YU

Yuichi Usami

EB Ebara: 3 patents #598 of 1,611Top 40%
Overall (All Time): #1,635,082 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5944042 Flow force compensating method and flow control valve of spool type using the same method Tamami Takahashi 1999-08-31
5785087 Water hydraulic proportional control valve Tamami Takahashi 1998-07-28
5697401 Hydraulic servovalve Masao Shinoda, Chishiro Yamashina, Shimpei Miyakawa 1997-12-16