Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tetsuji Watanbe — 1 Patent

RERicoh Elemex: 1 patents #26 of 49Top 55%
Nagoya, JP: #4,089 of 6,680 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Tetsuji Watanbe has been granted 1 US patent while listed as an inventor at Ricoh Elemex. All of these patents were granted in 1996. Tetsuji Watanbe ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Tetsuji Watanbe in Nagoya, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5524873 Finisher for image forming apparatus Masatoshi Hosoi, Yuichi Fujii, Yuji Ueno, Nobuyoshi Seki, Mitsuru Ichikawa 1996-06-11