US Patent 7378211 Carrier and developer compositions
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Patent Inventor Names
John S. Walters0
Joseph H. Rowe0
Michael L. Grande0
Padam K. Angra0
Zhaoyi M. Masucci0
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Patent abstract
A carrier composition having magnetite with a diameter of from about 80 microns to about 150 microns, and wherein the carrier has a conductivity of from about 10−8 to about 10−11 (ohms-cm)−1 and a carrier breakdown voltage of from about 20 to about 200 volts, and a developer composition with toner and this carrier composition, and also including a developer housing apparatus and an electrostatographic apparatus comprising the developer housing apparatus.
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US Patent 07378211 Carrier and developer compositions US Patent 7378211 Carrier and developer compositions
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Patent Number
073782110
Patent Number
73782110
Edits on 27 Mar, 2023
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Patent Jurisdiction
Patent Number
073782110
Date of Patent
May 27, 2008
0Patent Application Number
112046020
Date Filed
August 15, 2005
0Official Website
Patent Primary Examiner
Edits on 17 Jun, 2022
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US Patent 07378211 Carrier and developer compositions
Infobox
Is a
Patent jurisdiction
Patent number
07378211
Date of patent
May 27, 2008
Patent application number
11204602
Date Filed
August 15, 2005
Patent primary examiner
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