KS

Kiichi Suyama

TC Tokyo Gas Co.: 1 patents #9 of 52Top 20%
Overall (1997): #117,796 of 185,788Top 65%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5612625 Method of measuring inner diameter of pipe Hajime Furusawa, Yasuharu Hosohara, Takashi Kobori 1997-03-18