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Inventor

Hiroo Naoi

Inventor
Nara, JP

Overview

20→
Patents
1998–2019
Patent span
Physics
Primary field (CPC G)

Patents· 20 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Gprimary
G03GElectrography95%
C08LCompositions of macromolecular compounds5%
PatentTitleYear
10,488,786Development device and image forming apparatus including the development device201910,324,414Image forming device capable of insertion and pulling-out consumable article container201910,031,469Image forming device capable of inserting/pulling-out consumable article container20188,649,706'Charging apparatus and image forming apparatus including same'20148,369,747'Charging device and image forming apparatus'20138,249,481'Developing device, image forming apparatus including the same and developing method'20128,078,087'Toner carrying device and image forming apparatus'20117,981,585'Cleaning blade'20117,860,415'Image forming apparatus with toner concentration sensor'20107,826,755'Image forming apparatus and drive control method of the same'20107,817,934'Image forming apparatus with power saving sleep mode'20107,769,327'Developing device and image forming apparatus having a developing roller with a grooved sleeve'20107,561,831'Image forming apparatus, method of controlling same, program for controlling, and recording medium for program'20097,430,381'Developing device with corrected toner density sensing, control method, and computer-readable storage medium'20086,512,896'Image forming apparatus with detachable mounting process cartridge'20036,311,027'Image-forming apparatus which forms images by using a developer'20016,157,807'Cleaning device with electrically biased conveying members for collecting, separating and reusing developer'20005,923,920'Image forming apparatus for controlling processing conditions in image forming process by detection of tiner patch density formed on photoreceptor surface'19995,839,018'Toner density control for an image forming apparatus'19985,826,136'Image stabilizing method for use in an image forming apparatus'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2019Patents assigned to SHARP KK (20)· patent assignee history
1998–1999Based in Yamatokoriyama, JP· patent location history
2000–2012Based in Nara, JP· patent location history
2011–2014Patents assigned to NAOI HIROO (4)· patent assignee history
2011–2012Patents assigned to MORIMOTO KIYOFUMI (2)· patent assignee history
2013–2014Patents assigned to INO TOSHIAKI (2)· patent assignee history
2013–2014Patents assigned to NISHIMURA YASUHIRO (2)· patent assignee history
2013–2014Based in Osaka, JP· patent location history
2018–2019Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK201998–2019
NAOI HIROOself42011–2014
INO TOSHIAKI22013–2014
MORIMOTO KIYOFUMI22011–2012
NISHIMURA YASUHIRO22013–2014
Locations
LocationPatentsSpan
Nara, JP122000–2012
Sakai, JP32018–2019
Yamatokoriyama, JP31998–1999
Osaka, JP22013–2014