YF

Yasuhiro Fukumoto

SC Screen Holdings Co.: 12 patents #52 of 686Top 8%
SP Sumitomo Electric Fine Polymer: 5 patents #12 of 96Top 15%
JE Jeol: 3 patents #122 of 669Top 20%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
DC Dainippon Screen Mfg. Co.: 2 patents #346 of 977Top 40%
YK Yoshida Kogyo K.K.: 2 patents #177 of 468Top 40%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
SC Sokudo Co.: 1 patents #34 of 74Top 50%
📍 Osaka, GA: #3 of 10 inventorsTop 30%
Overall (All Time): #136,244 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
5274425 Toner sealing material Yasutoyo Kotani, Chiaki Kato, Masaya Nishi 1993-12-28
5069148 Trouser-fly piece serging apparatus Kiichirou Ishikawa, Chet Dudek 1991-12-03
4979450 Method and apparatus for sewing fly pieces to a slide fastener chain Chet Dudek, James Hutcherson, Kiichirou Ishikawa, Toshiaki Sawada 1990-12-25