Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5512423 | Optical information recording medium | Hironori Oda | 1996-04-30 |
| 5198323 | Resist composition containing alkali-soluble resin, 1,2-quinone diazide compound and anti-halation component | Masaru Matsuoka, Ryotaro Hanawa, Yasunori Uetani, Naoki Takeyama, Takeshi Hioki +1 more | 1993-03-30 |
| 5030387 | Organic conductive complex | Masaru Matsuoka, Yo Shimizu | 1991-07-09 |
| 4885270 | Novel thermosensitive recording sheet | Kikuo Tsuchiya, Shingo Araki, Masaji Inagaki, Yumi Kudoh | 1989-12-05 |
| 4843058 | Thermosensitive recording sheet | Shingo Araki, Kikuo Tsuchiya, Masaji Inagaki, Yumi Kudoh | 1989-06-27 |
| 4833256 | Fluoran derivatives and recording material containing the same | Tetsuhiko Yamaguchi, Katsumi Murofushi, Masato Futagami, Nobuyuki Nagato, Kunio Imamura | 1989-05-23 |
| 4764500 | Thermosensitive recording sheet | Shingo Araki, Ryugo Maeda, Masaji Inagaki, Shigeki Ueno | 1988-08-16 |
| 4746645 | Heat-sensitive recording material | Mitsuru Kondo, Toshitake Suzuki, Masayuki Omatsu, Hironori Fujii, Kenji Minami | 1988-05-24 |
| 4647411 | 5,6,7,8-tetrafluoroanthraquinone derivatives | Masaru Matsuoka, Osamu Kaieda | 1987-03-03 |