Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RH

Robert Hamm

ATAccsys Technology: 2 patents #2 of 8Top 25%
DCDaiichi Pharmaceutical Co.: 2 patents #103 of 399Top 30%
Hitachi: 1 patents #17,742 of 28,497Top 65%
Pleasanton, CA: #1,032 of 3,062 inventorsTop 35%
California: #106,790 of 386,348 inventorsTop 30%
Overall (All Time): #1,030,483 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7394081 Radioisotope production apparatus and radiopharmaceutical production apparatus Takashi Okazaki, Kazuki Tsuchida, Hirofumi Seki 2008-07-01
6420416 Method of treating epilepsy S. Michelle Deford, Tadashi Shiotani 2002-07-16
6348489 Method of treating traumatic brain injury and other neuronal disorders S. Michelle Deford, Tadashi Shiotani 2002-02-19
5382914 Proton-beam therapy linac Kenneth R. Crandall, James M. Potter 1995-01-17
4712042 Variable frequency RFQ linear accelerator 1987-12-08