Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7217447 | Ink-jet recording sheet | Masanobu Takashima, Kozo Nagata, Kazuyuki Koike, Kousaku Yoshimura | 2007-05-15 |
| 7070840 | Inkjet recording sheet | Kazuyuki Koike, Ryoichi Nakano, Yuichi Wakata | 2006-07-04 |
| 7046264 | Electronic device having display unit | Takashi Moriyasu | 2006-05-16 |
| 7011922 | Thermal recording material | Kazumori Minami, Hiroshi Sato | 2006-03-14 |
| 6890880 | Heat-sensitive recording material | Naoto Yanagihara, Kazumori Minami | 2005-05-10 |
| 6864032 | Method for forming azo colorant using diazo compound and coupler having leaving group and recording material using the coupler | Mitsuyuki Tsurumi, Kazunori Nigorikawa | 2005-03-08 |
| 6817100 | Steering wheel and method for manufacturing steering wheel | Hiroki Mori, Yuji Tajiri, Keizo Suzuki | 2004-11-16 |
| 6787502 | Guanidine compound and heat sensitive recording material | Naoto Yanagihara, Mitsuyuki Tsurumi | 2004-09-07 |
| 6698311 | Steering wheel | Keizo Suzuki, Hiroki Mori, Toshio Uka | 2004-03-02 |
| 6578448 | Steering wheel | Keizo Suzuki, Hiroki Mori, Toshio Uka | 2003-06-17 |
| 6348529 | Guanidine compound and heat sensitive recording material | Naoto Yanagihara, Mitsuyuki Tsurumi | 2002-02-19 |
| 6346359 | Pyrrolopyrimidineone compound and heat-sensitive recording material using the same | Mitsuyuki Tsurumi, Kazunori Nigorikawa | 2002-02-12 |
| 6316605 | Hydrazone dye | Naoto Yanagihara, Tatsuo Kawabuchi, Tetsunori Matsushita, Kimiatsu Nomura, Yohsuke Takeuchi | 2001-11-13 |
| 6251535 | Battery case | Akihiro Suzuki | 2001-06-26 |
| 6197725 | Heat-sensitive recording material | Atsuhiro Ohkawa | 2001-03-06 |
| 6129374 | Air bag apparatus | Keizo Suzuki | 2000-10-10 |
| 5935757 | Heat-sensitive recording material | Yoshihiro Jinbo, Naoto Yanagihara | 1999-08-10 |
| 5693374 | Alpha-resorcyclic acid ester derivatives and recording materials using the same | Shunsaku Higashi, Ken Iwakura | 1997-12-02 |
| 5351908 | Webbing retractor | Yoshio Umezawa | 1994-10-04 |
| 5195693 | Tension reducer | Hironori Sasaki | 1993-03-23 |
| 4925609 | Oxygen-sensing element | Thomas Yuan | 1990-05-15 |
| 4740288 | Oxygen-sensing element | — | 1988-04-26 |
| 4610480 | Built-in type safety seat belt system for reclining vehicle seat | Toshiaki Shimogawa, Teruhiko Koide, Masahiro Iwatsuki | 1986-09-09 |
| 4609480 | Lubricant composition for improving fatigue life | Hitoshi Hata, Akira Sasaki | 1986-09-02 |