Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HN

Hiroki Nakae

Hitachi: 1 patents #17,742 of 28,497Top 65%
KAKaneka: 1 patents #886 of 1,525Top 60%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #1,385,323 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11566273 Method for producing cell contained base and method for evaluating equipment Satoshi Izumi, Manabu Seo, Takahiko Matsumoto, Hiroki Somada, Ryuya Mashiko +1 more 2023-01-31
8530231 Vacuum blood collection tube Haruka Uesaka, Atsuhiko Minekawa, Takeshi Kurono 2013-09-10
6892141 Primer design system Sigeo Ihara 2005-05-10