Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12427751 | Laminated glass | Takehiko ISOMOTO, Yoshio Tanaka | 2025-09-30 |
| 9611170 | Crystallized glass and method for manufacturing same | Hirokazu Takeuchi, Shuhei Ogawa, Masahiro Kobayashi | 2017-04-04 |
| 7621673 | Capillary tube for holding optical fiber | Hirokazu Takeuchi, Sotohiro Nakajima | 2009-11-24 |
| 7616857 | Optical fiber array substrate | Hirokazu Takeuchi, Kazuya Saito | 2009-11-10 |
| 7435011 | Substrate for optical fiber array and method for fabricating the same | Hirokazu Takeuchi, Sotohiro Nakajima | 2008-10-14 |
| 7406243 | Optical fiber array substrate and method for producing the same | Hirokazu Takeuchi, Kazuya Saito | 2008-07-29 |
| 7391953 | Capillary tube for holding optical fiber and connecting structure for optical component | Hirokazu Takeuchi, Sotohiro Nakajima | 2008-06-24 |
| 7035747 | Method and apparatus to generate test sequences for communication protocols | Takanori Mori, Hirotaka Otsuka, Akio Nakata, Teruo Higashino | 2006-04-25 |
| 6746160 | Preliminary member of optical device component with optical fiber | Hirokazu Takeuti, Masanori Wada, Masanao Iida, Sotohiro Nakajima, Syojirou Horibe | 2004-06-08 |
| 5295213 | Optical connector with ion exchange hardening | Tetsuji Ueda, Kazuhiko Kurata, Masayo Hada | 1994-03-15 |