Tonerhead, Inc.

Calculating rank

USPTO Granted Patents = 8

% Expired Patents = 100.0

CIPO Patents = 1

EPO Patents = 1

Forward Citations = 277

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6 inventors (with patents filed for the assignee):

Harry E Nicodem (5 out of 11 patents)

Timothy Knecht (2 out of 3 patents)

Frank Jemela (2 out of 3 patents)

4. Mark James Ansier (2 out of 3 patents)

5. Thomas A Goebel (1 out of 2 patents)

6. J Steven Martin (1 out of 3 patents)

8 patents: Sort by Forward Citations

1. 7665819 - Method and apparatus for a printer cartridge tester (2010-02-23),

2. 7571865 - Wireless temperature control system (2009-08-11),

3. 7303249 - Method and apparatus for a printer cartridge tester (2007-12-04),

4. 7207667 - Apparatus and method for refurbishing used cartridges for ink jet type imaging devices (2007-04-24),

5. 7195344 - Apparatus and method for refurbishing used cartridges for ink jet type imaging devices (2007-03-27),

6. 7089973 - Apparatus for refilling inkjet cartridges and methods thereof (2006-08-15),

7. 7079970 - Printer tester (2006-07-18),

8. 7039340 - Universal drum cover for xerographic device cartridges (2006-05-02),

Company Overview

Tonerhead, Inc. is a leading provider of high-quality printer toner cartridges for a wide range of printer brands. With a focus on affordability and customer satisfaction, Tonerhead offers a variety of toner options to meet the needs of businesses and individuals. Visit our website to find the perfect toner cartridge for your printer.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

8 Patents

#7 in McHenry, IL

#1,701 in Illinois

#36,017 in US

McHenry, IL, United States of America

Tonerhead, Inc.

Forward Citations = 277

6 inventors:

Harry E Nicodem (5 out of 11 patents)

Timothy Knecht (2 out of 3 patents)

Frank Jemela (2 out of 3 patents)

4. Mark James Ansier (2 out of 3 patents)

5. Thomas A Goebel (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tonerhead, Inc.. Retrieved from https://idiyas.com/company/tonerhead

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]