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.

Date of Patent:
Aug. 02, 2011

Filed:

May. 05, 2009
Applicants:

Toshiyuki Kabata, Yokohama, JP;

Kumiko Hatakeyama, Sagamihara, JP;

Kunio Hasegawa, Isehara, JP;

Shinya Tanaka, Sagamihara, JP;

Masahide Yamashita, Tokyo-to, JP;

Masato Iio, Yokohama, JP;

Hiroshi Nakai, Yokohama, JP;

Inventors:

Toshiyuki Kabata, Yokohama, JP;

Kumiko Hatakeyama, Sagamihara, JP;

Kunio Hasegawa, Isehara, JP;

Shinya Tanaka, Sagamihara, JP;

Masahide Yamashita, Tokyo-to, JP;

Masato Iio, Yokohama, JP;

Hiroshi Nakai, Yokohama, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A protective material block including a metal soap, wherein the surface of the protective material block has an X-ray diffraction pattern wherein a ratio (P/P) of a maximum peak height (P) on a surface separation of from 3.6 to 5.0 Å to a maximum peak height (P) on a surface separation of from 11 to 16 Å not greater than 0.5.


Find Patent Forward Citations

Loading…