Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5091986 | Optical divider for multimode optical fiber systems | Mitsuzo Arii, Norio Takeda, Shigeo Kataoka, Kuniaki Jinnai, Hisashi Ohwada +1 more | 1992-02-25 |
| 5058978 | Optical divider for multimode optical fiber systems | Mitsuzo Arii, Tohru Nakajima, Yasunari Kawabata | 1991-10-22 |