Inventor
Shinichi Ohtsuka
Inventor
Kawasaki, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer33%
LOC1322%
G01SRadio direction-finding11%
H01HElectric switches11%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
PatentTitleYear
10,816,663Distance measuring device and distance measuring method20206,807,670'Objective lens driving mechanism in optical storage device'2004D0492261'Fuse'20046,683,839'Storage apparatus offering improved precision in positioning carriage relative to disk'2004D0482004'Fuse'20036,556,122'Thermal fuse, battery pack, and method of manufacturing thermal fuse'20035,422,867'Access control circuit for use in optical disk unit'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2004Patents assigned to FUJITSU LTD (3)· patent assignee history
1995–2004Based in Kawasaki, JP· patent location history
2003–2004Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (3)· patent assignee history
2003–2004Based in Miyazaki, JP· patent location history
2020Patents assigned to TOSHIBA KK (1)· patent assignee history
2020Based in Saitama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 3 | 1995–2004 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 3 | 2003–2004 |
| TOSHIBA KK | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 3 | 1995–2004 |
| Miyazaki, JP | 3 | 2003–2004 |
| Saitama, JP | 1 | 2020 |