Issued Patents All Time
Showing 26–50 of 140 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156200 | Abnormality diagnosis system of downstream side air-fuel ratio sensor | — | 2018-12-18 |
| 10151262 | Abnormality diagnosis system of air-fuel ratio sensors | Yasushi Iwazaki, Toru Kidokoro, Yuji Miyoshi | 2018-12-11 |
| 10066534 | Internal combustion engine | Tatsuhiro Hashida, Takahiko Fujiwara, Yasushi Iwazaki, Toru Kidokoro | 2018-09-04 |
| 9975575 | Crawler-type traveling vehicle | Shunichi Nakazawa, Hiroaki Mizuguchi, Hiroshi Furusho, Akira Moriyama | 2018-05-22 |
| 9903297 | Control system of internal combustion engine | Shuntaro Okazaki, Norihisa Nakagawa, Yuji Yamaguchi, Kenji Suzuki, Yasushi Iwazaki | 2018-02-27 |
| 9903292 | Abnormality diagnosis system of air-fuel ratio sensor | Toru Kidokoro, Yasushi Iwazaki, Kenji Suzuki, Koji Ide | 2018-02-27 |
| 9897028 | Diagnosis system of internal combustion engine | Keiichiro Aoki, Yasushi Iwazaki | 2018-02-20 |
| 9863354 | Exhaust purification system of internal combustion engine | Shuntaro Okazaki, Kenji Suzuki, Yuji Miyoshi | 2018-01-09 |
| 9850840 | Diagnosis system of internal combustion engine | Yuji Miyoshi, Yasushi Iwazaki, Toru Kidokoro, Keiichiro Aoki | 2017-12-26 |
| 9835104 | Exhaust purification system of internal combustion engine | Shuntaro Okazaki, Kenji Suzuki, Yuji Miyoshi | 2017-12-05 |
| 9732658 | Abnormality diagnosis system of internal combustion engine | Koichi Kitaura, Masahiro Kubo | 2017-08-15 |
| 9726103 | Fuel injection amount control apparatus for an internal combustion engine | Yasushi Iwazaki, Tatsuro Shimada, Isao Nakajima, Yoshihisa Oda, Takuya Matsumoto +1 more | 2017-08-08 |
| 9719449 | Diagnosis system of internal combustion engine | Keiichiro Aoki, Yasushi Iwazaki | 2017-08-01 |
| 9677490 | Abnormality diagnosis system of internal combustion engine | Masahiro Kubo, Yasushi Iwasaki, Kouichi Kitaura | 2017-06-13 |
| 9624808 | Abnormality diagnosis system of air-fuel ratio sensor | Kenji Suzuki, Toru Kidokoro, Yasushi Iwazaki | 2017-04-18 |
| 9588017 | Apparatus for detecting variation abnormality in air-fuel ratio between cylinders | Kenji Suzuki | 2017-03-07 |
| 9512795 | Inter-cylinder air-fuel ratio variation abnormality detection apparatus | Kenji Suzuki, Yasushi Iwazaki | 2016-12-06 |
| 9506416 | Inter-cylinder air-fuel ratio variation abnormality detection apparatus for multicylinder internal combustion engine | Kenji Suzuki, Yasushi Iwazaki | 2016-11-29 |
| 9328685 | Inter-cylinder air-fuel ratio variation abnormality detection apparatus for multicylinder internal combustion engine | Kenji Suzuki, Yasushi Iwazaki, Senji Kato | 2016-05-03 |
| 9194316 | Inter-cylinder air-fuel ratio imbalance determining apparatus for internal combustion engine | Yasushi Iwazaki, Shuntaro Okazaki, Kenji Suzuki | 2015-11-24 |
| 9194315 | Air-fuel ratio imbalance among cylinders determining apparatus for an internal combustion engine | Yasushi Iwazaki, Hiroshi Sawada, Keiichiro Aoki | 2015-11-24 |
| 9115661 | Fuel injection amount control system and fuel injection amount control device for multi-cylinder internal combustion engine | Yasushi Iwazaki | 2015-08-25 |
| 8965665 | Air-fuel ratio imbalance determining apparatus among cylinders for an internal combustion engine | Yasushi Iwazaki, Fumihiko Nakamura, Hiroshi Sawada, Toru Kidokoro | 2015-02-24 |
| 8926543 | Immunoactivation blood perfusion filter for the treatment of malignant tumors | Yukihiko Nose, Kazuhide Ohta, Junji Takaba | 2015-01-06 |
| 8911610 | Process for producing metallic lithium | Eiji Nakamura, Hiroaki Takata, Yukihiro Yokoyama | 2014-12-16 |