Hagenbach; Robert J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hagenbach; Robert J..The latest application filed is for "carrier and developer compositions generated from fly ash particles".

Company Profile

0.10.0

Hagenbach; Robert J. - Rochester NY

*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
Carrier and developer compositions generated from fly ash particles Grant 5,087,545 - Hagenbach February 11, 1	1992-02-11
Coating carrier materials by electrostatic process Grant 4,209,550 - Hagenbach , et al. June 24, 1	1980-06-24
Preparation of spheroidized particles Grant 4,076,640 - Forgensi , et al. February 28, 1	1978-02-28
Highly classified oxidized developer material Grant 3,939,086 - Hagenbach February 17, 1	1976-02-17
Electrostatic latent image development employing steel carrier particles Grant 3,923,503 - Hagenbach December 2, 1	1975-12-02
An Electrostatic Developer Mixture With A Coated Carrier Grant 3,857,792 - Madrid , et al. December 31, 1	1974-12-31
Electrostatographic Process In Which Coated Carrier Particles Are Used Grant 3,849,127 - Madrid , et al. November 19, 1	1974-11-19
Highly Shape-classified Oxidized Low Carbon Hypereutectoid Electrostatographic Steel Carrier Particles Grant 3,849,182 - Hagenbach November 19, 1	1974-11-19
Electrostatic Imaging Process Using Nodular Carriers Grant 3,847,604 - Hagenbach , et al. November 12, 1	1974-11-12
Xerographic Imaging And Development Using Metal Oxide Carrier Particles Grant 3,713,819 - Hagenbach , et al. January 30, 1	1973-01-30

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