Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Koji Osuga — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Mitaka, JP: #355 of 611 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Koji Osuga has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2003. Koji Osuga ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Koji Osuga in Mitaka, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6522757 Bass intensification device for speaker system Shigenori Hiramatsu, Fuminori Sato, Akihiro Ozono, Yuichi Honda 2003-02-18