TK

Takatoshi Koyakumaru

RC Rengo Co.: 3 patents #12 of 118Top 15%
KC Kuraray Co.: 2 patents #662 of 1,827Top 40%
Overall (All Time): #1,646,148 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5489399 Carbon dioxide gas generating compositions Yoshinori Ono 1996-02-06
4906679 Adhesives useful for production of corrugated board Masateru Tokuno, Kinichi Shirakawa, Takuji Okaya, Hiroji Kohno, Hiroyuki Onishi 1990-03-06
4824696 Production process and adhesives for corrugated board Masateru Tokumo, Kinichi Shirakawa, Takuji Okaya, Hiroyuki Onishi, Hiroji Kohno 1989-04-25