Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12197003 | Optical filter and wavelength tunable laser element | Takuo HIRATANI, Naoki Fujiwara, Kunimasa Saitoh, Takanori Sato | 2025-01-14 |
| 12019267 | Multicore optical fiber and design method | Taiji SAKAMOTO, Kazuhide NAKAJIMA, Takashi Matsui, Kyozo Tsujikawa, Kunimasa Saitoh | 2024-06-25 |
| 10365429 | Multicore fiber and optical cable | Shota Saito, Katsuhiro Takenaga, Kunimasa Saitoh | 2019-07-30 |
| 10215913 | Multicore fiber | Yusuke Sasaki, Hitoshi Uemura, Kunimasa Saitoh | 2019-02-26 |
| 10094972 | Multicore fiber | Yusuke Sasaki, Hitoshi Uemura, Kunimasa Saitoh | 2018-10-09 |
| 9891377 | Multicore fiber and optical cable | Shota Saito, Katsuhiro Takenaga, Kunimasa Saitoh | 2018-02-13 |
| 9482475 | Heat exchanger | Nobuo Yamaga | 2016-11-01 |
| 9422831 | Condenser | Taro NOGUCHI, Shota TSUDA, Hiroshi Saeki, Shinichirou Ohashi | 2016-08-23 |
| 9074059 | Expandable beads having flame retardancy of V-0 or V-1, and molded body using the same | Shoichiro Harada, Yumiko Oki, Shoichi Takaishi, Tadayuki Ishii | 2015-07-07 |
| 8895655 | Automotive lamp extension molding | Toru Yamaguchi, Hiroaki Furukawa, Akira Mitsui | 2014-11-25 |
| 7541399 | Process for producing polyphenylene ether resin composition | Kazuo Yoshida | 2009-06-02 |
| 7501474 | Polyphenylene ether resin composition | Matsuyoshi Nakagawa | 2009-03-10 |
| 6653410 | Method for treating resin composition | Yoshiyuki Arai, Hiroshi Mikami | 2003-11-25 |