Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8111964 | Optical fiber | Yasuo Nakajima, Hiroki Tanaka, Yoshihiro Arashitani, Kouji Mochizuki | 2012-02-07 |
| 7978948 | Optical fiber and optical fiber ribbon | Yasuo Nakajima, Hiroki Tanaka, Yoshihiro Arashitani, Kouji Mochizuki | 2011-07-12 |
| 7209614 | Optical fiber tape of low polarization mode dispersion characteristic and method for measuring dynamic viscoelasticity of the optical fiber tape | Hiroki Tanaka, Yasuo Nakajima, Norimitsu Takaishi, Kenichi Mizoguchi, Hidetoshi Yasui | 2007-04-24 |
| 5844731 | Light reflecting plate | Akira Kabumoto, Naoki Yoshida, Masayasu Ito | 1998-12-01 |
| 5723510 | Method of manufacturing thermoplastic polyester foam sheet | Akira Kabumoto, Naoki Yoshida, Masayasu Ito | 1998-03-03 |
| 5310513 | Method for manufacturing a cross-linked thermoplastic resin foam | Syunji Yamamoto, Takaaki Kemmotsu, Makoto Hashimoto | 1994-05-10 |