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USPTO Patent Rankings Data through Sept 30, 2025
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Hitoshi Sugihara

Hitachi: 1 patents #17,742 of 28,497Top 65%
Koganei, JP: #289 of 449 inventorsTop 65%
Overall (All Time): #3,733,643 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5481484 Mixed mode simulation method and simulator Munehiro Ogawa, deceased, Masato Iwabuchi, Saburo Hojo, Masami Kinoshita, Osamu Yamashiro +2 more 1996-01-02