MS

Mitsuo Sawairi

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,302,165 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5214595 Abnormality diagnosing system and method for a high voltage power apparatus Jun Ozawa, Fumihiro Endo, Youichi Ohshita, Izumi Yamada, Tokio Yamagiwa +2 more 1993-05-25
5107447 Abnormality diagnosing system and method for a high voltage power apparatus Jun Ozawa, Fumihiro Endo, Youichi Ohshita, Izumi Yamada, Tokio Yamagiwa +2 more 1992-04-21