Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319673 | Electro-optic polymer | Akira OTOMO, Toshiki Yamada, Chiyumi YAMADA | 2025-06-03 |
| 11236188 | Electro-optic polymer | Akira OTOMO, Toshiki Yamada | 2022-02-01 |
| 10754064 | Second-order nonlinear optical compound and nonlinear optical element comprising the same | Akira OTOMO, Hideki Miki, Hidehisa Tazawa, Shiyoshi Yokoyama | 2020-08-25 |
| 10253124 | Copolymer having adjustable glass transition temperature and having usefulness as organic electro-optic polymer, and organic electro-optic element using the same | Akira OTOMO, Toshiki Yamada, Hideki Miki | 2019-04-09 |
| 9977150 | Second-order nonlinear optical compound and nonlinear optical element comprising the same | Akira OTOMO, Hideki Miki, Hidehisa Tazawa, Shiyoshi Yokoyama | 2018-05-22 |
| 9488755 | Second-order nonlinear optical compound and nonlinear optical element comprising the same | Akira OTOMO, Hideki Miki, Hidehisa Tazawa, Shiyoshi Yokoyama | 2016-11-08 |
| 9145389 | Benzimidazole compound crystal | Akira Fujishima | 2015-09-29 |
| 8884019 | Benzimidazole compound crystal | Akira Fujishima | 2014-11-11 |
| 8846955 | Second-order nonlinear optical compound and nonlinear optical element comprising the same | Akira OTOMO, Hideki Miki, Hidehisa Tazawa, Shiyoshi Yokoyama | 2014-09-30 |
| 8552198 | Benzimidazole compound crystal | Akira Fujishima, Keiji Kamiyama | 2013-10-08 |
| 8030333 | Benzimidazole compound crystal | Akira Fujishima, Keiji Kamiyama | 2011-10-04 |
| 7737282 | Benzimidazole compound crystal | Akira Fujishima, Keiji Kamiyama | 2010-06-15 |
| 7569697 | Benzimidazole compound crystal | Akira Fujishima, Keiji Kamiyama | 2009-08-04 |
| 7420070 | Process for preparing optically active 2,3-dihydrobenzofuran compounds | Mari Adachi, Hiroyuki Tawada, Makoto Yamashita, Misayo Sera | 2008-09-02 |
| 7339064 | Benzimidazole compound crystal | Akira Fujishima, Keiji Kamiyama | 2008-03-04 |
| 7189744 | Crystals of benzimidazole compounds | Akira Fujishima, Keiji Kamiyama | 2007-03-13 |
| 7067527 | Thienopyridine derivatives, their production and use | Tsuneo Yasuma, Atsuo Baba, Haruhiko Makino, Toshiaki Nagata | 2006-06-27 |
| 6939971 | Benzimidazole compound crystal | Akira Fujishima, Keiji Kamiyama | 2005-09-06 |
| 6903122 | Crystals of benzimidazole compounds | Akira Fujishima, Keiji Kamiyama | 2005-06-07 |
| 6878831 | Process for preparing optically active 2,3-dihydrobenzofuran compounds | Mari Adachi, Hiroyuki Tawada, Makoto Yamashita, Misayo Sera | 2005-04-12 |
| 6800778 | Process for producing optically active naphthalene derivative and optical resolver therefor | Mari Adachi, Mitsuru Kawada, Toru Yamano, Naohiro Taya | 2004-10-05 |
| 6664276 | Benzimidazole compound crystal | Akira Fujishima, Keiji Kamiyama | 2003-12-16 |
| 6653476 | Thienopyridine derivatives, their production and use | Tsuneo Yasuma, Atsuo Baba, Haruhiko Makino, Toshiaki Nagata | 2003-11-25 |
| 6608092 | Crystals of benzimidazole compounds | Akira Fujishima, Keiji Kamiyama | 2003-08-19 |
| 6462058 | Benzimidazole compound crystal | Akira Fujishima, Keiji Kamiyama | 2002-10-08 |