HM

Hiroshi Marunaka

TT The Timken: 3 patents #41 of 291Top 15%
Overall (All Time): #1,372,173 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12066059 Roller seating device for tapered roller bearings 2024-08-20
6814494 Sealed spherical roller bearing for dragline swing shaft Richard Borowski, Jeff S. Calvin, Joseph Vito, Maynard L. Oxley 2004-11-09
6776552 Ball joint with spherical rollers 2004-08-17