Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11155891 | Surface hardening treatment device and surface hardening treatment method | Yasushi Hiraoka | 2021-10-26 |
| 9943081 | Antibacterial/antiviral coating material, and method for forming antibacterial/antiviral coating film | Yuki Shuto, Yasuhiro ITODA | 2018-04-17 |
| 7083688 | High-strength race and method of producing the same | Shinji Asano, Tatsuo Iguchi, Kanji Ueno | 2006-08-01 |
| 6733600 | Nitrided maraging steel and method of manufacture thereof | Yuichi Heishi, Masahiro Suzuki, Ikuo Tani, Shunzou Umegaki, Kiyotaka Akimoto +1 more | 2004-05-11 |
| 6587602 | Resolution conversion system and method | Shinji Wakisawa, Naruhiko Kasai, Hiroko Sato, Hiroyuki Koizumi | 2003-07-01 |
| 6389180 | Resolution conversion system and method | Shinji Wakisawa, Naruhiko Kasai, Hiroko Sato, Hiroyuki Koizumi | 2002-05-14 |
| 6378839 | Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engine | Yasuyuki Nakano, Masayuki Suganami, Kzunori Irifune | 2002-04-30 |
| 6365994 | Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engine | Yasuyuki Nakano, Masayuki Suganami, Kzunori Irifune | 2002-04-02 |
| 6193211 | Motor-operated flow control valve and gas recirculation control valve for internal combustion engine | Yasuyuki Nakano, Masayuki Suganami, Kzunori Irifune | 2001-02-27 |
| 6151425 | Resolution conversion system and method | Shinji Wakisawa, Naruhiko Kasai, Hiroko Sato, Hiroyuki Koizumi | 2000-11-21 |
| 6089536 | Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engine | Yasuyuki Nakano, Masayuki Suganami, Kzunori Irifune | 2000-07-18 |
| 6002810 | Resolution conversion system and method | Shinji Wakisawa, Naruhiko Kasai, Hiroko Sato, Hiroyuki Koizumi | 1999-12-14 |
| 5633671 | Recording method and apparatus maintaining constant density by anticipating temperature changes in the recording head | — | 1997-05-27 |
| 5533819 | Character by character thermal recording device with ink sheet feed control | Toshihide Wada | 1996-07-09 |
| 5214120 | Dope for forming elastic polyurethane articles and process for producing said articles | Yoshikazu Arimatsu, Hajime Suzuki | 1993-05-25 |
| 5109236 | Smoothness measuring device and recording apparatus to which the smoothness measuring device is applied | Junichi Yoshikawa | 1992-04-28 |
| 4917848 | Process for producing polyester fibers | Kazuo Kurita, Susumu Tate | 1990-04-17 |
| 4758117 | Method for the transportation of a particulate material at controlled rate | Yunosuke Maki, Yasuhiko Sakaguchi, Kazuaki Tanaka, Yuichi Kobayashi, Hideo Ooishi +1 more | 1988-07-19 |
| 4742151 | Ultra-high-molecular-weight polyesters | Susumu Tate, Haruhiko Narusawa, Akira Chiba | 1988-05-03 |
| 4689528 | Printer | — | 1987-08-25 |
| 4186593 | Drive simulator operating method | — | 1980-02-05 |