OA

Osamu Akabayashi

HT Hoya Lens Thailand: 1 patents #59 of 94Top 65%
Overall (All Time): #2,699,249 of 4,157,543Top 65%
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Patent #TitleCo-InventorsDate
11526030 Spectacle lens and spectacles Makoto Adachi, Hitoshi Kamura, Takumi Nomura 2022-12-13