Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622743 | Stabilizing agent for beer | Masanori Tanaka, Tatsuji Morimoto, Akira Kamon | 1997-04-22 |
| 5013603 | Ink jet recording paper with amorphous silica filler | Masahide Ogawa, Teiji Sato, Masao Takahashi, Toshio Kitsu, Seikichi Takahashi | 1991-05-07 |
| 4915923 | Filler for ink jet recording paper | Masahide Ogawa, Teiji Sato, Maso Takahashi, Toshio Kitsu, Seikichi Takahashi | 1990-04-10 |
| 4544604 | Heat-sensitive recording paper and filler therefor | Koichi Usui, Masahide Ogawa, Kunio Goto, Teiji Sato, Masanori Tanaka +2 more | 1985-10-01 |
| 4509064 | Heat-sensitive recording paper and filler therefor | Koichi Usui, Masahide Ogawa, Kunio Goto, Teiji Sato, Masanori Tanaka +2 more | 1985-04-02 |