Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12276841 | Optical fiber fusion splicing method and fusion splicing device | Hiroki Akiyama, Kazuyoshi OOKI, Ryosuke Meo, Ryuichiro Sato, Hiroshi Takayanagi | 2025-04-15 |
| 12181712 | Fusion splicing device and method for operating fusion splicing device with electrode discharge test, evaluation, and adjustment | Kazuyoshi OOKI, Hideaki YUSA | 2024-12-31 |
| 11257335 | Theft sensing system for fusion splicer device and fusion splicer device | Kazuyoshi OOKI | 2022-02-22 |
| 10901723 | Management system for fusion splicing device and management method for fusion splicing device | Kazuyoshi OOKI | 2021-01-26 |
| 10825309 | Theft sensing system for fusion splicer device and fusion splicer device | Kazuyoshi OOKI | 2020-11-03 |
| D837273 | Optical fiber fusion splicer | Ryuichiro Sato, Hiroshi Takayanagi | 2019-01-01 |
| 10126503 | Optical-fiber fusion-splicing device | Ryosuke Meo, Kazufumi Joko, Toshihiko Homma | 2018-11-13 |
| 10101534 | Optical-fiber fusion-splicing device | Ryosuke Meo, Kazufumi Joko, Toshihiko Homma | 2018-10-16 |
| 10048442 | Reinforcement device for optical-fiber spliced section | Kazufumi Joko, Ryosuke Meo, Toshihiko Homma | 2018-08-14 |
| 9964705 | Method of fusion-splicing optical fibers and fusion splicer | Yuta Ryono, Hideaki YUSA, Toshihiko Homma | 2018-05-08 |
| 9897756 | Fusion-splicing method and fusion splicer | Hideaki YUSA, Toshihiko Homma | 2018-02-20 |
| 9341777 | Optical fiber fusion splicer | Ryuichiro Sato, Hiroshi Takayanagi | 2016-05-17 |
| 7699540 | Optical fiber reinforcement processing apparatus and optical fiber reinforcement processing method | Kazunari Hattori | 2010-04-20 |
| 5793154 | Field emission element | Shigeo Itoh, Teruo Watanabe, Norio Nishimura, Junji Itoh, Seigo Kanemaru | 1998-08-11 |
| 5469014 | Field emission element | Shigeo Itoh, Teruo Watanabe, Norio Nishimura, Junji Itoh, Seigo Kanemaru | 1995-11-21 |