SK

Shinji Koga

Kawasaki: 1 patents #39 of 114Top 35%
Mitsubishi Electric: 1 patents #775 of 2,499Top 35%
OC Osaka Gas Co.: 1 patents #1 of 34Top 3%
SI Sumitomo Metal Industries: 1 patents #4 of 98Top 5%
Overall (2003): #43,418 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6570193 Reverse conducting thyristor device, pressure-connection type semiconductor device and semiconductor substrate Kazuhiro Morishita, Katsumi Satoh 2003-05-27
6528012 Welded structure made of low thermal expansion coefficient alloy and welding material therefore Kazutoshi Nishimoto, Naoshige Kubo, Hiroshi Iwahashi, Shuji Yamamoto, Hidefumi Yamanaka +6 more 2003-03-04