Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9718905 | Polythiophene, water-soluble electrically conductive polymer using it, and method for producing it | Hirokazu Yano, Hiroshi Awano | 2017-08-01 |
| 8993805 | Benzofluorene compound and use thereof | Naoki Matsumoto, Takanori Miyazaki, Takeshi Kanbara | 2015-03-31 |
| 8865336 | Separator for alkaline battery, method for producing the same, and battery | Tomohiro Hayakawa, Shinya Inada, Hideo Hayashi, Hiroyuki Kawai | 2014-10-21 |
| 8647741 | Polypropylene fiber, method of producing the same and utilization of the same | Takashi Katayama, Yoshihiro IWASAKI | 2014-02-11 |
| 8211573 | Multilayered conductive sheet and electrode | Eiichi Ishida, Yoshiaki Yasuda | 2012-07-03 |
| 8097366 | Alkaline battery separator comprising alkali-resistance synthetic fiber, fibrillated organic solvent-spun cellulose fiber and mercerized pulp, and alkaline primary battery | Toshimitsu Harada, Hisashi Nagi, Hiroyuki Kawai | 2012-01-17 |
| 7803953 | Catalyst for producing arylamine and process for producing arylamine by means thereof | Takanori Miyazaki, Naoki Matsumoto | 2010-09-28 |
| 7608680 | Triarylamine polymer, process for producing the same, and use thereof | Takao Suzuki, Hisao Eguchi | 2009-10-27 |
| 7482490 | Amine compound having fluorene group as framework, process for producing the amine compound, and use of the amine compound | Naoki Matsumoto, Hisao Eguchi | 2009-01-27 |
| 7189877 | Arylamine derivatives having fluorene skeleton, synthetic intermediates thereof, processes of producing those, and organic electrolumivescene devices | Hiroaki Tenma, Hisao Eguchi | 2007-03-13 |
| 6783852 | High-absorbent polyvinyl alcohol fibers and nonwoven fabric comprising them | Shinya Inada, Satoru Kobayashi, Junichi Taniguchi, Suguru Mizuki, Hideki Kamada | 2004-08-31 |
| 6346621 | Nitrogen-heterocyclic compound and process for production thereof | Makoto Watanabe, Toshihide Yamamoto | 2002-02-12 |
| 6066396 | Flame-retardant polyvinyl alcohol base fiber | Shinya Inada, Masahiro Satoh, Hayami Yoshimochi, Akio Ohmory, Isao Tokunaga +2 more | 2000-05-23 |
| 6034206 | Polyaryleneamines and a process for their production | Toshihide Yamamoto, Yasuyuki Koie | 2000-03-07 |
| 5929281 | Process for producing heterocyclic aromatic amine or arylamine | Yasuyuki Koie | 1999-07-27 |
| 5380588 | Polyvinyl alcohol-based synthetic fiber | Yasuhiro Harada, Akio Mizobe | 1995-01-10 |
| 5110678 | Synthetic polyvinyl alcohol fiber and process for its production | Hiroshi Narukawa, Akio Mizobe, Fumio Nakahara, Akira Kubotsu, Akitsugu Akiyama +2 more | 1992-05-05 |
| 4886256 | Vehicle suspension device with a coil spring embedded in an open cell foam | Takeyoshi Shinbori, Hideo Yamamoto | 1989-12-12 |
| 4763882 | Coated coil spring | Chiharu Umetsu, Akira Kebukawa, Mituru Andoh | 1988-08-16 |