Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Masashi Shimo — 1 Patent

UNUnknown: 2 patents #12,644 of 83,584Top 20%
SCSumitomo Osaka Cement Co.: 1 patents #199 of 327Top 65%
Funabashi, JP: #702 of 1,104 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Masashi Shimo has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1998. Masashi Shimo ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Masashi Shimo in Funabashi, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5848203 Polarization-independent optical isolator Shojiro Kawakami, Kazuo Shiraishi 1998-12-08