YF

Yoshio Fujii

Mitsubishi Electric: 2 patents #164 of 1,581Top 15%
HI Hitachi: 1 patents #867 of 2,942Top 30%
HC Hitachi Instruments Engineering Co.: 1 patents #1 of 12Top 9%
Overall (1997): #9,447 of 185,788Top 6%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5703733 Magetic recording/reproducing method, magnetic reproducing apparatus used therefor, magnetic recording medium and method for producing the same Shigehisa Suzuki, Tatsuya Fukami, Yuji Kawano, Yoshinobu Maeda 1997-12-30
5670379 Chromatograph system and method of use Masahito Ito, Junkichi Miura, Hiroshi Satake, Mitsuo Ito, Fuminori Umesato, deceased 1997-09-23
5593791 Magneto-optical recording medium and method of manufacturing the same Takashi Tokunaga, Yoshiyuki Nakaki, Kazuhiko Tsutsumi, Kazuo Hashima, Tatsuya Fukami +1 more 1997-01-14