TK

Toyohiko Kayama

NC Nippon Carbon Co.: 1 patents #1 of 2Top 50%
📍 Kokubunji, JP: #16 of 43 inventorsTop 40%
Overall (2021): #228,944 of 548,734Top 45%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11002369 High sealing property ball valve seat Tatsuya Tanii 2021-05-11