YD

Yoshiyuki Doken

NF Nippon Graphite Fiber: 1 patents #1 of 3Top 35%
NO Nippon Mitsubishi Oil: 1 patents #12 of 52Top 25%
NS Nippon Steel: 1 patents #30 of 211Top 15%
📍 Himeji, JP: #53 of 186 inventorsTop 30%
Overall (2003): #87,544 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6524501 Pitch fiber bundle and pitch type carbon fiber bundle and method for production thereof Yutaka Arai, Tsutomu Nakamura 2003-02-25