Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yoichiro Numazawa — 1 Patent

UNUnknown: 4 patents #4,220 of 83,584Top 6%
ANAnelva: 1 patents #135 of 280Top 50%
HEHitachi Kokusai Electric: 1 patents #493 of 843Top 60%
Machida, JP: #973 of 1,436 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Yoichiro Numazawa has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2002. Yoichiro Numazawa ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Yoichiro Numazawa in Machida, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6376796 Plasma processing system Noriyoshi Sato, Satoru Iizuka, Tsukasa Yoneyama, Hiroyasu Sato, Unryu Ogawa +2 more 2002-04-23 $258,000