HN

Hiroshi Nakai

Ricoh Company: 5 patents #27 of 863Top 4%
Overall (2004): #9,177 of 270,089Top 4%
5
Patents 2004

Issued Patents 2004

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6816695 Method and device for development for an image forming apparatus Tomoyuki Ichikawa 2004-11-09
6811944 Toner, method for manufacturing the toner, and image forming method and apparatus using the toner Hiroto Higuchi, Fumihiro Sasaki, Yasuaki Iwamoto, Bing Shu, Hiroaki Matsuda +1 more 2004-11-02
6813461 Toner, method for manufacturing the toner, and image forming method and apparatus using the toner Hiroto Higuchi, Fumihiro Sasaki, Yasuaki Iwamoto, Bing Shu, Hiroaki Matsuda +1 more 2004-11-02
6790575 Two-component developer, image forming apparatus, and image forming method Fumihiro Sasaki, Hiroaki Matsuda, Bing Shu, Maiko Kondo, Hiroto Higuchi +5 more 2004-09-14
6699632 Image forming toner, and image forming method and image forming apparatus using the toner Hiroto Higuchi, Fumihiro Sasaki, Yasuaki Iwamoto, Hiroaki Matsuda, Bing Shu +1 more 2004-03-02