YS

Yoshitaka Sanehira

Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #3,317,347 of 4,157,543Top 80%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7489432 Electrochromic display device and display apparatus Takeshi Shibuya, Shigenobu Hirano, Satoshi Uchida 2009-02-10