NK

Nobuhiko Koyama

DE Denso: 2 patents #162 of 1,225Top 15%
NS Nippon Soken: 2 patents #14 of 137Top 15%
KC Kuraray Chemical Co.: 1 patents #1 of 5Top 20%
Overall (2004): #47,771 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6701902 Activated carbon canister Masao Kano, Noriyasu Amano, Hideaki Itakura, Susumu Abe 2004-03-09
6689196 Fuel vapor control apparatus Noriyasu Amano, Hideaki Itakura, Masaki Takeyama, Naoya Kato 2004-02-10