KK

Kazumi Kasai

YK Yoshida Kogyo K.K.: 33 patents #5 of 468Top 2%
NC Nippon Notion Kogyo Co.: 19 patents #1 of 16Top 7%
Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
📍 Shibuya, JP: #2 of 166 inventorsTop 2%
Overall (All Time): #36,952 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 51–62 of 62 patents

Patent #TitleCo-InventorsDate
4578966 Double slider locking slide fastener 1986-04-01
4577377 Buckle for straps 1986-03-25
4571783 Adjustable strap fastener 1986-02-25
4539735 Snap-fit button assembly 1985-09-10
4520533 Strap guide for strap adjustment assembly 1985-06-04
4520535 Slide fastener having discrete coupling elements 1985-06-04
4513483 Slide fastener stringer 1985-04-30
4488339 Buckle assembly 1984-12-18
D274016 Slide fastener chain 1984-05-29
D265606 Slide fastener 1982-08-03
4306347 Method for manufacturing slide fastener elements 1981-12-22
4271689 Slider with a built-in locking device in a slide fastener 1981-06-09