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Satoru Sanpei

Ricoh Company: 1 patents #6,936 of 9,818Top 75%
📍 Numazu, JP: #585 of 856 inventorsTop 70%
Overall (All Time): #3,478,637 of 4,157,543Top 85%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6734138 Reversible thermosensitive recording material, and image recording and erasing method using the recording material Kazumi Suzuki, Toshihiko Hotta, Tetsuya Amano 2004-05-11