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

Kazutoshi Amano — 3 Patents

BTBerg Technology: 2 patents #65 of 189Top 35%
Hitachi: 1 patents #17,742 of 28,497Top 65%
HCHitachi Software Engineering Co.: 1 patents #175 of 502Top 35%
Overall (All Time): #1,637,234 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5761061 Data processing medium, its backup circuit, and data processing system 1998-06-02
5729736 Access analysis method and system in parallel data base system Fumio Gomi, Tomohiro Sakaue, Hiroyuki Shinozaki, Masahiko Hashimoto, Takafumi NOGAMI +2 more 1998-03-17
5711679 Shielded memory card connector John M. Spickler, Chih-Hui Hsia, Lein Wan Lu 1998-01-27