Inventor
Hiroki Koba
Inventor
Osaka, 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 apparatus30%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them26%
H04NPictorial communication, e.g. television26%
F21VFunctional features or details of lighting devices or systems thereof9%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
G11BInformation storage based on relative movement between record carrier and transducer4%
PatentTitleYear
9,310,637'Liquid crystal display device'20168,172,408'Lens position adjusting mechanism'2012RE042270'Lens shift mechanism and projection type video display'20117,506,986'Projection type video display'20097,338,174'Shutter device and projection type video display'20087,207,679'Projection type video display'20077,195,373'Illuminating device and projection type video display'20077,164,546'Lens shift mechanism and projection type video display'20077,055,965'Projection type video display'20066,829,108'Lens moving mechanism and liquid crystal projector'20046,803,971'Projection type video display device that prevents color nonuniformity'20046,226,055'Projector'20015,251,195'Disc player with simplified lifting and lowering mechanism'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2011Patents assigned to SANYO ELECTRIC CO (11)· patent assignee history
1993Based in Hirakata, JP· patent location history
2001Based in Higashiosaka, JP· patent location history
2004–2008Patents assigned to THK CO LTD (2)· patent assignee history
2004–2016Based in Osaka, JP· patent location history
2004Based in Moriguchi, JP· patent location history
2012–2016Patents assigned to PANASONIC CORP (2)· patent assignee history
2012Patents assigned to FUJIWARA HIROMI (1)· patent assignee history
2012Patents assigned to KOBA HIROKI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SANYO ELECTRIC CO | 11 | 1993–2011 |
| PANASONIC CORP | 2 | 2012–2016 |
| THK CO LTD | 2 | 2004–2008 |
| FUJIWARA HIROMI | 1 | 2012 |
| KOBA HIROKIself | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 10 | 2004–2016 |
| Moriguchi, JP | 1 | 2004 |
| Higashiosaka, JP | 1 | 2001 |
| Hirakata, JP | 1 | 1993 |