MK

Masatoshi Kubota

OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #3,821,643 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5202293 Carbon fiber reinforced carbon Mamoru Okamoto, Hirohisa Miura, Shoichi Tsuchiya, Yoshio Huwa, Hirohumi Michioka +2 more 1993-04-13