Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tetsuo Yamane — 3 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
HEHeishin: 1 patents #9 of 20Top 45%
MCMitsui Norin Co.: 1 patents #11 of 36Top 35%
Yokohama, JP: #22,013 of 49,234 inventorsTop 45%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Tetsuo Yamane has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1998 and the most recent in August 2022. Tetsuo Yamane ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Tetsuo Yamane in Yokohama, JP.

Patents per Year

Patents granted per year, 1998 to 2022Bar chart with a peak of 1 patents in 1998.peak 11998: 1 patents19982000: 1 patents20002022: 1 patents2022

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11407155 Fluid feeding system and molding system Masaki Nakazawa, Atsushi Tanito 2022-08-09
6153251 Nutrition-enriched composition for feed Haruo Fukuhara, Hitoshi Nagasaki 2000-11-28
5766595 Method of improving quality of eggs by feeding tea polyphenol Takao Tsuchida, Hisaya Gotou, Daizou Takahashi, Hidetsugu Takeda 1998-06-16 $35,000