Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tomio Niimi — 4 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
ACAisin Takaoka Co.: 1 patents #59 of 172Top 35%
Nagoya, JP: #2,016 of 6,680 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Tomio Niimi has been granted 4 US patents while listed as an inventor at Unknown. The first was granted in 1996 and the most recent in December 2004. Tomio Niimi ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Tomio Niimi in Nagoya, JP.

Patents per Year

Patents granted per year, 1996 to 2004Bar chart with a peak of 2 patents in 1996.peak 21996: 2 patents19961997: 1 patents19972004: 1 patents2004

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6827126 Metal die device for casting Yoshimasa Sawada, Kouichi Itou, Tomohiko Kokubo 2004-12-07
5626823 Sterilizing apparatus and manufacturing apparatus for liquefied product 1997-05-06
5582245 Heat exchanger 1996-12-10
5535175 Stationary type mixing apparatus 1996-07-09