KR

Kimitoshi Ryokai

SC Shimizu Construction Co.: 3 patents #20 of 352Top 6%
DC Dainihon Glass Industry Co.: 1 patents #7 of 18Top 40%
FU Fujikura: 1 patents #788 of 1,407Top 60%
Overall (All Time): #1,663,561 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4990390 Fiber grid reinforcement Hirotaka Kawasaki, Takanori HIRAI, Takuro Odawara, Osamu Furukawa, Masayoshi Sato +3 more 1991-02-05
4886088 Method and apparatus for measuring water content Naruki Wakabayashi 1989-12-12
4793146 Cold storage structure 1988-12-27