HO

Hisao Ohtsuka

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,711,344 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5608845 Method for diagnosing a remaining lifetime, apparatus for diagnosing a remaining lifetime, method for displaying remaining lifetime data, display apparatus and expert system Motoaki Utamura 1997-03-04