Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ryuichi Morishima — 3 Patents

TOTopcon: 3 patents #244 of 684Top 40%
Itabashi, JP: #59 of 173 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Ryuichi Morishima has been granted 3 US patents while listed as an inventor at Topcon. The first was granted in 2016 and the most recent in August 2018. Ryuichi Morishima ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Ryuichi Morishima in Itabashi, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10045693 Ophthalmologic observation apparatus Kohta Fujii 2018-08-14
9980643 Ophthalmologic apparatus Takashi Fujimura, Taisaku Kogawa, Hiroaki Okada, Takefumi Hayashi 2018-05-29
9526416 Ophthalmologic apparatus Takashi Fujimura, Taisaku Kogawa, Hiroaki Okada, Takefumi Hayashi 2016-12-27