SY

Shinji Yonezawa

YC Yoshino Gypsum Co.: 1 patents #1 of 4Top 25%
Overall (2002): #116,310 of 266,432Top 45%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6471799 Method and device for producing gypsum boards Kunitoshi Sasaki, Mikiyoshi Simojima, Shouichi Endo 2002-10-29