KO

Keiji Otaki

NC Nitto Boseki Co.: 2 patents #91 of 339Top 30%
📍 Koriyama, JP: #56 of 266 inventorsTop 25%
Overall (All Time): #1,261,452 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6862901 Process and apparatus for producing glass fibers Yukiyoshi Shinobu, Yoshiyuki Harada 2005-03-08
6403208 Thermal insulating article and method of manufacturing same Kanichiro Onodera 2002-06-11
5154746 Process and apparatus for forming glass filaments Kiwamu Okuma, Mitsuji Yoda, Yukiyoshi Shinobu 1992-10-13
4392878 Glass fiber forming unit Kiwamu Okuma, Tsunehiro Haga, Masao Kizara, Ayahiro Hirai 1983-07-12