Inventor
Takashi Haruguchi
Inventor
Fukuoka, JP
Overview
Patents· 19 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 transducer52%
H04NPictorial communication, e.g. television12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
B41JTypewriters8%
G02BOptical elements, systems or apparatus8%
G01SRadio direction-finding4%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%
PatentTitleYear
11,047,981Distance measurement device20218,670,659'Camera module'20148,427,928'Optical head and optical information device'20137,920,443'Objective lens, optical pick-up device, and optical disk device'20117,920,442'Objective lens, optical pick-up device, and optical disk device'20117,813,235'Objective lens, optical pick-up device, and optical disk device'20107,768,895'Optical pickup device and optical disk drive'20107,675,566'Camera module'20107,590,341'Camera module'20097,355,954'Laser module, optical pickup device, optical disk device, focus error detection method and tracking error detection method'20087,301,864'Objective lens, optical pick-up device, and optical disk device'20077,199,949'Optical pickup device and optical disk device'20075,999,341'Optical pickup and supporting method therefor'19995,946,146'Optical pickup and supporting method thereof'19995,940,227'Optical pickup and supporting method therefor having an elastic bowed member'19995,923,636'Optical pickup'19995,491,684'Optical disk unit'19965,244,295'Printing device having a sound insulating wall'19935,240,336'Dot matrix printer with suppressed printing noises'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (10)· patent assignee history
1993Based in Kasuga, JP· patent location history
1996–2014Based in Fukuoka, JP· patent location history
2009–2014Patents assigned to PANASONIC CORP (8)· patent assignee history
2013Patents assigned to HARUGUCHI TAKASHI (1)· patent assignee history
2013Patents assigned to KAJINO OSAMU (1)· patent assignee history
2013Patents assigned to NAKATA HIDEKI (1)· patent assignee history
2021Based in Kyoto, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 10 | 1993–2008 |
| PANASONIC CORP | 8 | 2009–2014 |
| HARUGUCHI TAKASHIself | 1 | 2013 |
| KAJINO OSAMU | 1 | 2013 |
| NAKATA HIDEKI | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fukuoka, JP | 16 | 1996–2014 |
| Kasuga, JP | 2 | 1993 |
| Kyoto, JP | 1 | 2021 |