Inventor
Kazuhito Masuda
Inventor
Hitachi, JP
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein22%
H10KOrganic electric solid-state devices19%
H10DInorganic electric semiconductor devices16%
B41JTypewriters11%
H05BElectric heating11%
G09GArrangements or circuits for control of indicating devices using static means to present variable information5%
C09KMaterials for miscellaneous applications, not provided for elsewhere3%
G02BOptical elements, systems or apparatus3%
G03GElectrography3%
H04LTransmission of digital information, e.g. telegraphic communication3%
PatentTitleYear
8,536,611'Organic light-emitting element, method for manufacturing the organic light-emitting element, apparatus for manufacturing the organic light-emitting element, and organic light-emitting device using the organic light-emitting element'20138,476,618'Organic electroluminescent display device'20138,237,895'Liquid crystal display device and method of manufacturing the same'20128,158,969'Organic light emitting display device'20128,154,693'Liquid crystal display device and manufacturing method for same'20127,909,672'Organic light-emitting display device'20117,525,129'Organic light-emitting display'20097,408,197'Organic light-emitting display device'20087,002,212'Static RAM having a TFT with n-type source and drain regions and a p-type region in contact with only the intrinsic channel of the same'20066,864,638'Organic light-emitting display device'20056,825,826'Liquid crystal display apparatus'20046,781,646'Liquid crystal display device having gate electrode with two conducting layers, one used for self-aligned formation of the TFT semiconductor regions'20046,611,300'Semiconductor element and liquid crystal display device using the same'20036,604,816'Ink-jet recording head and ink-jet recorder'20036,559,906'Liquid crystal display device having gate electrode with two conducting layers, one used for self-aligned formation of the TFT semiconductor regions'20036,557,981'Ink jet recorder'20036,443,560'Recording head and inkjet recording device having separately arranged ink chambers and ink discharge unit'20026,166,786'Semiconductor element with N channel and P region connected only to the channel and liquid crystal display device using the same'20006,115,017'Liquid crystal display apparatus'20005,995,124'Color electrophotographic printer with belt control'19995,160,837'Light emitter array diagnostic apparatus'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2013Patents assigned to HITACHI LTD (17)· patent assignee history
1992–2013Based in Hitachi, JP· patent location history
2009–2012Patents assigned to HITACHI DISPLAYS LTD (4)· patent assignee history
2012–2013Patents assigned to MASUDA KAZUHITO (5)· patent assignee history
2012–2013Patents assigned to ARATANI SUKEKAZU (3)· patent assignee history
2012Patents assigned to PANASONIC LIQUID CRYSTAL DISPL (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 17 | 1992–2013 |
| MASUDA KAZUHITOself | 5 | 2012–2013 |
| HITACHI DISPLAYS LTD | 4 | 2009–2012 |
| ARATANI SUKEKAZU | 3 | 2012–2013 |
| PANASONIC LIQUID CRYSTAL DISPL | 3 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hitachi, JP | 21 | 1992–2013 |