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USPTO Patent Rankings Data through Dec 31, 2025
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Masahiro Sobu — 3 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Chiba, JP: #2,345 of 6,266 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Masahiro Sobu has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 2016 and the most recent in May 2020. Masahiro Sobu ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Masahiro Sobu in Chiba, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10665950 Compact slot-type antenna Yoshiyuki Yonei, Akinori Matsui, Misao Haneishi 2020-05-26
9531074 Planar inverted F antenna with improved feeding line connection Yoshiyuki Yonei, Akinori Matsui, Misao Haneishi 2016-12-27
9293826 Planar inverted F antenna with improved feeding line connection Yoshiyuki Yonei, Akinori Matsui, Misao Haneishi 2016-03-22