KO

Kazuyoshi Okawa

Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
AD Advantest: 1 patents #714 of 1,193Top 60%
Overall (All Time): #1,028,725 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7613960 Semiconductor device test apparatus and method Junko Ogino, Masayuki Yoshinaga, Hajime Honda 2009-11-03
5021695 Linear motor car system Toshimasa Miyazaki, Yoji Uzawa, Hiroshi Kawashima, Kazumasa Moriya, Yoshitaka Murakawa +4 more 1991-06-04
4876966 Transport control system with linear motor drive Kazumasa Moriya, Tomoyuki Kashiwazaki, Hiroshi Kawashima, Yoshitaka Murakawa 1989-10-31
4849664 Linear motor car system Toshimasa Miyazaki, Yoji Uzawa, Hiroshi Kawashima, Kazumasa Moriya, Yoshitaka Murakawa +4 more 1989-07-18
4721045 Transport control system with linear motor drive Kazumasa Moriya, Tomoyuki Kashiwazaki, Hiroshi Kawashima, Yoshitaka Murakawa 1988-01-26