Inventor · Osaka, JP

Keiko Kishimoto

7Patents
7h-index
4Co-inventors
48Inventor score

Filing activity: Sep 27, 1991 → Jun 9, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5400158A Liquid crystal display with optically anisotropic member having a twisted structure and phase plate Physics 129 Expired
US5249071A Liquid crystal display having positive and negative uniaxially oriented polymer films Physics 56 Expired
US6160595A Liquid crystal display with edge-lit backlight which uses ambient light injected between reflector and cholesteric polarizer Physics 41 Expired
US5699137A Liquid crystal display device having compensator with particular retardation in the inclined direction Physics 27 Expired
US5235450A Liquid crystal display apparatus with positive and negative phase plates with specific positions of slow axes Physics 18 Expired
US5291323A Liquid crystal display device with positive and negative compensating films each with its optical axis parallel to the surface Physics 16 Expired
US5493431A Liquid crystal display device with compensators Physics 11 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.