FM

Fumitake Matsuda

OC Oppama Industry Co.: 2 patents #12 of 26Top 50%
Overall (All Time): #2,104,727 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7913547 Engine rotating meter Masao Iwata, Toshiyuki Takano, Atsushi Kawahara 2011-03-29
7726181 Ignition timing measuring and display device of internal combustion engine Masao Iwata, Toshiyuki Takano, Atsushi Kawahara 2010-06-01