SY

Seiki Yokozeki

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Overall (All Time): #1,283,778 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5949826 Data transmission and reception system Keiichi Iiyama, Itsuo Takamiya, Masayuki Arai, Akihisa Yamazaki 1999-09-07
4629848 Power and time controlled high frequency heating appliance Jun Nomura 1986-12-16
4520251 Method for operating a programmable microwave heating apparatus with food defrosting control 1985-05-28
4336433 Heating control apparatus for cooking oven with vapor sensor 1982-06-22