KS

Keigo Shinya

DC Denyo Co.: 1 patents #20 of 39Top 55%
Overall (All Time): #3,610,143 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6040556 Engine driven arc welder Wen Long Kou, Osamu Suzuki, Shunichi Tetsui 2000-03-21