ST

Shigehisa Tsutsumi

IM Imv: 2 patents #5 of 26Top 20%
Overall (All Time): #2,160,159 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7255008 Vibration-testing system Takehiro Fukushima, Keisuke Shimada 2007-08-14
5549005 Vibration testing apparatus with increased rigidity in static pressure bearing Hidenao Aoki, Takehiro Fukushima, Zenji Sakai 1996-08-27