Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12242194 | Resist underlayer film-forming composition comprising epoxy adduct having long-chain alkyl group | Takafumi Endo, Ryo Karasawa, Rikimaru Sakamoto | 2025-03-04 |
| 12242196 | Resist underlayer film-forming composition containing indolocarbazole novolak resin | Hikaru TOKUNAGA, Keisuke Hashimoto, Rikimaru Sakamoto | 2025-03-04 |
| 12025916 | Resist underlayer film-forming composition that contains triaryldiamine-containing novolac resin to which aromatic vinyl compound is added | Hirokazu Nishimaki, Ryo Karasawa, Keisuke Hashimoto | 2024-07-02 |
| 11720024 | Resist underlayer film-forming composition containing indolocarbazole novolak resin | Hikaru TOKUNAGA, Keisuke Hashimoto, Rikimaru Sakamoto | 2023-08-08 |
| 11300879 | Resist underlayer film forming composition containing triaryldiamine-containing novolac resin | Keisuke Hashimoto, Rikimaru Sakamoto | 2022-04-12 |
| 11169441 | Composition for forming resist underlayer film, resist underlayer film, method for forming resist pattern and method for producing semiconductor device | Keisuke Hashimoto, Rikimaru Sakamoto | 2021-11-09 |
| 10156692 | Optical fiber furcation transition assembly with integrated retention feature | Edward Morris, Roger Vaughn, Vahid Ebrahimi, Wilfred Courchaine | 2018-12-18 |
| 10138323 | Highly branched polymer and dispersant for carbon nanotubes | Tatsuya Hatanaka | 2018-11-27 |
| 10036860 | Splice-on optical connector for outside plant drop cable | Roger Vaughn | 2018-07-31 |
| 10007067 | Optical connector attachment tool having light transmissive wedge | Roger Vaughn | 2018-06-26 |
| 9829656 | Splice-on optical connector for outside plant drop cable | Roger Vaughn | 2017-11-28 |
| 9329343 | Optical fiber transition structure | Anthony L. Nieves, Kyle Marchek | 2016-05-03 |
| 9123893 | Carbon nano-tube dispersant | Masahiro Hida, Tatsuya Hatanaka | 2015-09-01 |
| 8722841 | Carbazole novolak resin | Hiroaki Okuyama, Hideki Musashi, Tetsuya Shinjo, Keisuke Hashimoto | 2014-05-13 |
| 8674052 | Carbazole novolak resin | Hiroaki Okuyama, Hideki Musashi, Tetsuya Shinjo, Keisuke Hashimoto | 2014-03-18 |
| 8616784 | Optical connector with a screw portion and method of assembling the optical connector | Kazuhiro Takizawa, Serin Khee Yen Tan | 2013-12-31 |
| 8480314 | Connection method, connection tool, and connection jig for optical fiber | Kazuhiro Takizawa, Hiroshi Furukawa, Serin Khee Yen Tan, Quang Minh Ngo | 2013-07-09 |
| 8426516 | Polymer compound having aroylbiphenylene skeleton and thermocurable film forming polymer composition | Yuki TAKAYAMA, Tadashi Hatanaka, Kei Yasui | 2013-04-23 |
| 8408814 | Optical connector | Koji Sumida, Kazuhiro Takizawa | 2013-04-02 |
| 8388237 | Optical connector and method of assembling optical connector | Kazuhiro Takizawa, Serin Khee Yen Tan | 2013-03-05 |
| 8111956 | Method and apparatus for confirming optical fibers connection in optical connector | Khee Yen Serin Tan, Kazuhiro Takizawa | 2012-02-07 |
| 7452138 | Optical connector | Kazuhiro Takizawa, Hiroshi Furukawa, Kenichi Nakazawa, Tsunetaka Ema, Kouji Shibata | 2008-11-18 |
| 7369729 | Optical fiber sheet and optical fiber sheet production method | Kazuhiro Takizawa, Tsuyoshi Shimomichi, Yasuhiro Tamaki, Yukio Hayashi, Kunihiko Fujiwara | 2008-05-06 |
| 7352921 | Multilayer optical fiber sheet, optical fiber sheet fabricating method, and optical fiber sheet | Kazuhiro Takizawa, Tsuyoshi Simomichi, Yasuhiro Tamaki, Yukio Hayashi | 2008-04-01 |
| 7347627 | Optical connector | Kazuhiro Takizawa, Hiroshi Furukawa, Terutake Kobayashi, Hiroshi Aoyama, Yasuhiko Hoshino +1 more | 2008-03-25 |