Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ryosuke Tani — 3 Patents in 2021

PHPhc Holdings: 3 patents #4 of 64Top 7%
Paju-si, KR: #74 of 449 inventorsTop 20%
Overall (2021): #64,923 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D926975 Cartridge for medicine injector Kenji Murakami, Koji Miyata 2021-08-03
D921191 Medicine injector 2021-06-01
10881801 Drug infusion device, cartridge adapter, and drug infusion system Kenji Murakami, Mitsuteru Fujimoto, Seiji Kikuchi, Toru Aoki, Masakazu Mori +6 more 2021-01-05