Electrophotography – Image formation – Transfer
Reexamination Certificate
2005-10-18
2005-10-18
Grainger, Quana (Department: 2852)
Electrophotography
Image formation
Transfer
C399S308000
Reexamination Certificate
active
06957032
ABSTRACT:
A recording medium carrier system of an image forming apparatus is constituted by independent units as a paper supply cassette, a paper feed unit, a transfer unit, a fixing unit, and a paper ejecting unit. An intermediate transfer unit in the transfer unit is provided with an intermediate transfer belt to which a toner image formed on a photoconductive drum is primarily transferred at a primary transfer position and which secondarily transfers the toner image on a recording medium at a secondary transfer position, and a driving roller for circulating the intermediate transfer belt. The primary transfer position is arranged close to the driving roller.
REFERENCES:
patent: 4774545 (1988-09-01), Tsuji et al.
patent: 4873554 (1989-10-01), Greco, Jr.
patent: 5023541 (1991-06-01), Yosinski
patent: 5040028 (1991-08-01), Kamimura et al.
patent: 5075731 (1991-12-01), Kamimura et al.
patent: 5119146 (1992-06-01), Nobumori et al.
patent: 5189478 (1993-02-01), Hara et al.
patent: 5208612 (1993-05-01), Obu et al.
patent: 5231457 (1993-07-01), Nakano et al.
patent: 5253028 (1993-10-01), Gonda et al.
patent: 5255061 (1993-10-01), Matsuura et al.
patent: 5285244 (1994-02-01), Bujese
patent: 5351114 (1994-09-01), Matsuno
patent: 5510886 (1996-04-01), Sugimoto et al.
patent: 5534981 (1996-07-01), Ohno et al.
patent: 5671464 (1997-09-01), Kubota
patent: 5689771 (1997-11-01), Sato et al.
patent: 5714290 (1998-02-01), Yu et al.
patent: 5729816 (1998-03-01), Matsumoto et al.
patent: 5797068 (1998-08-01), Otsuki et al.
patent: 5802442 (1998-09-01), Konno et al.
patent: 5822648 (1998-10-01), Mohri
patent: 5905934 (1999-05-01), Koshimizu
patent: 5933697 (1999-08-01), Onodera et al.
patent: 5937261 (1999-08-01), Shirakawa et al.
patent: 6064849 (2000-05-01), Honda et al.
patent: 6233424 (2001-05-01), Mohri et al.
patent: 6397034 (2002-05-01), Tarnawskyj et al.
patent: 0 729 075 (1996-08-01), None
patent: 0 729 075 (1997-01-01), None
patent: 54-97031 (1979-07-01), None
patent: 58-149745 (1983-10-01), None
patent: 63-121062 (1988-05-01), None
patent: 63-194345 (1988-12-01), None
patent: 2-119448 (1990-09-01), None
patent: 3-249671 (1991-11-01), None
patent: 4-43381 (1992-02-01), None
patent: 4-70762 (1992-03-01), None
patent: 4-112258 (1992-09-01), None
patent: 5-270078 (1993-10-01), None
patent: 6-167827 (1994-06-01), None
patent: 6-295132 (1994-10-01), None
patent: 6-332235 (1994-12-01), None
patent: 7-181815 (1995-07-01), None
patent: 4-237075 (1995-08-01), None
patent: 7-209952 (1995-08-01), None
patent: 7-306544 (1995-11-01), None
patent: 8-6350 (1996-01-01), None
patent: 8-22161 (1996-01-01), None
patent: 8-44200 (1996-02-01), None
patent: 08-036316 (1996-02-01), None
patent: 8-63000 (1996-03-01), None
patent: 8-137183 (1996-05-01), None
patent: 8-160759 (1996-06-01), None
patent: 8-194392 (1996-07-01), None
patent: 8-202172 (1996-08-01), None
patent: 8-211757 (1996-08-01), None
patent: 8-240959 (1996-09-01), None
patent: 8-286584 (1996-11-01), None
patent: 8-314284 (1996-11-01), None
patent: 8-328306 (1996-12-01), None
patent: 8-334989 (1996-12-01), None
patent: 9-44007 (1997-02-01), None
patent: 9-48533 (1997-02-01), None
patent: 9-68876 (1997-03-01), None
patent: 9-86754 (1997-03-01), None
patent: 9-90777 (1997-04-01), None
patent: 9-138595 (1997-05-01), None
patent: 9-160395 (1997-06-01), None
patent: 10-326068 (1998-12-01), None
Patent Abstracts of Japan, JP 407306544, Takagi et al., Nov. 21, 1995.
Patent Abstracts of Japan, JP 408063000, Handa et al., Mar. 8, 1996.
Patent Abstracts of Japan, JP 406167827, Mariko et al., Jun. 14, 1994.
Patent Abstracts of Japan, JP 408202172A, Fukuda et al., Aug. 9, 1996.
Patent Abstracts of Japan, JP 406332235, Yoshitake Shimizu, Dec. 2, 1995.
Patent Abstracts of Japan, JP 08160759, Takashi et al., Jun. 21, 1996.
Patent Abstracts of Japan, JP 06295132, Takeo et al., Oct. 21, 1992.
Patent Abstracts of Japan, vol. 1998, No. 7, Mar. 31, 1998 (JP 8-248827).
Patent Abstracts of Japan vol. 1997, No. 05, May 30, 1997 & JP 09 015999 A (Seiko Epson Corp) Jan. 17, 1997.
Patent Abstracts of Japan vol. 1997, No. 03, Mar. 31, 1997 & JP 08 286528 A (Canon Inc.) Nov. 1, 1996.
Patent Abstracts of Japan vol. 1995, No. 04, May 31, 1995 & JP 07 020731 A (Matsushita Electric Ind. Co.).
Patent Abstracts of Japan vol. 017, No. 332 (P-1562), Jun. 23, 1993 & JP 05 040418 A (Canon Inc.).
Patent Abstracts of Japan vol. 005, No. 126 Aug. 14, 1981 & JP 56 064367 A (Minolta Camera Co. Ltd.).
Patent Abstracts of Japan vol. 018, No. 244 May 10, 1994 & JP 06 027838 A (Fuji Xerox Co., Ltd).
Abe Nobumasa
Ishiwatari Tahei
Ito Hiroshi
Kubota Akira
Okamura Takehiko
Grainger Quana
Seiko Epson Corporation
Sughrue & Mion, PLLC
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