HM

Hidehiko Maehata

HZ Hitachi Zosen: 8 patents #1 of 38Top 3%
📍 Toyonaka, JP: #1 of 121 inventorsTop 1%
Overall (2002): #3,078 of 266,432Top 2%
8
Patents 2002

Issued Patents 2002

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6467628 Plastic chip separator Tetsuya Inoue, Hiroyuki Daiku, Masanori Tsukahara, Daisuke Tamakoshi 2002-10-22
6431074 Blasting apparatus, blasting method and retainer member used for the blasting method Hiroaki Arai, Tetsuya Inoue, Daisuke Tamakoshi, Tsuyoshi Kato 2002-08-13
6426474 Method and apparatus for separating plastic Tetsuya Inoue, Hiroaki Arai, Masanori Tsukahara, Daisuke Tamakoshi, Kenichi Nagai 2002-07-30
6415929 Method of separating plastic Tetsuya Inoue, Masanori Tsukahara, Daisuke Tamakoshi 2002-07-09
6408761 Blasting apparatus Hiroaki Arai, Hajime Yoshii, Toshiaki Enomoto, Taisuke Ishihara 2002-06-25
6389973 Blasting apparatus and blasting method Hiroaki Arai, Daisuke Tamakoshi 2002-05-21
6365857 Plastics sorting apparatus Tetsuya Inoue, Hiroyuki Daiku, Daisuke Tamakoshi 2002-04-02
6357390 Electric screen device Masanori Tsukahara, Daisuke Tamakoshi, Tomohiko Suzaki, Yutaka Isawa 2002-03-19