Hiromasa Kawaguchi

NC Nhk Spring Co.: 1 patents #12 of 66Top 20%

📍 Komagane, JP: #1 of 7 inventorsTop 15%

Overall (2003): #212,342 of 273,478Top 80%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6619667	Sealing structure	Koichi Kusakawa	2003-09-16