - Wakao; Kazuhiro ; et al.	2018-05-31
Control Device For Gas Detector And Control Method For Gas Detector App 20180149631 - Aoki; Keiichiro ; et al.	2018-05-31
Gas Detector And Control Method For Gas Detector App 20180149617 - Wakao; Kazuhiro ; et al.	2018-05-31
Nitrogen oxide decomposition material and use thereof Grant 9,983,165 - Ueda , et al. May 29, 2	2018-05-29
Nitrogen oxide responsive element and method for producing same Grant 9,983,166 - Ueda , et al. May 29, 2	2018-05-29
Diagnosis System Of Internal Combustion Engine App 20180142639 - MIYAMOTO; Hiroshi ; et al.	2018-05-24
Control apparatus and control method for internal combustion engine Grant 9,970,371 - Wakimoto , et al. May 15, 2	2018-05-15
Control device and control method for internal combustion engine Grant 9,903,833 - Aoki , et al. February 27, 2	2018-02-27
Diagnosis system of internal combustion engine Grant 9,897,028 - Miyamoto , et al. February 20, 2	2018-02-20
Gas concentration detecting device Grant 9,891,188 - Hashida , et al. February 13, 2	2018-02-13
Air-fuel ratio detection device and air-fuel ratio detection method Grant 9,890,730 - Aoki February 13, 2	2018-02-13
Exhaust Sensor App 20180003119 - AOKI; Keiichiro ; et al.	2018-01-04
Diagnosis system of internal combustion engine Grant 9,850,840 - Miyamoto , et al. December 26, 2	2017-12-26
Abnormality determination device of fuel property sensor and method of determining abnormality of the same Grant 9,851,323 - Aoki , et al. December 26, 2	2017-12-26
Control Device Of Exhaust Sensor App 20170321588 - AOKI; Keiichiro ; et al.	2017-11-09
Nitrogen Oxide Sensor App 20170315019 - Serizawa; Yoshihisa ; et al.	2017-11-02
Control Device Of Nitrogen Oxide Sensor App 20170315080 - AOKI; Keiichiro ; et al.	2017-11-02
Method and apparatus for controlling internal combustion engine Grant 9,803,577 - Ide , et al. October 31, 2	2017-10-31
SOx concentration detection device Grant 9,753,005 - Kato , et al. September 5, 2	2017-09-05
Sulfur Oxide Detection System App 20170248539 - MATSUDA; Kazuhisa ; et al.	2017-08-31
Control system of internal combustion engine Grant 9,745,911 - Hayashita , et al. August 29, 2	2017-08-29
Oxygen sensor and oxygen sensor control device Grant 9,732,657 - Aoki , et al. August 15, 2	2017-08-15
SOx concentration detection device of internal combustion engine Grant 9,732,659 - Mizutani , et al. August 15, 2	2017-08-15
Diagnosis system of internal combustion engine Grant 9,719,449 - Miyamoto , et al. August 1, 2	2017-08-01
Catalyst deterioration determination system Grant 9,670,819 - Aoki , et al. June 6, 2	2017-06-06
Sulfur Oxides Detection System App 20170146480 - MATSUDA; Kazuhisa ; et al.	2017-05-25
Multiple Gas Detection Device App 20170102354 - AOKI; Keiichiro ; et al.	2017-04-13
NOx sensor control device Grant 9,568,395 - Aoki February 14, 2	2017-02-14
Particulate matter controller for an internal combustion engine Grant 9,528,419 - Aoki December 27, 2	2016-12-27
Malfunction diagnosis device for exhaust gas purification device of internal combustion engine Grant 9,528,424 - Aoki , et al. December 27, 2	2016-12-27
Abnormality Diagnosis System Of A Gas Sensor App 20160290961 - AOKI; Keiichiro ; et al.	2016-10-06
Method And Apparatus For Controlling Internal Combustion Engine App 20160290267 - Ide; Koji ; et al.	2016-10-06
Malfunction Diagnosis Device For Exhaust Gas Purification Device Of Internal Combustion Engine App 20160258334 - AOKI; Keiichiro ; et al.	2016-09-08
Abnormality Diagnosis System Of Air-fuel Ratio Sensor App 20160245723 - MIYAMOTO; Hiroshi ; et al.	2016-08-25
Correction Device For Air/fuel Ratio Sensor App 20160230690 - AOKI; Keiichiro ; et al.	2016-08-11
Control device for internal combustion engine Grant 9,400,258 - Aoki July 26, 2	2016-07-26
Control Apparatus And Control Method For Internal Combustion Engine App 20160208721 - WAKIMOTO; Michihiro ; et al.	2016-07-21
Control Device And Control Method For Internal Combustion Engine App 20160209353 - AOKI; Keiichiro ; et al.	2016-07-21
Diagnosis System Of Internal Combustion Engine App 20160160778 - MIYAMOTO; Hiroshi ; et al.	2016-06-09
Particulate matter amount detection system Grant 9,354,154 - Nishijima , et al. May 31, 2	2016-05-31
SOx CONCENTRATION DETECTION DEVICE OF INTERNAL COMBUSTION ENGINE App 20160146085 - MIZUTANI; Keigo ; et al.	2016-05-26
Correction device for air/fuel ratio sensor Grant 9,347,352 - Aoki , et al. May 24, 2	2016-05-24
Diagnosis System Of Internal Combustion Engine App 20160138504 - MIYAMOTO; Hiroshi ; et al.	2016-05-19
Nitrogen Oxide Responsive Element And Method For Producing Same App 20160139074 - UEDA; Taro ; et al.	2016-05-19
Diagnosis System Of Internal Combustion Engine App 20160138506 - MIYAMOTO; Hiroshi ; et al.	2016-05-19
Control device for internal combustion engine Grant 9,334,776 - Hayashita , et al. May 10, 2	2016-05-10
Nitrogen Oxide Decomposition Material And Use Thereof App 20160123920 - UEDA; Taro ; et al.	2016-05-05
Abnormality Determination Device Of Fuel Property Sensor And Method Of Determining Abnormality Of The Same App 20160097732 - AOKI; Keiichiro ; et al.	2016-04-07
Gas Concentration Detecting Device App 20160061769 - HASHIDA; Tatsuhiro ; et al.	2016-03-03
Gas Concentration Detecting Device App 20160061771 - MIZUTANI; Keigo ; et al.	2016-03-03
Catalyst-degradation detection device Grant 9,261,007 - Aoki , et al. February 16, 2	2016-02-16
Control System Of Internal Combustion Engine App 20160017829 - HAYASHITA; Go ; et al.	2016-01-21
Control System Of Internal Combustion Engine App 20160017828 - HAYASHITA; Go ; et al.	2016-01-21
Control System Of Internal Combustion Engine App 20150369156 - HAYASHITA; Go ; et al.	2015-12-24
SOx CONCENTRATION DETECTION DEVICE App 20150355136 - KATO; Tetsuya ; et al.	2015-12-10
Control Device For Internal Combustion Engine App 20150337752 - AOKI; Keiichiro ; et al.	2015-11-26
Air-fuel ratio imbalance among cylinders determining apparatus for an internal combustion engine Grant 9,194,315 - Iwazaki , et al. November 24, 2	2015-11-24
Control Device For Internal Combustion Engine App 20150330323 - AOKI; Keiichiro	2015-11-19
Sensor characteristic correction device Grant 9,163,574 - Aoki , et al. October 20, 2	2015-10-20
Control Device For Internal Combustion Engine App 20150247434 - Hayashita; Go ; et al.	2015-09-03
Particulate matter detecting apparatus Grant 9,074,975 - Nishijima , et al. July 7, 2	2015-07-07
Catalyst Deterioration Determination System App 20150152769 - Aoki; Keiichiro ; et al.	2015-06-04
Air-fuel Ratio Control Device Of Internal Combustion Engine App 20150128574 - Hayashita; Go ; et al.	2015-05-14
Control apparatus for internal combustion engine Grant 8,943,809 - Aoki , et al. February 3, 2	2015-02-03
NOx SENSOR CONTROL DEVICE App 20150013441 - Aoki; Keiichiro	2015-01-15
Control apparatus for internal combustion engine Grant 08919104 -	2014-12-30
Biofuel degradation sensor based on fluorescence measurements Grant 8,884,250 - Yoshida , et al. November 11, 2	2014-11-11
Air-fuel Ratio Detection Device And Air-fuel Ratio Detection Method App 20140316678 - Aoki; Keiichiro	2014-10-23
Fuel injection amount control apparatus for an internal combustion engine Grant 8,868,317 - Aoki October 21, 2	2014-10-21
Controller of internal combustion engine Grant 8,839,610 - Aoki September 23, 2	2014-09-23
Catalyst-degradation Detection Device App 20140250993 - Aoki; Keiichiro ; et al.	2014-09-11
Particulate matter detection device Grant 8,736,284 - Aoki May 27, 2	2014-05-27
Hydrogen detecting device and method, and internal combustion engine abnormality deciding device Grant 8,731,804 - Aoki May 20, 2	2014-05-20
Control device for exhaust gas sensor of internal-combustion engine Grant 8,721,854 - Aoki , et al. May 13, 2	2014-05-13
Correction Device For Air/fuel Ratio Sensor App 20140075924 - Aoki; Keiichiro ; et al.	2014-03-20
Air-fuel-ratio imbalance determination apparatus for internal combustion engine Grant 8,670,917 - Aoki , et al. March 11, 2	2014-03-11
Sensor Characteristic Correction Device App 20140005882 - Aoki; Keiichiro ; et al.	2014-01-02
Fuel Injection Amount Control Apparatus For An Internal Combustion Engine App 20130325296 - Koshi; Yasuhiro ; et al.	2013-12-05
Controller Of Internal Combustion Engine App 20130298535 - Aoki; Keiichiro	2013-11-14
Controller Of Internal Combustion Engine App 20130298537 - Aoki; Keiichiro	2013-11-14
Oxygen Sensor And Oxygen Sensor Control Device App 20130276431 - Aoki; Keiichiro ; et al.	2013-10-24
Heater control device and method for exhaust gas sensor Grant 8,563,902 - Aoki , et al. October 22, 2	2013-10-22
Gas concentration detection device Grant 8,495,905 - Aoki July 30, 2	2013-07-30
Fuel reforming apparatus Grant 8,486,166 - Yahagi , et al. July 16, 2	2013-07-16
Fuel Injection Amount Control Apparatus For An Internal Combustion Engine App 20130138329 - Aoki; Keiichiro	2013-05-30
Inter-cylinder air-fuel ratio imbalance determination apparatus for an internal combustion engine Grant 8,452,521 - Iwazaki , et al. May 28, 2	2013-05-28
Fuel Property Detection Device App 20130120742 - Aoki; Keiichiro	2013-05-16
Biofuel Degradation Sensor Based On Fluorescence Measurements App 20130068965 - Yoshida; Shuntaro ; et al.	2013-03-21
Inter-cylinder air-fuel ratio imbalance determination apparatus for internal combustion engine Grant 8,401,765 - Iwazaki , et al. March 19, 2	2013-03-19
Inter-cylinder air-fuel ratio imbalance determination apparatus for internal combustion engine Grant 8,401,766 - Iwazaki , et al. March 19, 2	2013-03-19
Control Device For Internal Combustion Engine App 20130030678 - Aoki; Keiichiro ; et al.	2013-01-31
Exhaust purifying apparatus for an internal combustion engine Grant 8,359,841 - Goya , et al. January 29, 2	2013-01-29
Particulate Matter Detecting Apparatus App 20130008231 - Nishijima; Hiroki ; et al.	2013-01-10
Inter-cylinder Air-fuel Ratio Imbalance Determination Apparatus For Internal Combustion Engine App 20120323466 - Iwazaki; Yasushi ; et al.	2012-12-20
Concentration Detecting Apparatus App 20120291530 - Aoki; Keiichiro	2012-11-22
Inter-cylinder Air-fuel Ratio Imbalance Determination Apparatus For Internal Combustion Engine App 20120277980 - Iwazaki; Yasushi ; et al.	2012-11-01
Device for determining activation of exhaust gas sensor and control device for internal combustion engine Grant 8,291,893 - Aoki October 23, 2	2012-10-23
Control Apparatus For Internal Combustion Engine App 20120233987 - Aoki; Keiichiro ; et al.	2012-09-20
Inter-cylinder Air-fuel Ratio Imbalance Determination Apparatus For An Internal Combustion Engine App 20120232773 - Iwazaki; Yasushi ; et al.	2012-09-13
Particulate Matter Amount Detection System App 20120211371 - Nishijima; Hiroki ; et al.	2012-08-23
Air-fuel-ratio Imbalance Determination Apparatus For Internal Combustion Engine App 20120209498 - Aoki; Keiichiro ; et al.	2012-08-16
Exhaust gas sensor Grant 8,236,155 - Aoki August 7, 2	2012-08-07
Air-fuel ratio sensor and control apparatus for internal combustion engine Grant 8,131,451 - Aoki March 6, 2	2012-03-06
Pm Sensor, Pm Amount Sensing Device For Exhaust Gas, And Abnormality Detection Apparatus For Internal Combustion Engine App 20120031077 - Aoki; Keiichiro	2012-02-09
Internal Combustion Engine Control Device And Control Method Thereof App 20110308506 - Hayashita; Go ; et al.	2011-12-22
Particulate Matter Detection Device App 20110285410 - Aoki; Keiichiro	2011-11-24
Air-fuel Ratio Imbalance Among Cylinders Determining Apparatus For An Internal Combustion Engine App 20110271665 - Iwazaki; Yasushi ; et al.	2011-11-10
Device For Determining Activation Of Exhaust Gas Sensor And Control Device For Internal Combustion Engine App 20110155113 - Aoki; Keiichiro	2011-06-30
Exhaust Gas Sensor App 20110067481 - Aoki; Keiichiro	2011-03-24
Oxygen sensor and air/fuel ratio control system Grant 7,850,833 - Aoki December 14, 2	2010-12-14
Fuel Reforming Apparatus App 20100300382 - Yahagi; Hideo ; et al.	2010-12-02
Air-fuel Ratio Sensor And Control Apparatus For Internal Combustion Engine App 20100300418 - Aoki; Keiichiro	2010-12-02
Gas Concentration Detection Device App 20100229628 - Aoki; Keiichiro	2010-09-16
Exhaust Purifying Apparatus For An Internal Combustion Engine App 20100199636 - Goya; Yoichiro ; et al.	2010-08-12
Hydrogen Detecting Device And Method, And Internal Combustion Engine Abnormality Deciding Device App 20100191444 - Aoki; Keiichiro	2010-07-29
Gas sensor controller Grant 7,743,759 - Aoki June 29, 2	2010-06-29
Catalyst deterioration degree acquiring apparatus in internal combustion engine Grant 7,698,886 - Aoki April 20, 2	2010-04-20
Control system for an exhaust gas sensor Grant 7,677,231 - Aoki March 16, 2	2010-03-16
Heater Control Device And Method For Exhaust Gas Sensor App 20100000984 - Aoki; Keiichiro ; et al.	2010-01-07
Catalyst Deterioration Detection Device App 20090288391 - Aoki; Keiichiro	2009-11-26
Control system for an exhaust gas sensor Grant 7,600,508 - Aoki October 13, 2	2009-10-13
Control system for an exhaust gas sensor Grant 7,600,507 - Aoki October 13, 2	2009-10-13
Air-fuel ratio control apparatus and method for an internal combustion engine Grant 7,597,091 - Suzuki , et al. October 6, 2	2009-10-06
Control system for an exhaust gas sensor Grant 7,591,259 - Aoki September 22, 2	2009-09-22
Control system for an exhaust gas sensor Grant 7,568,477 - Aoki August 4, 2	2009-08-04
Control system for an exhaust gas sensor App 20090173324 - Aoki; Keiichiro	2009-07-09
Control system for an exhaust gas sensor App 20090173326 - Aoki; Keiichiro	2009-07-09
Control system for an exhaust gas sensor App 20090173327 - Aoki; Keiichiro	2009-07-09
Control system for an exhaust gas sensor App 20090173325 - Aoki; Keiichiro	2009-07-09
Gas Sensor, Fuel Supply System Using the Same, and Method of Using Gas Sensor App 20090050493 - Saji; Keiichi ; et al.	2009-02-26
Air-fuel ratio control apparatus and method for an internal combustion engine App 20090037079 - Suzuki; Yusuke ; et al.	2009-02-05
Catalyst Deterioration Degree Acquiring Apparatus In Internal Combustion Engine App 20090019834 - AOKI; Keiichiro	2009-01-22
Method of detecting alcohol concentration and alcohol concentration detecting apparatus App 20080246955 - Osaki; Rie ; et al.	2008-10-09
Gas Sensor Controller App 20080184774 - Aoki; Keiichiro	2008-08-07
Oxygen Sensor and Air/Fuel Ratio Control System App 20070261960 - Aoki; Keiichiro	2007-11-15
Control system for an exhaust gas sensor App 20070125348 - Aoki; Keiichiro	2007-06-07
Exhaust gas sensor control device Grant 7,206,714 - Aoki April 17, 2	2007-04-17
Controller of exhaust gas sensor App 20060047468 - Aoki; Keiichiro	2006-03-02
Control device for exhaust gas sensor of internal-combustion engine App 20050029098 - Aoki, Keiichiro ; et al.	2005-02-10
Control device for an air-fuel ratio sensor Grant 6,286,493 - Aoki September 11, 2	2001-09-11
Device for detecting knocking in an internal combustion engine Grant 6,151,954 - Aoki , et al. November 28, 2	2000-11-28
Knock control device for internal combustion engine Grant 5,979,406 - Aoki , et al. November 9, 1	1999-11-09
Device for detecting knocking in an internal combustion engine Grant 5,929,322 - Aoki , et al. July 27, 1	1999-07-27