PW

Penjan Worapong

SP Seiko Precision: 1 patents #6 of 12Top 50%
📍 Pathum Thani, TH: #1 of 9 inventorsTop 15%
Overall (2017): #280,278 of 506,227Top 60%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9658515 Diaphragm device and optical instrument Takashi Nakano 2017-05-23