SN

Shinya Nakayama

Ricoh Company: 6 patents #96 of 1,683Top 6%
Overall (2011): #10,137 of 364,097Top 3%
6
Patents 2011

Issued Patents 2011

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8084176 Toner, developer, and image forming method Yasuaki Iwamoto, Yasutada Shitara, Hiroyuki Kishida 2011-12-27
8043780 Toner, and developer, developing apparatus, process cartridge, image forming apparatus and image forming method Hideki Sugiura 2011-10-25
8017292 Toner, as well as image forming apparatus and image forming method using the same Akiyoshi Sabu, Akihiro Kotsugai, Hiroshi Yamashita, Tsuyoshi Sugimoto, Hiroshi Yamada +1 more 2011-09-13
8007974 Toner, image forming apparatus using the same, image forming method using the same, and process cartridge Akihiro Kotsugai, Yasuaki Iwamoto, Yasutada Shitara 2011-08-30
7960083 Image forming apparatus, image forming method, and process cartridge Akihiro Kotsugai, Akiyoshi Sabu 2011-06-14
7862973 Toner and developer, and image forming apparatus, image forming method and process cartridge Akihiro Kotsugai, Yasuaki Iwamoto, Yasutada Shitara, Yohichiroh Watanabe 2011-01-04