Obata; Takatsugu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Obata; Takatsugu.The latest application filed is for "electrophotographic photoconductor and image forming apparatus using the same".

Company Profile

0.27.28

Obata; Takatsugu - Osaka N/A JP
Obata; Takatsugu - Nara N/A JP
Obata; Takatsugu - Osaka-shi JP
Obata; Takatsugu - Nara-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Electrophotographic photoconductor and image forming apparatus using the same Grant 8,546,049 - Kihara , et al. October 1, 2	2013-10-01
Electrophotographic photoreceptor, image forming apparatus and process cartridge Grant 8,354,211 - Kihara , et al. January 15, 2	2013-01-15
Electrophotographic photoreceptor and image forming apparatus Grant 8,206,881 - Obata , et al. June 26, 2	2012-06-26
Electrophotographic Photoconductor And Image Forming Apparatus Using The Same App 20120156600 - Kihara; Akiko ; et al.	2012-06-21
Electrophotographic Photoconductor And Image Forming Apparatus Including The Same App 20120156599 - Obata; Takatsugu ; et al.	2012-06-21
Electrophotographic photoconductor and image-forming apparatus Grant 8,003,287 - Obata , et al. August 23, 2	2011-08-23
Aromatic polycarbonate, electrophotographic photoreceptor, and image forming apparatus Grant 7,985,519 - Kihara , et al. July 26, 2	2011-07-26
Electrophotographic photoreceptor containing enamine compound, image formation apparatus provided with the same, enamine compound and method for producing the same Grant 7,977,020 - Obata , et al. July 12, 2	2011-07-12
Electrophotographic photoreceptor and image forming apparatus including the same Grant 7,803,507 - Morita , et al. September 28, 2	2010-09-28
Hydrazone compound, electrophotographic photoreceptor comprising the hydrazone compound, and image forming apparatus equipped with the electrophotographic photoreceptor Grant 7,794,907 - Kondoh , et al. September 14, 2	2010-09-14
Method and apparatus for producing electrophotographic photoreceptor Grant 7,781,137 - Kakui , et al. August 24, 2	2010-08-24
Electrophotoconductor and image forming apparatus Grant 7,754,403 - Kondoh , et al. July 13, 2	2010-07-13
Electrophotographic photoreceptor, electrophotographic image forming method, and electrophotographic apparatus Grant 7,727,693 - Ishida , et al. June 1, 2	2010-06-01
Electrophotographic Photoreceptor And Image Forming Apparatus App 20100028047 - Kondoh; Akihiro ; et al.	2010-02-04
Electrophotographic Photoreceptor And Image Forming Apparatus Provided With The Same App 20090305155 - OBATA; Takatsugu ; et al.	2009-12-10
Asymmetric bis-hydroxyenamine compound, electrophotographic photoreceptor and image forming apparatus Grant 7,625,681 - Kondoh , et al. December 1, 2	2009-12-01
Electrophotographic photoconductor and image forming apparatus Grant 7,615,326 - Obata , et al. November 10, 2	2009-11-10
Electrophotographic photoreceptor and image forming apparatus provided with the same Grant 7,588,871 - Kihara , et al. September 15, 2	2009-09-15
Amine compound, manufacturing method thereof, electrophotographic photoreceptor using amine compound and image forming apparatus having the same Grant 7,563,548 - Kondoh , et al. July 21, 2	2009-07-21
Method of forming electrophotographic photoreceptor and method of drying coating film Grant 7,560,217 - Obata , et al. July 14, 2	2009-07-14
Electrophotographic Photoreceptor, Image Forming Apparatus And Process Cartridge App 20090175650 - KIHARA; Akiko ; et al.	2009-07-09
Electrophotographic Photoreceptor And Image Forming Apparatus App 20090129817 - Obata; Takatsugu ; et al.	2009-05-21
Electrophotographic photoreceptor and image forming apparatus having the same Grant 7,534,539 - Obata , et al. May 19, 2	2009-05-19
Electrophotographic Photoreceptor Containing Triamine Compound And Image Forming Apparatus Having The Same, As Well As Triamine Compound And Method For Producing The Same App 20090097881 - Kondoh; Akihiro ; et al.	2009-04-16
Image forming apparatus Grant 7,457,565 - Fujii , et al. November 25, 2	2008-11-25
Electrophotographic photoreceptor containing enamine compound, image formation apparatus provided with the same, enamine compound and method for producing the same App 20080286671 - Obata; Takatsugu ; et al.	2008-11-20
Electrophotographic photoreceptor and image forming apparatus provided with the same Grant 7,429,439 - Toriyama , et al. September 30, 2	2008-09-30
Organic photoconductive material electrophotographic photoreceptor and image forming apparatus using the same Grant 7,416,824 - Kondoh , et al. August 26, 2	2008-08-26
Aromatic Polycarbonate, Electrophotographic Photoreceptor, And Image Forming Apparatus App 20080199215 - KIHARA; Akiko ; et al.	2008-08-21
Apparatus and method for applying coating liquid to cylindrical substrate, and electrophotographic photoreceptor produced by that method and electrophotographic apparatus provided with the same Grant 7,402,209 - Ishida , et al. July 22, 2	2008-07-22
Electrophotographic photoconductor and image-forming apparatus App 20080166642 - Obata; Takatsugu ; et al.	2008-07-10
Method and apparatus for applying coating liquid to cylindrical substrate and method for producing electrophotographic photoreceptor and electrophotographic photoreceptor produced by the production method Grant 7,393,415 - Obata , et al. July 1, 2	2008-07-01
Amine compound, electrophotographic photoreceptor using the amine compound and image forming apparatus having the same Grant 7,364,823 - Kondoh , et al. April 29, 2	2008-04-29
Electrophotographic photoconductor and image forming apparatus App 20070281229 - Obata; Takatsugu ; et al.	2007-12-06
Electrophotoconductor and image forming apparatus App 20070207395 - Kondoh; Akihiro ; et al.	2007-09-06
Electrophotographic photoreceptor and image forming apparatus provided with the same App 20070077506 - Kihara; Akiki ; et al.	2007-04-05
Apparatus and method for applying coating liquid to cylindrical substrate, and electrophotographic photoreceptor produced by that method and electrophotographic apparatus provided with the same App 20070054206 - Ishida; Kazuya ; et al.	2007-03-08
Organic photoconductive material, electrophotographic photoreceptor comprising the same, and image-forming apparatus Grant 7,175,956 - Obata , et al. February 13, 2	2007-02-13
Electrophotographic photoreceptor and image forming apparatus including the same App 20070026334 - Morita; Tatsuhiro ; et al.	2007-02-01
Asymmetric bis-hydroxyenamine compound, electrophotographic photoreceptor and image forming apparatus App 20060275683 - Kondoh; Akihiro ; et al.	2006-12-07
Electrophotographic photoreceptor, electrophotographic image forming method, and electrophotographic device App 20060222979 - Ishida; Kazuya ; et al.	2006-10-05
Photosensitive material for electrophotography and image forming device having the same App 20060210895 - Obata; Takatsugu ; et al.	2006-09-21
Organic photoconductive material and, using the same, electrophotographic photoreceptor and image forming device App 20060204871 - Kondoh; Akihiro ; et al.	2006-09-14
Method of forming electrophotographic photoreceptor and method of drying coating film App 20060127796 - Obata; Takatsugu ; et al.	2006-06-15
Hydrazone compound, electrophotographic photoreceptor comprising the hydrazone compound, and image forming apparatus equipped with the electrophotographic photoreceptor App 20060057481 - Kondoh; Akihiro ; et al.	2006-03-16
Amine compound, manufacturing method thereof, electrophotographic photoreceptor using amine compound and image forming apparatus having the same App 20050238972 - Kondoh, Akihiro ; et al.	2005-10-27
Amine compound, electrophotographic photoreceptor using the amine compound and image forming apparatus having the same App 20050238973 - Kondoh, Akihiro ; et al.	2005-10-27
Method and apparatus for producing electrophotographic photoreceptor App 20050238989 - Kakui, Mikio ; et al.	2005-10-27
Image forming apparatus App 20050232657 - Fujii, Ichiroh ; et al.	2005-10-20
Electrophotographic photoreceptor and image forming apparatus provided with the same App 20050164107 - Toriyama, Koichi ; et al.	2005-07-28
Method and apparatus for applying coating liquid to cylindrical substrate and method for producing electrophotographic photoreceptor and electrophotographic photoreceptor produced by the production method App 20050112278 - Obata, Takatsugu ; et al.	2005-05-26
Organic photoconductive material, electrophotographic photoreceptor comprising the same, and image-forming apparatus App 20040101770 - Obata, Takatsugu ; et al.	2004-05-27
Photoelectric material using organic photosensitising dyes and manufacturing method thereof Grant 6,043,428 - Han , et al. March 28, 2	2000-03-28

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