TO

Tomonaga Oyamada

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
📍 Hitachinaka, JP: #1,336 of 2,447 inventorsTop 55%
Overall (All Time): #1,999,406 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9255606 Slide bearing device and compressor Masahiko Ono 2016-02-09
6912993 Throttle system Yuuichi Yanagase, Takehiko Kowatari, Teruhiko Minegishi, Eisuke Wayama 2005-07-05