KP

Kraisorn Phandon

HO Hoya: 1 patents #40 of 106Top 40%
H( Hoya Glass Disk (Thailand): 1 patents #2 of 3Top 70%
📍 Phon, TH: #1 of 5 inventorsTop 20%
Overall (2017): #341,409 of 506,227Top 70%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9697861 Magnetic disk substrate with specified changes in height or depth between adjacent raised or lowered portions and an offset portion on a main surface within a range of 92.0 to 97.0% in a radial direction from a center, a magnetic disk with substrate and a magnetic disk device with magnetic disk Toshio Takizawa, Kenichi Nishimori 2017-07-04