HO

Hiroshi Ohki

HI Hitachi: 1 patents #856 of 3,149Top 30%
NI Nikon: 1 patents #57 of 172Top 35%
Overall (1994): #31,779 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5346137 Electromagnetic fuel injection valve Yoshio Okamoto, Hisanobu Kanamaru, Hitoshi Maeda, Satoshi Suzuki, Tohru Ishikawa +5 more 1994-09-13
5293291 Optical integrated device for magneto-optical reproducing head Masaaki Doi, Hideki Akasaka 1994-03-08