Issued Patents All Time
Showing 76–85 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5213893 | Waterproofing agent for cable | Hiroya Kobayashi, Kazuhiro Okamura, Tadao Shimomura | 1993-05-25 |
| 5078992 | Water-absorbing resin composition containing metallophthalocyanine | Tadao Shimomura, Naoyuki Shirane | 1992-01-07 |
| 5008236 | Heat-sensitive recording material | Kunitaka Toyofuku, Akiko Iwasaki | 1991-04-16 |
| 4956332 | Heat-sensitive recording material | Kunitaka Toyofuku, Akiko Iwasaki | 1990-09-11 |
| 4814512 | Method for the production of p-methoxybenzaldehyde | Michio Ueshima, Masatoshi Tsuchino, Noboru Saito | 1989-03-21 |
| 4621155 | Process for preparation of methacrylic acid | Michio Ueshima, Ritsuo Kitada, Isao Nagai | 1986-11-04 |
| 4569616 | Driving process of enlarged tunnel | Fumihiro Koiso | 1986-02-11 |
| 4421344 | Pressure-sensitive record color-developing sheet | Hideo Ikezawa, Hideaki Hashimoto | 1983-12-20 |
| 4419270 | Oxidation catalyst | Michio Ueshima, Ritsuo Kitada, Isao Nagai | 1983-12-06 |
| 4313343 | Apparatus for detecting remaining quantity of toner in electrophotographic copying machine | Isao Kobayashi, Hideo Akimoto, Tokio Hibiya, Masayuki Hata | 1982-02-02 |