JA

Junichi Awamura

Ricoh Company: 50 patents #228 of 9,818Top 3%
RC Richo Company: 1 patents #3 of 57Top 6%
Overall (All Time): #52,595 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 26–50 of 51 patents

Patent #TitleCo-InventorsDate
8367292 Toner and development agent Teruki Kusahara, Tomomi Suzuki, Toshihiko Karato 2013-02-05
8268526 Toner, developer and image forming apparatus Hiroto Higuchi, Fumihiro Sasaki, Shinichiro Yagi, Shigeru Emoto, Naohito Shimota +4 more 2012-09-18
8227164 Toner, and developer, developer container, process cartridge, image forming apparatus and image forming method using the toner Tsuyoshi Sugimoto, Naohito Shimota, Hiroshi Yamashita, Satoshi Ogawa, Masana Shiba +2 more 2012-07-24
8192911 Method of manufacturing toner and toner Akinori Saitoh, Osamu Uchinokura, Masahide Yamada, Tomomi Suzuki 2012-06-05
8187785 Method of manufacturing toner Akinori Saitoh, Osamu Uchinokura, Tomomi Suzuki 2012-05-29
8178276 Method of manufacturing toner Osamu Uchinokura, Akinori Saitoh, Masahide Yamada, Hiroshi Yamada 2012-05-15
8124308 Toner, vessel with the toner, developer, image forming apparatus and process cartridge and image forming method Naohiro Watanabe, Shigeru Emoto, Yohichiroh Watanabe, Masahide Yamada, Tsunemi Sugiyama +4 more 2012-02-28
8114560 Toner, image forming apparatus, image forming method, and process cartridge using the toner Shinya Nakayama, Akihiro Kotsugai, Akiyoshi Sabu, Hiroshi Yamashita, Hiroshi Yamada +1 more 2012-02-14
8026031 Toner, vessel with the toner, developer, image forming apparatus and process cartridge and image forming method Naohiro Watanabe, Shigeru Emoto, Yohichiroh Watanabe, Masahide Yamada, Tsunemi Sugiyama +4 more 2011-09-27
8017292 Toner, as well as image forming apparatus and image forming method using the same Akiyoshi Sabu, Akihiro Kotsugai, Shinya Nakayama, Hiroshi Yamashita, Tsuyoshi Sugimoto +1 more 2011-09-13
7943280 Toner containing a laminar inorganic mineral in which part or all of the ions present between layers are modified by organic ions Osamu Uchinokura, Naohiro Watanabe 2011-05-17
7824831 Toner Masahide Yamada, Akinori Saitoh, Osamu Uchinokura 2010-11-02
7824834 Toner for developing electrostatic image, method for preparing the toner, and image forming method and apparatus using the toner Akinori Saitoh, Masahide Yamada, Toyoshi Sawada, Takuya Seshita, Tomomi Suzuki 2010-11-02
7799498 Toner used for image forming apparatus Takuya Seshita, Tomomi Suzuki, Toyoshi Sawada, Masahide Yamada 2010-09-21
7736826 Toner, developer and image forming apparatus Hiroto Higuchi, Fumihiro Sasaki, Shinichiro Yagi, Shigeru Emoto, Naohito Shimota +4 more 2010-06-15
7702271 Fixing device, and image forming apparatus using the fixing device Hiroshi Yamada, Fumihiro Sasaki, Shigeru Emoto, Jun Okamoto, Shinji Ohtani +7 more 2010-04-20
7695883 Toner and developer, toner container, process cartridge, image forming apparatus, and image forming method using the same Masahide Yamada, Ryota Inoue, Naohiro Watanabe, Shigeru Emoto, Masahiro Ohki +9 more 2010-04-13
7587161 Fixer and image forming apparatus Hiroshi Yamada, Tomomi Suzuki, Hiroto Higuchi, Naohito Shimota, Masami Tomita +2 more 2009-09-08
7521164 Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method Shinya Nakayama, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Akihiro Kotsugai +17 more 2009-04-21
7504188 Toner and developer, toner container, process cartridge, image forming apparatus, and image forming method using the same Masahide Yamada, Ryota Inoue, Naohiro Watanabe, Shigeru Emoto, Masahiro Ohki +9 more 2009-03-17
7473508 Toner, developer and image forming apparatus Hiroto Higuchi, Fumihiro Sasaki, Shinichiro Yagi, Shigeru Emoto, Naohito Shimota +4 more 2009-01-06
7437111 Fixing device, and image forming apparatus using the fixing device Hiroshi Yamada, Fumihiro Sasaki, Shigeru Emoto, Jun Okamoto, Shinji Ohtani +7 more 2008-10-14
7429442 Toner, and two component developer and image forming apparatus using the toner Takahiro Honda, Masami Tomita, Toshiki Nanya, Fumihiro Sasaki, Shigeru Emoto +5 more 2008-09-30
7374851 Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method Shinya Nakayama, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Akihiro Kotsugai +17 more 2008-05-20
7129013 Toner and developer for developing latent electrostatic images, and image forming apparatus Hiroto Higuchi, Masami Tomita, Fumihiro Sasaki, Shigeru Emoto, Naohito Shimota +5 more 2006-10-31