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USPTO Patent Rankings Data through Sept 30, 2025
HA

Haruki Amagawa

Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #3,203,598 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8158020 Liquid crystal element, optical path deflecting element, and image displaying apparatus Yohei Takano, Hiroyuki Sugimoto, Toshiaki Tokita, Koh Fujimura, Yasuyuki Takiguchi +2 more 2012-04-17