KA

Kiyoyuki Arai

CL Copal Company Limited: 4 patents #11 of 139Top 8%
Overall (All Time): #1,310,164 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4264219 Device for driving dot printing bars in a dot printer Shigeo Kinoshita 1981-04-28
4260268 Device for driving dot printing bars in a dot printer 1981-04-07
4227793 Blade type focal plane shutter 1980-10-14
4197436 Timer mechanism Tadashi Ishikawa 1980-04-08