TM

Toyohiro Maeda

DC Dainippon Ink And Chemicals: 1 patents #20 of 90Top 25%
OC Osaka Gas Co.: 1 patents #4 of 33Top 15%
Overall (1989): #48,658 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4859382 Process for preparing carbon fibers elliptical in section Kazutoshi Haraguchi, Eiji Tanigawa, Kenji Nukina, Hiroaki Morita 1989-08-22