KH

Koji Hayasaka

SO Sony: 1 patents #17,262 of 25,231Top 70%
📍 Rifu, JP: #1,311 of 2,101 inventorsTop 65%
Overall (All Time): #3,434,330 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7137563 Method for making IC card Goro Shibamoto, Osamu Ishii, Kazumi Izumitani 2006-11-21