HI

Haruo Iimura

Ricoh Company: 31 patents #601 of 9,818Top 7%
NO Nippon Oil: 2 patents #264 of 773Top 35%
Overall (All Time): #119,019 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5175638 ECB type liquid crystal display device having birefringent layer with equal refractive indexes in the thickness and plane directions Akihiko Kanemoto, Yasuyuki Takiguchi 1992-12-29
5150237 Liquid crystal display element Yasuyuki Takiguchi, Akihiko Kanemoto 1992-09-22
5056896 Liquid crystal display device with dielectric anisotropy Yasuyuki Takiguchi, Akihiko Kanemoto, Kenya Yokoi, Takamichi Enomoto 1991-10-15
5016988 Liquid crystal display device with a birefringent compensator 1991-05-21
4984873 Liquid crystal display device Yasuyuki Takiguchi, Akihiko Kanemoto, Kenya Yokoi, Takamichi Enomoto, Sumio Kamoi 1991-01-15
4818074 Projection device for irradiating a light to a display device and optically magnifying and projecting a reflection light therefrom Kenya Yokoi, Takamichi Enomoto, Fuyuhiko Matsumoto, Wasaburo Ohta, Toru Miyabori +2 more 1989-04-04