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

Hiroki Nakae — 3 Patents

KAKaneka: 1 patents #886 of 1,525Top 60%
Hitachi: 1 patents #17,777 of 28,497Top 65%
Ricoh Company: 1 patents #6,943 of 9,818Top 75%
Fujisawa, JP: #934 of 2,463 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Hiroki Nakae has been granted 3 US patents while listed as an inventor at Hitachi. The first was granted in 2005 and the most recent in January 2023. Hiroki Nakae ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Hiroki Nakae in Fujisawa, JP.

Patents per Year

Patents granted per year, 2005 to 2023Bar chart with a peak of 1 patents in 2005.peak 12005: 1 patents20052013: 1 patents20132023: 1 patents2023

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
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 $586,000
8530231 Vacuum blood collection tube Haruka Uesaka, Atsuhiko Minekawa, Takeshi Kurono 2013-09-10
6892141 Primer design system Sigeo Ihara 2005-05-10 $99,000