YK

Yoshinari Kiyomasa

NA Nabtesco: 2 patents #85 of 320Top 30%
Overall (All Time): #2,095,810 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8258455 Automatic door system with sensor used therein Koji Kakuyama 2012-09-04
7986220 Automatic door system Koji Kakuyama, Shigeaki Sasaki 2011-07-26