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

Hitoharu Kimura

Hitachi: 3 patents #10,712 of 28,497Top 40%
Sakuragawa, JP: #21 of 58 inventorsTop 40%
Overall (All Time): #1,608,063 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6527509 Turbo machines Junichi Kurokawa, Tomoyshi Okamura, Takahide Nagahara, Sumio Sudo, Akira Manabe +1 more 2003-03-04
6514034 Pump Tomoyoshi Okamura, Kouichi Irie, Taiji Hashimoto 2003-02-04
6302643 Turbo machines Junichi Kurokawa, Tomoyoshi Okamura, Takahide Nagahara, Sumio Sudo, Akira Manabe +1 more 2001-10-16