MA

Mitsuhiko Akiyama

TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
Overall (All Time): #3,550,524 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6416570 Integrally molded type filter unit and manufacture of the same Sadahito Goto, Shinichi Minemura 2002-07-09