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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7521164 B1

PDFFull Text
Date of Patent:
Apr. 21, 2009

Filed:

Mar. 31, 2008

Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method

Applicants:

Shinya Nakayama, Numazu, JP;

Satoshi Mochizuki, Numazu, JP;

Yasuaki Iwamoto, Numazu, JP;

Yasuo Asahina, Numazu, JP;

Akihiro Kotsugai, Numazu, JP;

Masayuki Ishii, Numazu, JP;

Osamu Uchinokura, Numazu, JP;

Hisashi Nakajima, Numazu, JP;

Tomoyuki Ichikawa, Numazu, JP;

Tomoko Utsumi, Ebina, JP;

Koichi Sakata, Numazu, JP;

Hideki Sugiura, Fuji, JP;

Shigeru Emoto, Numazu, JP;

Junichi Awamura, Sunto-gun, JP;

Masami Tomita, Numazu, JP;

Takahiro Honda, Numazu, JP;

Shinichiro Yagi, Numazu, JP;

Tomomi Suzuki, Numazu, JP;

Hiroshi Yamada, Numazu, JP;

Toshiki Nanya, Mishima, JP;

Hiroto Higuchi, Numazu, JP;

Fumihiro Sasaki, Fuji, JP;

Naohito Shimota, Sunto-gun, JP;

Inventors:

Shinya Nakayama, Numazu, JP;

Satoshi Mochizuki, Numazu, JP;

Yasuaki Iwamoto, Numazu, JP;

Yasuo Asahina, Numazu, JP;

Akihiro Kotsugai, Numazu, JP;

Masayuki Ishii, Numazu, JP;

Osamu Uchinokura, Numazu, JP;

Hisashi Nakajima, Numazu, JP;

Tomoyuki Ichikawa, Numazu, JP;

Tomoko Utsumi, Ebina, JP;

Koichi Sakata, Numazu, JP;

Hideki Sugiura, Fuji, JP;

Shigeru Emoto, Numazu, JP;

Junichi Awamura, Sunto-gun, JP;

Masami Tomita, Numazu, JP;

Takahiro Honda, Numazu, JP;

Shinichiro Yagi, Numazu, JP;

Tomomi Suzuki, Numazu, JP;

Hiroshi Yamada, Numazu, JP;

Toshiki Nanya, Mishima, JP;

Hiroto Higuchi, Numazu, JP;

Fumihiro Sasaki, Fuji, JP;

Naohito Shimota, Sunto-gun, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:

Oblon, Spivak, McClelland, Maier & Neustadt, P.C.

Primary Examiner:

Mark A Chapman

Int. Cl.
CPC ...
G03G 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A toner which includes a toner material, wherein the toner satisfies the following formula:0° C.≦ΔTm≦20° C.

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