Inventor
Naohito Ikeda
Inventor
Tokyo, JP
Overview
Patents· 5 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%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids11%
G05BControl or regulating systems in general11%
H01RElectrically-conductive connections11%
H02KDynamo-electric machines11%
H05KPrinted circuits11%
Y02PClimate change mitigation technologies in the production or processing of goods11%
PatentTitleYear
11,070,106Electric oil pump202110,871,769Manufacturing system and manufacturing method20209,076,461'Optical information recording/reproducing apparatus and optical information recording/reproducing method'20157,944,790'Optical disc apparatus and data recording method thereof'20117,885,160'Method of recording information on and reproducing information from optical disk and apparatus for the same'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2015Patents assigned to HITACHI LG DATA STORAGE INC (3)· patent assignee history
2011–2020Patents assigned to HITACHI LTD (2)· patent assignee history
2011Based in Yokohama, JP· patent location history
2015–2020Based in Tokyo, JP· patent location history
2021Patents assigned to NIDEC TOSOK CORP (1)· patent assignee history
2021Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LG DATA STORAGE INC | 3 | 2011–2015 |
| HITACHI LTD | 2 | 2011–2020 |
| NIDEC TOSOK CORP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 2 | 2015–2020 |
| Yokohama, JP | 2 | 2011 |
| Kanagawa, JP | 1 | 2021 |