Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7893254 | Process for production of 3-alkenylcephem compounds | Masahiro Ito, Yutaka Kameyama | 2011-02-22 |
| 7759483 | 3-alkenylcephem compounds and process for production thereof | Koichi Sorajo, Yutaka Kameyama | 2010-07-20 |
| 6946578 | Process for producing phenoxyphosphazene compound, flame-retardant resin composition, and flame-retardant resin molding | Shinji Nakano, Yuji Tada, Tadao Yabuhara, Takashi Kameshima, Hiroyuki Takase | 2005-09-20 |
| 6909101 | Water purifying apparatus | — | 2005-06-21 |
| 6797750 | Flame-retardant epoxy resin composition, molded article thereof, and electronic part | Masatoshi Taniguchi, Yuji Tada | 2004-09-28 |
| 6632891 | Flame-retardant resin, composition thereof, and process for producing the same | Yuji Tada, Tadao Yabuhara, Takashi Kameshima, Shinji Nakano | 2003-10-14 |
| 6627122 | Powdery flame retardant | Yuji Tada, Tadao Yabuhara, Shinji Nakano, Takashi Kameshima, Hiroyuki Takase | 2003-09-30 |
| 6596893 | Crosslinked phenoxyphosphazene compounds, flame retardants, flame-retardant resin compositions, and moldings of flame-retardant resins | Yoshifumi Nakacho, Tadao Yabuhara, Yuji Tada | 2003-07-22 |
| 6530679 | Light emitting device | — | 2003-03-11 |
| 6528559 | Crosslinked phenoxyphosphazene compounds, process for the preparation thereof, flame retardants, flame-retardant resin compositions, and moldings of flame-retardant resins | Yoshifumi Nakacho, Tadao Yabuhara, Yuji Tada | 2003-03-04 |
| 6521689 | Flame-retardant aromatic polyamide resin composition and molded object | Tadao Yabuhara, Yuji Tada, Shinji Nakano, Takashi Kameshima, Hiroyuki Takase | 2003-02-18 |
| 6518336 | Flame-retardent resin compositions compring thermoplastic resin, thermotropic liquid crystal polymer, and hoalogen-free phosphazen compound | Tadao Yabuhara, Yuji Tada, Takashi Kameshima, Shinji Nakano, Hiroyuki Takase | 2003-02-11 |
| 5310611 | Thermoreversible recording material, thermoreversible recording medium and recording method | Yutaka Okabe, Yukihisa Okada | 1994-05-10 |
| 5262374 | Thermoreversible recording medium, apparatus utilizing the same and method for fabricating the same | Yutaka Okabe, Hiroyo Kato | 1993-11-16 |
| 5249000 | Thermoreversible recording medium, apparatus utilizing the same and method for fabricating the same | Yutaka Okabe, Hiroyo Kato | 1993-09-28 |
| 5157011 | Thermoreversible recording medium, apparatus utilizing the same and method for fabricating the same | Yutaka Okabe, Hiroyo Kato | 1992-10-20 |
| 4731312 | Photoconductor for electrophotography comprises indium phthalocyanine | Masakazu Kato, Katsuaki Kaife | 1988-03-15 |
| 4587188 | Phthalocyanine photoconductor for electrophotography | Masakazu Kato, Katsuaki Kaifu | 1986-05-06 |