Inventor
Seigo Togashi
Inventor
Tokorozawa, JP
Overview
Patents· 24 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 therein39%
G09GArrangements or circuits for control of indicating devices using static means to present variable information27%
G06FElectric digital data processing7%
H04NPictorial communication, e.g. television7%
C09KMaterials for miscellaneous applications, not provided for elsewhere2%
G03CPhotosensitive materials for photographic purposes2%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices2%
G04GElectronic time-pieces2%
G11CStatic stores2%
H01JElectric discharge tubes or discharge lamps2%
PatentTitleYear
8,848,155'Liquid crystal panel with gas barrier layer structure and liquid crystal panel production method'20147,221,417'Liquid crystal display device and method for manufacturing the same'20077,019,808'Image device'20065,757,349'Liquid crystal display device and a method of driving the same'19985,666,131'Active matrix liquid-crystal display device with two-terminal switching elements and method of driving the same'19975,576,868'Liquid crystal display having IC driving circuits formed on first and second substrates'19965,198,917'Method of aligning liquid crystal molecules in an active matrix liquid crystal display element by two alignment treatments'19934,748,445'Matrix display panel having a diode ring structure as a resistive element'19884,673,253'Method of making a liquid crystal display with color filters'19874,655,552'Flat panel display device having on-screen data input function'19874,642,619'Non-light-emitting liquid crystal color display device'19874,642,620'Matrix display device'19874,635,127'Drive method for active matrix display device'19874,626,841'Method of driving matrix display device'19864,622,590'Method of driving a display device'19864,610,509'Liquid crystal color display panels'19864,602,292'Driving system for matrix display device'19864,502,204'Method of manufacturing insulated gate thin film field effect transistors'19854,443,062'Multi-layer display device with nonactive display element groups'19844,430,648'Combination matrix array display and memory system'19844,345,248'Liquid crystal display device with write-in capability'19824,345,249'Liquid crystal display panel'19824,272,162'Guest-host liquid crystal display device'19814,266,859'Liquid crystal display device'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–2007Patents assigned to CITIZEN WATCH CO LTD (22)· patent assignee history
1981–1993Based in Tokorozawa, JP· patent location history
1981Based in Kawagoe, JP· patent location history
1986–2014Patents assigned to TOGASHI SEIGO (2)· patent assignee history
1986–1987Based in Saitama, JP· patent location history
1986Based in Saitama-shi, JP· patent location history
1996–2014Based in Sakado, JP· patent location history
2014Patents assigned to ARAI MAKOTO (1)· patent assignee history
2014Patents assigned to CITIZEN HOLDINGS CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CITIZEN WATCH CO LTD | 22 | 1981–2007 |
| TOGASHI SEIGOself | 2 | 1986–2014 |
| ARAI MAKOTO | 1 | 2014 |
| CITIZEN HOLDINGS CO LTD | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokorozawa, JP | 14 | 1981–1993 |
| Sakado, JP | 6 | 1996–2014 |
| Saitama, JP | 2 | 1986–1987 |
| Saitama-shi, JP | 1 | 1986 |
| Kawagoe, JP | 1 | 1981 |