Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11966087 | Ferrule structure, method for manufacturing ferrule structure, ferrule, and lens unit | Hirotaka Asada, Akito Nishimura, Takahiko Sabano | 2024-04-23 |
| 11675142 | Ferrule, fiber-equipped ferrule, and method for manufacturing fiber-equipped ferrule | Hirotaka Asada | 2023-06-13 |
| 11467352 | Ferrule, fiber-attached ferrule, and method of manufacturing fiber-attached ferrule | Hirotaka Asada | 2022-10-11 |
| 11448834 | Ferrule structure | Hirotaka Asada | 2022-09-20 |
| 11199667 | Optical-fiber-attached ferrule and method of manufacturing the same | Shigeo Takahashi, Hirotaka Asada | 2021-12-14 |
| 10962725 | Ferrule structure | Hirotaka Asada | 2021-03-30 |
| 10802226 | Cleaning tool | Junichi Nakane, Kunihiko Fujiwara, Shigeo Takahashi, Hirotaka Asada | 2020-10-13 |
| 10768380 | Ferrule, ferrule with optical fiber, and method of manufacturing ferrule with optical fiber | Shigeo Takahashi, Hirotaka Asada, Kazuaki Toba, Masanari Yamamoto, Ryohei Takahashi | 2020-09-08 |
| 10705299 | Ferrule structure, ferrule structure with fiber, and method for manufacturing ferrule structure with fiber | Shigeo Takahashi, Hirotaka Asada | 2020-07-07 |
| 10605997 | Optical-fiber-attached ferrule with an upper opening and a lower ventilation hole and method of manufacturing the same | Tatsuya Ota | 2020-03-31 |
| 10222559 | Ferrule and method of manufacturing optical-fiber-attached ferrule | Shigeo Takahashi, Tatsuya Ota | 2019-03-05 |
| 10209455 | Optical-fiber-attached ferrule and method of manufacturing the same | Shigeo Takahashi | 2019-02-19 |
| 10101541 | Optical ferrule and optical connector | Tatsuya Ohta, Kunihiko Fujiwara, Takanobu Mikami | 2018-10-16 |
| 9927583 | Optical connector and optical connector ferrule | Shigeo Takahashi, Kazuhiro Takizawa | 2018-03-27 |
| 9429717 | Ferrule and ferrule with optical fiber | Tatsuya Ohta, Akito Nishimura, Terutake Kobayashi, Kunihiko Fujiwara | 2016-08-30 |
| 4421480 | Ceiling beam construction for heating furnace | Tetsuya Tokitsu, Saburo Harada, Jiro Yamasaki | 1983-12-20 |