Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11128381 | Photon detection light receiving device and optical wireless communication apparatus using same | Koichiro Yutaka, Kaoru Tomishima, Yo Maeda, Kazushi Miyagi | 2021-09-21 |
| 11115122 | Optical wireless mesh network communication system | Koichiro Yutaka, Kaoru Tomishima, Yo Maeda, Kazushi Miyagi | 2021-09-07 |
| 5406368 | Method and apparatus for chromatic dispersion measurements | Yukio Horiuchi, Hiroharu Wakabayashi | 1995-04-11 |
| 5255335 | Optical fiber coupler and its manufacturing Method | Hiroyuki Sasaki, Masato Shimamura, Yoshihiro Yoshida | 1993-10-19 |
| 5048922 | Optical fiber cable | Kiyofumi Mochizuki, Makoto Nunokawa, Yoshinao Iwamoto, Hitoshi Yamamoto | 1991-09-17 |
| 4572608 | Optical de-polarizer | Kiyofumi Mochizuki | 1986-02-25 |