Inventor
Yoshihiro Masumoto
Inventor
Kobe, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television41%
G02BOptical elements, systems or apparatus25%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them25%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%
PatentTitleYear
7,255,450'Projection type display apparatus, rear projector and multi-vision system'20077,204,613'Projection display device'20077,134,757'Projection type display apparatus, rear projection, and multi-vision system'20067,055,959'Projection display device and back projection display device using the display device'20066,966,658'Projection type display apparatus rear projection and multi-vision system'20056,761,457'Optical illumination device and projection display device'20046,373,629'Polarized light illuminator and projecting type image display'20025,719,706'Illuminating apparatus, projection lens, and display apparatus including the illumination apparatus and the projection lens'19985,649,753'Projection display apparatus'19975,490,006'Liquid crystal light valve apparatus with a pair of non-parallel phase difference plates'19965,418,583'Optical illumination system and projection display apparatus using the same'19954,943,154'Projection display apparatus'19904,935,758'Projection display apparatus'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2007Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (13)· patent assignee history
1990Based in Neyagawa, JP· patent location history
1995–2007Based in Kobe, JP· patent location history
2007Based in Hyogo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 13 | 1990–2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kobe, JP | 10 | 1995–2007 |
| Neyagawa, JP | 2 | 1990 |
| Hyogo, JP | 1 | 2007 |