Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422638 | Optical wiring unit and optical termination box | Hiroyuki Takamizawa, Toshiaki Nakajima | 2025-09-23 |
| 11958494 | Information collection device and information collection method | Masanobu Osawa, Daisuke Fushiki, Takuji MORIMOTO, Takumi Sato, Tetsuro NISHIOKA +2 more | 2024-04-16 |
| 5184664 | Mold for lead casting | Yuji Hayashi, Masahiro Ito, Hiroyoshi Yoshida | 1993-02-09 |