Inventor
Shinya Hamaguchi
Inventor
Tsukuba, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus83%
G10HElectrophonic musical instruments17%
PatentTitleYear
10,859,780Optical fiber unit, optical fiber cable, and method for manufacturing optical fiber unit202010,345,516Optical fiber cable20199,995,896Optical fiber ribbon and optical fiber cable housing optical fiber ribbon20189,739,965'Optical fiber ribbon and optical fiber cable housing the optical fiber ribbon'20179,541,722'Optical fiber ribbon and optical fiber cable'20179,437,178'Updating music content or program to usable state in cooperation with external electronic audio apparatus'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016Patents assigned to YAMAHA CORP (1)· patent assignee history
2016Based in Hamamatsu, JP· patent location history
2017–2020Patents assigned to NIPPON TELEGRAPH & TELEPHONE (5)· patent assignee history
2017–2019Patents assigned to FUJIKURA LTD (4)· patent assignee history
2017–2018Based in Tsukuba, JP· patent location history
2019Based in Tokyo, JP· patent location history
2020Patents assigned to FURUKAWA ELECTRIC CO LTD (1)· patent assignee history
2020Based in Ibaraki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON TELEGRAPH & TELEPHONE | 5 | 2017–2020 |
| FUJIKURA LTD | 4 | 2017–2019 |
| FURUKAWA ELECTRIC CO LTD | 1 | 2020 |
| YAMAHA CORP | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsukuba, JP | 3 | 2017–2018 |
| Ibaraki, JP | 1 | 2020 |
| Tokyo, JP | 1 | 2019 |
| Hamamatsu, JP | 1 | 2016 |