Patent | Date |
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Sensor control device Grant 8,333,875 - Matsuoka , et al. December 18, 2 | 2012-12-18 |
Sensor control apparatus Grant 8,257,565 - Kawase , et al. September 4, 2 | 2012-09-04 |
Gas sensor control apparatus designed to ensure accuracy of measurement in gas sensor Grant 8,052,863 - Suzuki , et al. November 8, 2 | 2011-11-08 |
Gas concentration measuring apparatus designed to enhance measurement accuracy in desired range Grant 7,981,265 - Kawase , et al. July 19, 2 | 2011-07-19 |
Degradation simulator for gas sensor Grant 7,980,121 - Matsuoka , et al. July 19, 2 | 2011-07-19 |
Gas sensor control apparatus Grant 7,955,494 - Kawase , et al. June 7, 2 | 2011-06-07 |
Gas concentration measuring apparatus designed to compensate for output error Grant 7,776,194 - Kawase , et al. August 17, 2 | 2010-08-17 |
Gas concentration detection apparatus having function for detecting sensor element activation status Grant 7,671,600 - Suzuki , et al. March 2, 2 | 2010-03-02 |
Oxygen sensor output correction apparatus for internal combustion engine Grant 7,614,391 - Kawase , et al. November 10, 2 | 2009-11-10 |
Oxygen sensor output correction apparatus for internal combustion engine Grant 7,606,654 - Kawase , et al. October 20, 2 | 2009-10-20 |
Gas concentration measuring apparatus with failure monitor Grant 7,582,197 - Kawase , et al. September 1, 2 | 2009-09-01 |
Gas concentration measuring apparatus designed to compensate for output error Grant 7,578,914 - Kawase , et al. August 25, 2 | 2009-08-25 |
Gas Sensor Control Apparatus App 20090084677 - KAWASE; Tomoo ;   et al. | 2009-04-02 |
Degradation Simulator For Gas Sensor App 20090056414 - Matsuoka; Mikiyasu ;   et al. | 2009-03-05 |
High-resolution gas concentration measuring apparatus Grant 7,481,913 - Kawase , et al. January 27, 2 | 2009-01-27 |
Gas concentration detecting apparatus Grant 7,445,698 - Hada , et al. November 4, 2 | 2008-11-04 |
Oxygen Sensor Output Correction Apparatus For Internal Combustion Engine App 20080262704 - Kawase; Tomoo ;   et al. | 2008-10-23 |
Oxygen Sensor Output Correction Apparatus For Internal Combustion Engine App 20080262703 - Kawase; Tomoo ;   et al. | 2008-10-23 |
Sensor Control Apparatus App 20080196480 - KAWASE; Tomoo ;   et al. | 2008-08-21 |
Gas Sensor Control Apparatus Designed To Ensure Accuracy Of Measurement In Gas Sensor App 20080197022 - SUZUKI; Toshiyuki ;   et al. | 2008-08-21 |
Sensor control device App 20080185289 - Matsuoka; Mikiyasu ;   et al. | 2008-08-07 |
Gas concentration detection apparatus having function for detecting sensor element activation status App 20080094079 - Suzuki; Toshiyuki ;   et al. | 2008-04-24 |
Gas concentration measuring apparatus designed to enhance measurement accuracy in desired range App 20070284248 - Kawase; Tomoo ;   et al. | 2007-12-13 |
Noiseless gas concentration measurement apparatus Grant 7,288,175 - Hada , et al. October 30, 2 | 2007-10-30 |
Gas concentration measuring apparatus designed to establish quick determination of degree of activation of gas sensor App 20070007134 - Kawase; Tomoo ;   et al. | 2007-01-11 |
Fault detecting apparatus designed to detect different types of faults of gas sensor Grant 7,073,320 - Moritsugu , et al. July 11, 2 | 2006-07-11 |
Sensor impedance measuring apparatus for improving measurement accuracy of gas sensor App 20060102476 - Niwa; Mitsunobu ;   et al. | 2006-05-18 |
Abnormality detecting device for gas sensor Grant 6,996,499 - Kurokawa , et al. February 7, 2 | 2006-02-07 |
Gas concentration measuring apparatus designed to ensuring accuracy of determining resistance of gas sensor element App 20060011476 - Hada; Satoshi ;   et al. | 2006-01-19 |
Gas concentration measuring apparatus designed to compensate for output error App 20050284759 - Kawase, Tomoo ;   et al. | 2005-12-29 |
Gas concentration measuring apparatus designed to compensate for output error App 20050230248 - Kawase, Tomoo ;   et al. | 2005-10-20 |
Gas concentration measuring apparatus with failure monitor App 20050217347 - Kawase, Tomoo ;   et al. | 2005-10-06 |
Gas concentration detecting apparatus Grant 6,922,639 - Kawase , et al. July 26, 2 | 2005-07-26 |
Gas concentration measuring apparatus designed to minimize measurement error Grant 6,901,785 - Tomura , et al. June 7, 2 | 2005-06-07 |
Gas concentration measuring apparatus minimizing measurement error Grant 6,895,800 - Tomura , et al. May 24, 2 | 2005-05-24 |
Control method for gas concentration sensor Grant 6,868,712 - Hada , et al. March 22, 2 | 2005-03-22 |
Power supply control system for heater used in gas sensor Grant 6,870,142 - Hada , et al. March 22, 2 | 2005-03-22 |
Heater controller for gas sensor ensuring stability of temperature control App 20050029250 - Niwa, Mitsunobu ;   et al. | 2005-02-10 |
Gas concentration measuring apparatus designed to minimize error component contained in output Grant 6,849,174 - Hada , et al. February 1, 2 | 2005-02-01 |
Fault detecting apparatus designed to detect different types of faults of gas sensor App 20040221641 - Moritsugu, Michiyasu ;   et al. | 2004-11-11 |
Gas concentration detecting appartus App 20040217001 - Hada, Satoshi ;   et al. | 2004-11-04 |
Gas concentration detecting apparatus App 20040195097 - Suzuki, Toshiyuki ;   et al. | 2004-10-07 |
Abnormality detecting device for gas sensor App 20040153258 - Kurokawa, Eiichi ;   et al. | 2004-08-05 |
Gas concentration detecting apparatus App 20040138825 - Kawase, Tomoo ;   et al. | 2004-07-15 |
Structure of gas sensor designed to minimize error of sensor output Grant 6,740,217 - Mizutani , et al. May 25, 2 | 2004-05-25 |
High-resolution gas concentration measuring apparatus App 20040089545 - Kawase, Tomoo ;   et al. | 2004-05-13 |
Power supply control system for heater used in gas sensor Grant 6,720,534 - Hada , et al. April 13, 2 | 2004-04-13 |
Noiseless gas concentration measurement apparatus App 20040045823 - Kawase, Tomoo ;   et al. | 2004-03-11 |
Noiseless gas concentration measurement apparatus App 20040045824 - Hada, Satoshi ;   et al. | 2004-03-11 |
Gas concentration measuring apparatus compensating for error component of output signal Grant 6,656,337 - Kurokawa , et al. December 2, 2 | 2003-12-02 |
Heater control apparatus for a gas concentration sensor Grant 6,651,639 - Hada , et al. November 25, 2 | 2003-11-25 |
Gas concentration measuring apparatus designed to minimize error component contained in output App 20030155238 - Hada, Satoshi ;   et al. | 2003-08-21 |
Gas concentration measuring apparatus minimizing measurement error App 20030121311 - Tomura, Takanao ;   et al. | 2003-07-03 |
Gas concentration measuring apparatus designed to minimize measurement error App 20030121310 - Tomura, Takanao ;   et al. | 2003-07-03 |
Gas concentration measuring apparatus designed to minimize error component contained in output Grant 6,547,955 - Hada , et al. April 15, 2 | 2003-04-15 |
Power supply control system for heater used in gas sensor App 20030019486 - Hada, Satoshi ;   et al. | 2003-01-30 |
Structure of gas sensor designed to minimize error of sensor output App 20020195338 - Mizutani, Keigo ;   et al. | 2002-12-26 |
Gas concentration measuring device App 20020189942 - Niwa, Mitsunobu ;   et al. | 2002-12-19 |
Power supply control system for heater used in gas sensor App 20020179443 - Hada, Satoshi ;   et al. | 2002-12-05 |
Power supply control system for heater used in gas sensor App 20020179594 - Hada, Satoshi ;   et al. | 2002-12-05 |
Gas concentration sensing apparatus capable of suppressing sensor voltage oscillation Grant 6,478,940 - Suzuki , et al. November 12, 2 | 2002-11-12 |
Gas concentration measuring apparatus compensating for error component of output signal Grant 6,442,998 - Kurokawa , et al. September 3, 2 | 2002-09-03 |
Heater control apparatus for a gas concentration sensor App 20020078938 - Hada, Satoshi ;   et al. | 2002-06-27 |
Control method for gas concentration sensor App 20020056310 - Hada, Satoshi ;   et al. | 2002-05-16 |
Gas concentration measuring apparatus compensating for error component of output signal App 20020050455 - Kurokawa, Eiichi ;   et al. | 2002-05-02 |
Gas Concentration Measuring Apparatus Producing Current Signal As A Function Of Gas Concentration App 20020029612 - KUROKAWA, EIICHI ;   et al. | 2002-03-14 |
Control method for gas concentration sensor Grant 6,347,544 - Hada , et al. February 19, 2 | 2002-02-19 |
Signal processing device for piezoelectric sensor App 20010052337 - Suzuki, Toshiyuki ;   et al. | 2001-12-20 |
Gas concentration measuring apparatus compensating for error component of output signal App 20010039825 - Kurokawa, Eiichi ;   et al. | 2001-11-15 |
Detection of malfunction in gas concentration detection system Grant 6,164,125 - Kawase , et al. December 26, 2 | 2000-12-26 |
Method and apparatus for gas concentration detection and manufacturing method of the apparatus Grant 5,980,710 - Kurokawa , et al. November 9, 1 | 1999-11-09 |
Beverage cooling and dispensing machine Grant 5,617,736 - Ito , et al. April 8, 1 | 1997-04-08 |