YH

Yoshio Hagiwara

TC Tokyo Ohka Kogyo Co.: 1 patents #23 of 59Top 40%
Overall (2002): #86,827 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6338868 Method for the formation of a siliceous coating film Tatsuhiko Shibuya 2002-01-15