Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10600716 | Power converter | Yoshihiro KIDA | 2020-03-24 |
| 10473856 | Optical branching/coupling device and optical transmission/reception module | Hiroyuki Fujiwara, Masaru Sasaki, Ren Watanabe, Tadahisa Iikubo, Mitsuhiko Mizuno | 2019-11-12 |
| 10224808 | Electric power conversion device with snubber circuit | Kazunari Yamamoto, Kosuke Kaji, Taiki KATO, Takashi Kojima, Katsuya Nomura +1 more | 2019-03-05 |
| 9841570 | Optical fiber assembly, optical coupling device, and optical fiber coupling device | Hiroyuki Fujiwara, Masaru Sasaki | 2017-12-12 |