Hirokazu Onji

TO Topcon: 1 patents #425 of 684Top 65%

📍 Itabashi, JP: #108 of 173 inventorsTop 65%

Overall (All Time): #2,755,183 of 4,157,543Top 70%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11147449	Ophthalmological device	—	2021-10-19