Otsubo; Junichiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Otsubo; Junichiro.The latest application filed is for "multi-layer electrophotographic photosensitive member".

Company Profile

0.11.15

Otsubo; Junichiro - Osaka JP
OTSUBO; Junichiro - Osaka-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
Single-layer electrophotographic photosensitive member, process cartridge, and image forming apparatus Grant 10,007,199 - Shimizu , et al. June 26, 2	2018-06-26
Multi-layer electrophotographic photosensitive member Grant 9,939,744 - Azuma , et al. April 10, 2	2018-04-10
Single-layer Electrophotographic Photosensitive Member, Process Cartridge, And Image Forming Apparatus App 20170068177 - SHIMIZU; Tomofumi ; et al.	2017-03-09
Multi-layer Electrophotographic Photosensitive Member App 20170068178 - AZUMA; Jun ; et al.	2017-03-09
Positively chargeable electrophotographic photosensitive member and image forming apparatus Grant 9,213,229 - Iwashita , et al. December 15, 2	2015-12-15
Multi-layered Electrophotographic Photosensite Member, Image Forming Apparatus, And Method For Producing Multi-layered Electrophotographic Photosensitive Member App 20140212802 - OTSUBO; Junichiro ; et al.	2014-07-31
Positively Chargeable Electrophotographic Photosensitive Member And Image Forming Apparatus App 20140212803 - IWASHITA; Yuko ; et al.	2014-07-31
Multilayer type electrophotographic photoconductor and image forming apparatus Grant 8,765,337 - Maruo , et al. July 1, 2	2014-07-01
Electrophotographic Photosensitive Member And Image Forming Apparatus Including Electrophotographic Photosensitive Member App 20140120464 - Iwashita; Yuko ; et al.	2014-05-01
Oxo-titanylphthalocyanine crystal, method for producing the same and electrophotographic photoreceptor Grant 8,686,133 - Kuboshima , et al. April 1, 2	2014-04-01
Oxo-Titanylphthalocyanine Crystal, Method for Producing the Same and Electrophotographic Photoreceptor App 20120296082 - KUBOSHIMA; Daisuke ; et al.	2012-11-22
Oxo-titanylphthalocyanine crystal, method for producing the same, and electrophotographic photoreceptor Grant 8,242,261 - Kuboshima , et al. August 14, 2	2012-08-14
Oxo-titanylphthalocyanine crystal, method for producing the same, and electrophotographic photoreceptor App 20110046392 - Kuboshima; Daisuke ; et al.	2011-02-24
Titanyl phthalocyanin crystal, method for preparing the same and electrophotographic photoconductor Grant 7,855,286 - Otsubo , et al. December 21, 2	2010-12-21
Image forming apparatus Grant 7,693,454 - Azuma , et al. April 6, 2	2010-04-06
Titanyl phthalocyanin crystal, method for preparing the same and electrophotographic photoconductor App 20100081073 - Otsubo; Junichiro ; et al.	2010-04-01
Electrophotographic photoconductor Grant 7,399,564 - Azuma , et al. July 15, 2	2008-07-15
Electrophotographic photoconductor and image forming apparatus App 20080050666 - Otsubo; Junichiro ; et al.	2008-02-28
Oxo-titanylphthalocyanine crystal, method for producing the same, and electrophotographic photoreceptor App 20080026310 - Kuboshima; Daisuke ; et al.	2008-01-31
Multilayer type electrophotographic photoconductor and image forming apparatus App 20070281227 - Maruo; Keiji ; et al.	2007-12-06
Image forming apparatus App 20070217821 - Azuma; Jun ; et al.	2007-09-20
Titanyl phthalocyanin crystal, method for preparing the same and electrophotographic photoconductor App 20070111123 - Otsubo; Junichiro ; et al.	2007-05-17
Electrophotographic photoconductor and manufacturing method of electrophotographic photoconductor App 20070077507 - Otsubo; Junichiro ; et al.	2007-04-05
Electrophotographic photoconductor App 20070054209 - Azuma; Jun ; et al.	2007-03-08

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