Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Michio Yoshizawa — 1 Patent

MCMitsui Engineering & Shipbuilding Co.: 1 patents #166 of 496Top 35%
Ricoh Company: 1 patents #6,943 of 9,818Top 75%
Yokohama, JP: #33,579 of 49,234 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Michio Yoshizawa has been granted 1 US patent while listed as an inventor at Mitsui Engineering & Shipbuilding Co.. All of these patents were granted in 1992. Michio Yoshizawa ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Michio Yoshizawa in Yokohama, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5087856 Discharge electrode having a thin wire core and surface coating of amorphous alloy for a discharger Tsunebumi Matsunaga, Makoto Ebata, Yasuo Oyama 1992-02-11 $22,000