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USPTO Patent Rankings Data through Sept 30, 2025
HM

Haruki Miyoshi — 1 Patent in 2019

Hitachi: 1 patents #433 of 1,362Top 35%
Overall (2019): #451,274 of 560,194Top 85%
1 Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10473700 Voltage stability monitoring device and method Eisuke Kuroda, Yasuo Sato, Osamu Tomobe, Jun Yamazaki, Masahiro YATSU +1 more 2019-11-12