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For the Inventor, By the Inventor

Lexington, KY, United States of America

Lexmark International, Inc.

Calculating rank
USPTO Granted Patents = 3,047

% Expired Patents = 17.6



Forward Citations = 24,730

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1,655 inventors (with patents filed for the assignee):

goldMedal Edward Lynn Triplett (81 out of 81 patents)

silverMedal Brian Lester Boettcher (74 out of 74 patents)

bronzeMedal Randal Scott Williamson (68 out of 72 patents)

4.  Michael Craig Leemhuis (68 out of 70 patents)

5.  George Keith Parish (65 out of 66 patents)

6.  Frank Edward Anderson (64 out of 76 patents)

7.  Thomas Eugene Pangburn (61 out of 68 patents)

8.  James Richard Leemhuis (59 out of 59 patents)

9.  Michael Anthony Marra, Iii (58 out of 88 patents)

10.  Gary Allen Denton (56 out of 68 patents)

11.  James Anthany Carter, Ii (56 out of 56 patents)

12.  Jing X Sun (56 out of 2,072 patents)

13.  Brian Scott Carpenter (55 out of 55 patents)

14.  Christopher Alan Adkins (54 out of 54 patents)

15.  Bradley Leonard Beach (54 out of 58 patents)


Core Competencies:
Toner Container
Electrical Connectors
Latching Mechanisms
Authenticity Methods
Image Forming Devices
Electrophotographic Control
Positioning Features
Magnetic Field Authentication
Replaceable Units
Fluid Heating
Ceramic Heater
Material Sensing

3,047 patents:

1. 12778256 - Hair iron having a ceramic heater (2026-11-03),
2. 12775816 - Methods and systems for selectively preventing operation of a component (2026-10-27),
3. 12761602 - Air duct for an electrophotographic image forming device (2026-10-13),
4. 12695841 - Supply item chip configured for communication with a controller (2026-07-28),
5. 12692108 - Assembly for restraining media in an automatic document feeder (2026-07-28),
6. 12681427 - Hold down assembly for a developer unit of an image forming device (2026-07-14),
7. D1128780 - Card sorter corner sections (2026-06-02),
8. D1128779 - Card sorter front panel (2026-06-02),
9. D1128778 - Card sorter side panels (2026-06-02),
10. 12638801 - Toner rake assembly with static tines for improved toner raking (2026-05-26),
11. 12634141 - Security device computation matching (2026-05-19),
12. 12572949 - Methods and systems for determining the authenticity of a component using elliptic-curve cryptography (2026-03-10),
13. 12554212 - Toner container having a toner port shutter interface (2026-02-17),
14. 12517457 - Toner container having electrical connectors of different positions (2026-01-06),
15. 12510843 - Toner container having an angled electrical connector (2025-12-30),
Company Overview
Lexmark International, Inc., headquartered in Lexington, KY, specializes in advanced toner container technology and related components. The company focuses on developing innovative solutions in areas such as electrical connectors, latching mechanisms, and authenticity methods, which enhance the performance and reliability of image forming devices. Lexmark's expertise extends to electrophotographic control and magnetic field authentication, positioning it as a key player in the imaging and printing industry, committed to delivering high-quality products and services.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

Lexmark International, Inc. USPTO Patent Assignee Logo
3,047 Patents

#1 in Lexington, KY

#1 in Kentucky

#151 in US

#308 in the World

Lexington, KY (US)
Lexington, KY, United States of America

Lexmark International, Inc.

Forward Citations = 24,730

1,655 inventors:

goldMedal Edward Lynn Triplett (81 out of 81 patents)

silverMedal Brian Lester Boettcher (74 out of 74 patents)

bronzeMedal Randal Scott Williamson (68 out of 72 patents)

4.  Michael Craig Leemhuis (68 out of 70 patents)

5.  George Keith Parish (65 out of 66 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lexmark International, Inc.. Retrieved from https://idiyas.com/company/lexmark-international

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]
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