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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RH

Ryuhei Hamada — 5 Patents

Canon: 5 patents #9,300 of 19,416Top 50%
Yokohama, JP: #16,650 of 49,234 inventorsTop 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Ryuhei Hamada has been granted 5 US patents while listed as an inventor at Canon. The first was granted in 2021 and the most recent in August 2025. Ryuhei Hamada ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Ryuhei Hamada in Yokohama, JP.

Patents per Year

Patents granted per year, 2021 to 2025Bar chart with a peak of 2 patents in 2023.peak 22021: 1 patents20212023: 2 patents20232025: 2 patents2025

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12377659 Printing apparatus, control method of printing appartus, and storage medium 2025-08-05
12216947 Control apparatus, control method, and storage medium 2025-02-04
11840094 Printing apparatus, control method of printing apparatus, and storage medium 2023-12-12
11842087 Control apparatus, control method, and storage medium 2023-12-12
11079976 Control apparatus, control method, and storage medium 2021-08-03 $45,000