TS

Takashi Sumigawa

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
Overall (All Time): #466,634 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8146443 Rotating body dynamic quantity measuring device and system Hiroyuki Ohta 2012-04-03
8056421 Apparatus for measuring a mechanical quantity Hiroyuki Ohta 2011-11-15
7770462 Apparatus for measuring a mechanical quantity Hiroyuki Ohta 2010-08-10
7721610 Rotating body dynamic quantity measuring device and system Hiroyuki Ohta 2010-05-25
7707894 Apparatus for measuring a mechanical quantity Hiroyuki Ohta 2010-05-04
7518202 Mechanical quantity measuring apparatus Hisashi Tanie, Hiroyuki Ohta 2009-04-14
7484422 Mechanical-quantity measuring device Hiroyuki Ohta 2009-02-03
7430920 Apparatus for measuring a mechanical quantity Hiroyuki Ohta 2008-10-07
7430921 Apparatus for measuring a mechanical quantity Hiroyuki Ohta 2008-10-07
7293466 Bolt with function of measuring strain Hiroyuki Ohta 2007-11-13
7252010 Pressure sensor system with semiconductor chip and antenna member Hiroyuki Ohta 2007-08-07