Inventor
Toshifumi Ozaki
Inventor
Koganei, JP
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Fprimary
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation33%
H04NPictorial communication, e.g. television30%
G09GArrangements or circuits for control of indicating devices using static means to present variable information12%
H01JElectric discharge tubes or discharge lamps9%
G11CStatic stores6%
B82YSpecific uses or applications of nanostructures3%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%
H10BElectronic memory devices3%
PatentTitleYear
7,696,959'Display device and driving method of the same'20107,535,439'Display device and method for driving a display device'20097,221,086'Display device including a shield member'20077,190,107'Display devices provided with an arrangement of electron sources and control electrodes'20077,180,246'Display device'20076,437,764'Liquid crystal display device'20025,063,581'Semiconductor imaging device having a plurality of photodiodes and charge coupled devices'19914,942,474'Solid-state imaging device having photo-electric conversion elements and other circuit elements arranged to provide improved photo-sensitivity'19904,908,684'Solid-state imaging device'19904,903,122'Solid-state color imaging apparatus for extended definition television (EDTV)'19904,862,487'Solid-state imaging device'19894,814,848'Solid-state imaging device'19894,809,075'Solid-state imaging device having an amplifying means in the matrix arrangement of picture elements'19894,689,687'Charge transfer type solid-state imaging device'19874,636,985'Semiconductor memory having charge transfer device voltage amplifier'19874,621,291'Solid-state imaging device'19864,578,707'Method of reducing vertical smears of a solid state image sensor'19864,577,231'High sensitivity solid-state imaging device'19864,551,742'Solid-state imaging device'19854,532,549'Solid-state imaging device with high quasi-signal sweep-out efficiency and high signal charge transfer efficiency'19854,443,818'Solid-state imaging device'19844,349,743'Solid-state imaging device'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–2002Patents assigned to HITACHI LTD (17)· patent assignee history
1982–1986Based in Tokyo, JP· patent location history
1986Based in Hachiouji, JP· patent location history
1987–2010Based in Koganei, JP· patent location history
1987Based in Hachioji, JP· patent location history
1990Patents assigned to HITACHI DEVICE ENG (1)· patent assignee history
2007–2010Patents assigned to HITACHI DISPLAYS LTD (5)· patent assignee history
2007Based in Mobara, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 17 | 1982–2002 |
| HITACHI DISPLAYS LTD | 5 | 2007–2010 |
| HITACHI DEVICE ENG | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Koganei, JP | 11 | 1987–2010 |
| Tokyo, JP | 6 | 1982–1986 |
| Mobara, JP | 3 | 2007 |
| Hachioji, JP | 1 | 1987 |
| Hachiouji, JP | 1 | 1986 |