KI

Keizo Ichinose

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Overall (All Time): #3,888,685 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5061042 Phase retarder and liquid crystal display using the same Kimishige Nakamura, Shuji Kitamura, Toyokazu Okada, Kazuaki Sakakura, Hitoshi Kikui +1 more 1991-10-29