Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11498043 | Methods for producing wet gel and xerogel | — | 2022-11-15 |
| 11427696 | Curable composition and cured product | Keisuke TAKAGI, Tomoaki Sakurada | 2022-08-30 |
| 10927199 | Curable composition and cured product | Keisuke TAKAGI, Jun Yoshida | 2021-02-23 |
| 10745508 | Surface-modified metal oxide particles, production method, dispersion liquid, curable composition, and cured product | Keisuke TAKAGI, Jun Yoshida | 2020-08-18 |
| 10457756 | Fluorinated compound, curable composition and cured product | Jun Yoshida, Keisuke TAKAGI, Tomoaki Sakurada | 2019-10-29 |
| 7083705 | Process for producing a fluorine-containing compound by liquid phase fluorination | Takashi Okazoe, Kunio Watanabe, Shin Tatematsu | 2006-08-01 |
| 7071272 | Method for preparing unsaturated compound by pyrolysis reaction | Takashi Okazoe, Kunio Watanabe, Shin Tatematsu, Masakuni Sato, Koichi Yanase +1 more | 2006-07-04 |
| 7058271 | Plastic optical fiber | Yasuhiro Koike, Takaaki Ishigure, Yuji Watanabe, Tsuyoshi Onishi | 2006-06-06 |
| 7053237 | Process for producing a fluorinated ester, a fluorinated acyl fluoride and a fluorinated vinyl ether | Takashi Okazoe, Kunio Watanabe, Shin Tatematsu, Masakuni Sato, Masahiro Ito +2 more | 2006-05-30 |
| 6951957 | Process for producing a fluorine-containing compound by liquid phase fluorination | Takashi Okazoe, Kunio Watanabe, Shin Tatematsu | 2005-10-04 |
| 6670511 | Fluorine-containing diene, its production method and its polymer | Kimiaki Kashiwagi, Norihide Sugiyama, Masakuni Sato, Atsushi Watakabe | 2003-12-30 |
| 6586626 | Process for producing a fluorine-containing compound by liquid phase fluorination | Takashi Okazoe, Kunio Watanabe, Shin Tatematsu | 2003-07-01 |
| 6448452 | Fluorine-containing diene, its production method and its polymer | Kimiaki Kashiwagi, Norihide Sugiyama, Masakuni Sato, Atsushi Watakabe | 2002-09-10 |
| 6166125 | Graded-refractive-index optical plastic material and method for its production | Norihide Sugiyama, Takashi Okazoe, Masayuki Tamura, Shin Tatematsu, Jun Irisawa | 2000-12-26 |
| 5916971 | Graded-refractive-index optical plastic material and method for its production | Yasuhiro Koike, Norihide Sugiyama | 1999-06-29 |
| 5760139 | Graded-refractive-index optical plastic material and method for its production | Yasuhiro Koike, Masaki Naritomi, Norihide Sugiyama | 1998-06-02 |