SF

Shigeru Funakawa

YK Yoshida Kogyo K.K.: 3 patents #136 of 468Top 30%
YK Ykk: 2 patents #317 of 845Top 40%
📍 Toyama, JP: #451 of 1,699 inventorsTop 30%
Overall (All Time): #1,042,781 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6630236 Reinforcing tape for slide fastener Kozo Watanabe 2003-10-07
5728460 Reinforcing tapes for slide fastener Masanori Hirasawa, Osamu Fujii, Toyoo Morita, Kazuki Kuse 1998-03-17
5500276 Slide fastener made of synthetic resin Ryozo Sawada, Masanori Hirasawa, Yoshiharu Yamaguchi, Masaru Kanayama 1996-03-19
5035029 Slide fastener and fastener elements therefor Yoshiyuki Horita, Kiyoshi Nakayama, Yasuhiko Sugimoto, Norio Kikukawa, Yoshiharu Yamaguchi 1991-07-30
4922584 Slide fastener Mitsuo Horikawa 1990-05-08