JA

Jirou Amakawa

Nichia: 1 patents #2 of 26Top 8%
📍 Nara, JP: #94 of 319 inventorsTop 30%
Overall (1994): #161,459 of 165,921Top 100%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5326628 Frictional material comprising bi-component yarn twisted with a metal wire Sirou Takahata, Masami Tsuji 1994-07-05