Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12066698 | Optical isolator | Masanori Ikari, Takuto Matsumoto | 2024-08-20 |
| 9470915 | Transparent ceramic, method for manufacturing same, and magneto-optical device | Shinji Makikawa, Akio Ikesue | 2016-10-18 |
| 9429778 | Optical isolator for a wavelength band of 600-800 nm | Toshiaki Watanabe, Shinji Makikawa | 2016-08-30 |
| 9013792 | Optical module | Toshiaki Watanabe | 2015-04-21 |
| 6950596 | Variable optical attenuator | Shigeru Kasai, Tatsumi Ide, Michikazu Kondo | 2005-09-27 |
| 4785034 | Polyolefin resin composition | Morio Gaku, Hidenori Kimbara, Takaaki Osanai | 1988-11-15 |