Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7829198 | Lens for spectacles and method for forming lens for spectacles | Masanobu Urabe, Tsukasa Monma, Osamu Abe | 2010-11-09 |
| 6469963 | Optical recording medium and method of information recording/reading an optical recording medium | Yasuo Sawada, Eiji Noda | 2002-10-22 |
| 6137769 | Optical recording medium and method of information recording/reading an optical recording medium | Yasuo Sawada, Eiji Noda | 2000-10-24 |
| 6045971 | Optical information recording medium and method of producing the same | — | 2000-04-04 |
| 6043355 | Phthalocyanine compounds | Masatoshi Taniguchi, Toshiro Narizuka, Hiroaki Tomita | 2000-03-28 |
| 5968708 | Optical recording medium and method of producing the same | Yutaka Ueda | 1999-10-19 |
| 5932721 | Phthalocyanine compounds | Masatoshi Taniguchi, Toshiro Narizuka | 1999-08-03 |
| 5882757 | Optical information recording medium and method of producing the same | — | 1999-03-16 |
| 5789138 | Optical recording medium and method of producing the same | — | 1998-08-04 |
| 5580696 | Optical recording medium and method of producing the same | — | 1996-12-03 |
| 5532033 | Optical information recording medium | — | 1996-07-02 |
| 5462806 | Plastic lens | Toshio Konishi, Toshihiko Horibe, Kouji Watanabe, Toshiya Shuin | 1995-10-31 |
| 5316814 | Optical information recording medium | Yasuo Sawada, Yutaka Ueda | 1994-05-31 |
| 5252372 | Optical information recording medium | Yutaka Ueda | 1993-10-12 |
| 5242730 | Optical recording medium | Yutaka Ueda | 1993-09-07 |
| 5238722 | Optical recording medium | Yutaka Ueda | 1993-08-24 |
| 5169745 | Optical information recording medium | Yutaka Ueda | 1992-12-08 |