Issued Patents All Time
Showing 126–130 of 130 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5021406 | 2-pyranone derivative and process for production thereof | Tohru Kodama, Sumio Asami, Norihide Amano, Takaaki Kusumi, Hidekazu Hosono | 1991-06-04 |
| 5004068 | Muffler | Toshitsugu Sase, Michiaki MATSUDA, Kiyoshi Yanagisawa | 1991-04-02 |
| 4974071 | Color image data encoding apparatus having improved resolution/efficiency characteristics | — | 1990-11-27 |
| 4728556 | Electrostatic recording medium | Takao Igawa, Susumu Nemoto, Akihiko Goto, Taeko Maeda | 1988-03-01 |
| 4228141 | Process for a gasification of graphite | Susumu Sugikawa, Takeshi Tsujino | 1980-10-14 |