AK

Akio Koshita

SO Sony: 5 patents #7,785 of 25,231Top 35%
📍 Rifu, JP: #599 of 2,101 inventorsTop 30%
Overall (All Time): #962,572 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10950269 Optical recording medium and method for manufacturing the same Minoru Kikuchi 2021-03-16
9552839 Optical recording medium and manufacturing method of the same Takeshi Yoshida, Minoru Kikuchi 2017-01-24
8029262 Lubricant composition and article, disk molding stamper, disk molding apparatus, disk forming method, method of forming lubrication coating Takeshi Gouko, Kenji Echizen, Mikio Sato 2011-10-04
7700011 Disk forming method Takeshi Gouko, Kenji Echizen, Mikio Sato 2010-04-20
7224665 Optical recording medium its manufacturing method and injection molding apparatus Minoru Kikuchi, Jun Nakano 2007-05-29