Inventor
Toshifumi Tsuruta
Inventor
Nagano, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus14%
H02KDynamo-electric machines14%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them9%
H04NPictorial communication, e.g. television7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for5%
F02NStarting of combustion engines5%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
H01RElectrically-conductive connections5%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines5%
PatentTitleYear
10,998,154Power relay device with readily accessible connection terminal202110,920,367Thermal insulation sheet and manufacturing method therefor202110,913,411Power relay device202110,404,151Planetary gear speed reduction device and driving mechanism20198,289,638'Lens driving device'20128,238,736'Optical unit with shake correcting function and photographic optical device'20128,224,169'Optical unit with shake correcting function'20128,040,620'Lens drive device'20117,440,201'Lens driving device and portable equipment with camera'20087,289,696'Optical switch device'20077,042,127'Permanent magnet embedded motor'20066,856,469'Lens driving device'20056,559,553'Small-sized hydroelectric power generating apparatus'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2019Based in Nagano, JP· patent location history
2006–2019Patents assigned to NIDEC SANKYO CORP (7)· patent assignee history
2012Patents assigned to TSURUTA TOSHIFUMI (3)· patent assignee history
2012Patents assigned to ISHIHARA HISAHIRO (2)· patent assignee history
2012Patents assigned to KARASAWA TOSHIYUKI (2)· patent assignee history
2012Patents assigned to MINAMISAWA SHINJI (2)· patent assignee history
2021Based in Mie, JP· patent location history
2021Based in Osaka, JP· patent location history
2021Based in Yokkaichi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIDEC SANKYO CORP | 7 | 2006–2019 |
| TSURUTA TOSHIFUMIself | 3 | 2012 |
| ISHIHARA HISAHIRO | 2 | 2012 |
| KARASAWA TOSHIYUKI | 2 | 2012 |
| MINAMISAWA SHINJI | 2 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagano, JP | 10 | 2003–2019 |
| Mie, JP | 1 | 2021 |
| Osaka, JP | 1 | 2021 |
| Yokkaichi, JP | 1 | 2021 |