KM

Keiichi Mashino

HI Hitachi: 4 patents #332 of 4,225Top 8%
📍 Hitachinaka, JP: #14 of 318 inventorsTop 5%
Overall (2003): #15,142 of 273,478Top 6%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6661109 Electric generating system for automobiles and its control method Yoshinori Fukasaku, Tatsuyuki Yamamoto, Yuuji Maeda, Susumu Tajima, Hisaya Shimizu +2 more 2003-12-09
6653745 Power source apparatus for a car Ryoso Masaki, Masahiko Amano, Mutsuhiro Mori, Hideki Miyazaki, Kazuo Tahara 2003-11-25
6618278 Electric power conversion/inversion apparatus Osamu Suzuki, Shinji Shirakawa, Akira Mishima, Toshiyuki Innami, Shinichi Fujino +3 more 2003-09-09
6525950 Semiconductor device and electric power conversion device Shinji Shirakawa, Hideshi Fukumoto, Akira Mishima, Toshiyuki Innami 2003-02-25