YO

Yoshihisa Ohko

KC Koyo Engineering Co.: 1 patents #5 of 11Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,446,684 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6882459 Photoreactive devices, translucent members, ornaments, anticorrosive devices, devices for reducing oxygen and devices for controlling growth of microorganisms Akira Fujishima, Tetsu Tatsuma, Shuichi Saitoh, Katsuhisa Kashiwazaki 2005-04-19