Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12413838 | Inspection apparatus and inspection system | Mitsunori Yuminamochi, Masaoki Saito, Hitoshi Katayama, Fumio Sato, Dai Nozaki | 2025-09-09 |
| 10871453 | Inspection device and inspection method | Manabu Watanabe, Fumio Sato, Fujio Terai, Hitoshi Katayama, Yuichiro Gunji | 2020-12-22 |
| 10732078 | Inspection system and inspection method | Manabu Watanabe, Fumio Sato, Fujio Terai, Hitoshi Katayama, Yuichiro Gunji | 2020-08-04 |
| 10444287 | Robot device, inspection device, inspection device of generator, and inspection method | Hiroaki Kuwahara, Hideo Chikaoka, Tomio IWATA, Fujio Terai, Yuuichiro Gunji | 2019-10-15 |
| 9821618 | Suspension system | Kenichi Iwami, Shigeki Hayashi, Toshimitsu Yazaki, Atsushi Hayashi, Kazuma Ishihara | 2017-11-21 |
| 9694679 | Drive control system for work vehicle | Satoshi Yoshikawa, Michita Kono | 2017-07-04 |
| 9556772 | Fuel tank and liquid tank configuration for a work vehicle | Yoshihiro Mitobe, Atsushi Hayashi, Yuji Imanaga | 2017-01-31 |
| 9421841 | Hydraulic suspension system for work vehicle | Kenichi Iwami, Shigeki Hayashi, Atsushi Hayashi, Toshimitsu Yazaki, Nobuyuki Okabe | 2016-08-23 |
| 9096127 | Drive control system for work vehicle | Satoshi Yoshikawa, Michita Kono | 2015-08-04 |
| 9045016 | Hydraulic suspension system for work vehicle | Kenichi Iwami, Shigeki Hayashi, Atsushi Hayashi, Toshimitsu Yazaki, Nobuyuki Okabe | 2015-06-02 |
| 9020698 | Suspension system | Kenichi Iwami, Shigeki Hayashi, Toshimitsu Yazaki, Atsushi Hayashi, Kazuma Ishihara | 2015-04-28 |
| 8973351 | Work machine | Akiya Shibutani, Kazuya Maeda | 2015-03-10 |
| 8762001 | Tractor | Kenichi Iwami, Toshimitsu Yazaki, Atsushi Hayashi, Shinnosuke Ishikawa | 2014-06-24 |
| 8631895 | Exhaust device for work vehicle | Tomiho Tanaka, Shinya Ukai, Jun Matsui, Nobuyuki Okabe, Kiyokazu Fujibayashi | 2014-01-21 |
| 8406955 | Hydraulic suspension system for work vehicle | Kenichi Iwami, Shigeki Hayashi, Atsushi Hayashi, Toshimitsu Yazaki, Nobuyuki Okabe | 2013-03-26 |
| 7938221 | Suspension system for vehicle | Atsushi Hayashi, Nobuyuki Okabe, Toshimitsu Yazaki | 2011-05-10 |
| 7918470 | Hydraulic suspension system | Atsushi Hayashi, Toshimitsu Yazaki, Kenichi Iwami | 2011-04-05 |
| 7763124 | Steel material with excellent rolling fatigue life and method of producing the same | Takashi Iwamoto, Kazuhiko Ohno, Masao Goto, Hisashi Harada, Hisato Nishisaka | 2010-07-27 |
| 7678207 | Steel product for induction hardening, induction-hardened member using the same, and methods producing them | Yasuhiro Omori, Tohru Hayashi, Takaaki Toyooka | 2010-03-16 |
| 7413704 | Case hardening bearing steel having excellent toughness and rolling contact fatigue life in intermediate temperature | Takashi Iwamoto, Masao Goto, Katsuhiko Kizawa | 2008-08-19 |
| D562352 | Handrail for a tractor | Atsushi Hayashi | 2008-02-19 |
| 6893609 | Bearing material | Takashi Iwamoto, Yoshio Yamazaki, Katsuhiko Kizawa, Masao Goto | 2005-05-17 |
| 6416592 | Electromagnetic steel sheet having excellent magnetic properties and production method thereof | Osamu Kondo, Shigeaki Takajo | 2002-07-09 |
| 6364962 | Electromagnetic steel sheet having excellent high-frequency magnetic properties and method | Shigeaki Takajo, Takako Yamashita, Osamu Kondo | 2002-04-02 |
| 6322638 | Electromagnetic steel sheet having excellent high-frequency magnetic properties | Shigeaki Takajo, Takako Yamashita, Osamu Kondo | 2001-11-27 |