AK

Akihiro Kotsugai

Ricoh Company: 5 patents #27 of 863Top 4%
Overall (2004): #10,177 of 270,089Top 4%
5
Patents 2004

Issued Patents 2004

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6743558 Carrier for electrophotographic developer Kimitoshi Yamaguchi, Masahide Yamashita, Hiroaki Takahashi 2004-06-01
6739534 Carrier for developer for electrophotography Kimitoshi Yamaguchi 2004-05-25
6735409 Process for developing, image-forming apparatus, and image-forming process cartridge Hiroaki Takahashi, Kimitoshi Yamaguchi, Naoki Imahashi 2004-05-11
6716561 Toner for developing electrostatic latent image and image forming method using same Keiko Shiraishi, Masanori Suzuki, Yohichiroh Watanabe, Masahide Yamashita, Toyoshi Sawada +1 more 2004-04-06
6696213 Method of developing a latent electrostatic image Kimitoshi Yamaguchi 2004-02-24