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.:
Date of Patent:
Jul. 11, 2006
Filed:
Apr. 12, 2004
Heung-sup Jeong, Suwon-si, KR;
Se-hyun Lyu, Seoul, KR;
Jae-myoung Choi, Suwon-si, KR;
Jin-soo Lee, Suwon-si, KR;
Woo-chul Jung, Yongin-si, KR;
Young-min Yoon, Yongin-si, KR;
Heung-kyu Jang, Suwon-si, KR;
Byeong-hwa Ahn, Seongnam-si, KR;
Heung-sup Jeong, Suwon-si, KR;
Se-hyun Lyu, Seoul, KR;
Jae-myoung Choi, Suwon-si, KR;
Jin-soo Lee, Suwon-si, KR;
Woo-chul Jung, Yongin-si, KR;
Young-min Yoon, Yongin-si, KR;
Heung-kyu Jang, Suwon-si, KR;
Byeong-hwa Ahn, Seongnam-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
An electrophotographic includes a main frame, a photosensitive drum unit having a photosensitive drum and vertically detachably installed on the main frame, a plurality of development units each having a developing roller and detachably installed on the main frame while sliding in a horizontal direction, and a first door openably installed for mounting or dismounting the plurality of development units.