YO

Yukihiro Oka

KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
📍 Shimabara, JP: #284 of 395 inventorsTop 75%
Overall (All Time): #3,263,585 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8021565 Surface treatment method, etching method, and method for manufacturing electronic device Katsuaki Aoki, Naoya Hayamizu, Kei Hattori, Hidemi Kanetaka, Makoto Hasegawa 2011-09-20