Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5725948 | Adhesive tape for electronic parts and liquid adhesive | Takeshi Nishigaya | 1998-03-10 |
| 5723571 | Polyimide and process for producing the same | Takeshi Nishigaya | 1998-03-03 |
| 5696235 | Polyimide AMD process for producing the same | Takeshi Hashimoto, Takeshi Nishigaya | 1997-12-09 |
| 5663287 | Polyimide and process for producing the same | Takeshi Hashimoto, Takeshi Nishigaya, Tatsuya Hariko | 1997-09-02 |
| 5635563 | Polyaniline derivatives and their production process | — | 1997-06-03 |
| 5623020 | Polyaniline derivatives and their production process | — | 1997-04-22 |
| 5621053 | Polyaniline derivatives and their production process | — | 1997-04-15 |
| 5574131 | Polyaniline derivatives and their production process | — | 1996-11-12 |
| 5421959 | Composite comprising paper and electro-conducting polymers and its production process | Katsumi Yoshino | 1995-06-06 |
| 5336374 | Composite comprising paper and electro-conducting polymers and its production process | Katsumi Yoshino | 1994-08-09 |
| 5304613 | Polyaniline derivative containing at least a 2-butenylene structure | — | 1994-04-19 |
| 5254670 | Polyaniline derivatives and their production process | — | 1993-10-19 |
| 5250639 | Polyaniline derivatives and their production process | — | 1993-10-05 |
| 5237023 | Polyaniline derivatives and their production process | — | 1993-08-17 |
| 5175088 | Rapid analysis of plural components | Minoru Ohashi, Nobuhiko Arakawa, Kenichi Numazawa, Yoshio Utugi | 1992-12-29 |
| 5100977 | Production process of polyaniline derivatives | — | 1992-03-31 |
| 5024816 | Apparatus for determining the degree of freshness of raw, frozen and processed fish, poultry and meat | Kei Arai, Minoru Ohashi, Yoshio Utsugi, Kenichi Numazawa, Kenji Miwa +1 more | 1991-06-18 |
| 4806626 | .alpha.-amylase inhibitor | Koji Maeda | 1989-02-21 |
| 4725539 | Method for analyzing plural oxidizable components in a liquid | Minoru Ohashi, Nobuhiko Arakawa, Kenichi Numazawa, Yoshio Utugi | 1988-02-16 |