Tsurumi; Hiroki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tsurumi; Hiroki.The latest application filed is for "electrophotographic photosensitive member, process cartridge, and image forming apparatus".

Company Profile

2.8.8

Tsurumi; Hiroki - Osaka JP
TSURUMI; Hiroki - 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
Electrophotographic photosensitive member, process cartridge, and image forming apparatus Grant 10,884,346 - Miyamoto , et al. January 5, 2	2021-01-05
Electrophotographic photosensitive member, process cartridge, and image forming apparatus Grant 10,761,440 - Tsurumi , et al. Sep	2020-09-01
Electrophotographic Photosensitive Member, Process Cartridge, And Image Forming Apparatus App 20200201199 - MIYAMOTO; Eiichi ; et al.	2020-06-25
Electrophotographic Photosensitive Member, Process Cartridge, And Image Forming Apparatus App 20190310562 - TSURUMI; Hiroki ; et al.	2019-10-10
Positively chargeable single-layer electrophotographic photosensitive member, process cartridge, and image forming apparatus Grant 10,078,276 - Tsurumi , et al. September 18, 2	2018-09-18
Positively chargeable single-layer electrophotographic photosensitive member, process cartridge, and image forming apparatus Grant 9,785,062 - Tsurumi , et al. October 10, 2	2017-10-10
Triarylamine derivative, electrophotographic photosensitive member, and image forming apparatus Grant 9,690,217 - Okada , et al. June 27, 2	2017-06-27
Triphenylamine derivative, electrophotographic photosensitive member, and image forming apparatus Grant 9,684,253 - Okada , et al. June 20, 2	2017-06-20
Positively chargeable single-layer electrophotographic photosensitive member and image forming apparatus Grant 9,541,849 - Shimizu , et al. January 10, 2	2017-01-10
Positively Chargeable Single-layer Electrophotographic Photosensitive Member, Process Cartridge, And Image Forming Apparatus App 20160357118 - TSURUMI; Hiroki ; et al.	2016-12-08
Positively Chargeable Single-layer Electrophotographic Photosensitive Member, Process Cartridge, And Image Forming Apparatus App 20160349635 - TSURUMI; Hiroki ; et al.	2016-12-01
Triphenylamine Derivative, Electrophotographic Photosensitive Member, And Image Forming Apparatus App 20160062254 - OKADA; Hideki ; et al.	2016-03-03
Triarylamine Derivative, Electrophotographic Photosensitive Memeber, And Image Forming Apparatus App 20160062253 - OKADA; Hideki ; et al.	2016-03-03
Positively chargeable monolayer electrophotographic photosensitive member and image forming apparatus Grant 8,980,507 - Shimizu , et al. March 17, 2	2015-03-17
Positively Chargeable Single-layer Electrophotographic Photosensitive Member And Image Forming Apparatus App 20140242507 - SHIMIZU; Tomofumi ; et al.	2014-08-28
Positively Chargeable Monolayer Electrophotographic Photosensitive Member And Image Forming Apparatus App 20140154619 - SHIMIZU; Tomofumi ; et al.	2014-06-05

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