Inventor
Kei Ikegami
Inventor
Tokyo, JP
Overview
Patents· 3 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 therein27%
C09DCoating compositions, e.g. paints, varnishes or lacquers18%
C09KMaterials for miscellaneous applications, not provided for elsewhere18%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients9%
C08LCompositions of macromolecular compounds9%
G02BOptical elements, systems or apparatus9%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices9%
PatentTitleYear
7,785,501'Black resin composition for display device, and member for display device'20106,108,062'Polymer dispersion-type liquid crystal optical device and method for producing the same'20005,843,332'Polymer dispersion-type liquid crystal optical device and method for producing the same'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2010Patents assigned to DAINIPPON PRINTING CO LTD (3)· patent assignee history
1998–2010Based in Tokyo, JP· patent location history
2010Patents assigned to ISHIHARA SANGYO KAISHA (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DAINIPPON PRINTING CO LTD | 3 | 1998–2010 |
| ISHIHARA SANGYO KAISHA | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 1998–2010 |