Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297935 | Method for manufacturing a tube fitting | Atsushi Kurosawa | 2025-05-13 |
| 11958454 | Tube fitting and tube equipped with tube fitting | Atsushi Kurosawa | 2024-04-16 |
| 11879572 | Tube fitting and tube equipped with tube fitting | Atsushi Kurosawa | 2024-01-23 |
| 7597090 | Internal combustion engine | Kohtaro Hashimoto, Kohjiroh Aimoto, Fumiaki Ikegawa | 2009-10-06 |
| 7404380 | Method of controlling compression-ignition internal combustion engine | Kohtaro Hashimoto, Kohjiroh Aimoto, Fumiaki Ikegawa | 2008-07-29 |
| 7367309 | Internal combustion engine | Kohtaro Hashimoto, Kohjiroh Aimoto, Fumiaki Ikegawa | 2008-05-06 |
| 7360509 | Method for operating compression ignition internal combustion engine | Kohtaro Hashimoto, Kohjiroh Aimoto, Fumiaki Ikegawa | 2008-04-22 |
| 7261065 | Method for controlling compression ignition internal combustion engine | Kohjiroh Aimoto, Kohtaro Hashimoto, Fumiaki Ikegawa | 2007-08-28 |
| 7165512 | Method for controlling compression ignition internal combustion engine | Kohtaro Hashimoto, Kohjiroh Aimoto, Fumiaki Ikegawa | 2007-01-23 |
| 7017530 | Method for controlling compression ignition internal combustion engine | Kohtaro Hashimoto, Kohjiroh Aimoto, Ryogo Sakamoto | 2006-03-28 |
| 6935284 | Power system | Pu Qian, Kohjiroh Aimoto | 2005-08-30 |
| 6843208 | Control method for premixed compression ignition internal combustion engine | Masamitsu Tamura, Kotaro Hashimoto, Kohjiroh Aimoto, Pu Qian | 2005-01-18 |
| 6827047 | Vehicle provided with internal combustion engine and fuel reforming/supplying functions | Pu Qian, Kohjiroh Aimoto | 2004-12-07 |
| 6235413 | Slide surface construction and process for producing the same | Kenji Dosaka, Yusuke Toyoda, Masamune Tabata, Kenji Hirose, Hiroshi Koinuma | 2001-05-22 |
| 5952114 | Functional copper skin film | Masamune Tabata, Kenji Dosaka | 1999-09-14 |
| 5928800 | Slide surface construction | Yusuke Toyoda, Masamune Tabata, Kenji Dosaka, Kenji Hirose | 1999-07-27 |
| 5882804 | Slide surface construction | Yusuke Toyoda, Masamune Tabata, Kenji Dosaka | 1999-03-16 |
| 5632879 | Process for forming inorganic skin film | Masamune Tabata, Yoshikazu Fujisawa, Kenji Dosaka | 1997-05-27 |
| 5597657 | Slide surface construction | Yoshikazu Fujisawa, Masamune Tabata, Kazuhisa Okamoto | 1997-01-28 |
| 5547771 | High-hardness metal skin film | Masamune Tabata, Kenji Dosaka, Kenji Hirose | 1996-08-20 |
| 5503942 | Inorganic skin film | Masamune Tabata, Yoshikazu Fujisawa, Kenji Dosaka | 1996-04-02 |
| 5445684 | Slide surface construction having orientation specific B.C.C. metal layer | Yoshikazu Fujisawa, Kazuhisa Okamoto, Masamune Tabata, Kenji Hirose | 1995-08-29 |
| 5443919 | Slide member | Yoshikazu Fujisawa, Makoto Tsuji, Takeshi Narishige, Kazuhisa Okamoto | 1995-08-22 |
| 5443920 | Slide member | Yoshikazu Fujisawa, Makoto Tsuji, Takeshi Narishige, Kazuhisa Okamoto | 1995-08-22 |
| 5427633 | Slide surface construction | Yoshikazu Fujisawa, Masamune Tabata, Kazuhisa Okamoto | 1995-06-27 |