Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RK

Ryuta Katamura — 1 Patent

EBEbara: 1 patents #1,014 of 1,611Top 65%
KAKajima: 1 patents #125 of 383Top 35%
Chofu, JP: #306 of 517 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ryuta Katamura has been granted 1 US patent while listed as an inventor at Ebara. All of these patents were granted in 1998. Ryuta Katamura ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ryuta Katamura in Chofu, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5793598 Magnetically levitated vibration damping apparatus Katsuhide Watanabe, Yoichi Kanemitsu, Takahide Haga, Kenichi Yano, Takayuki Mizuno 1998-08-11