Masahiro Soya

TO Tokico: 1 patents #17 of 41Top 45%

Overall (1982): #43,619 of 81,411Top 55%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4364543	Valve device	Isao Sato, Seiji Kurose	1982-12-21