KM

Kihachirou Matsumoto

HC Hitachi Koki Co.: 3 patents #334 of 888Top 40%
📍 Hitachinaka, JP: #1,128 of 2,447 inventorsTop 50%
Overall (All Time): #1,611,829 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6612038 Portable circular saw Akira Onose 2003-09-02
D457408 Portable electric circular saw Masato Sakai, Akira Onose 2002-05-21
5265657 Portable electric router Junichi Suzuki 1993-11-30