YO

Yoshihisa Otani

OC Osaka Gas Co.: 1 patents #18 of 85Top 25%
📍 Himeji, JP: #36 of 114 inventorsTop 35%
Overall (1994): #47,957 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5292460 Method of manufacturing a high bulk density carbon fiber felt Hirofumi Kyutoku, Kouichi Yamamoto 1994-03-08