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For the Inventor, By the Inventor

Getzville, NY, United States of America

Columbus Mckinnon Corporation


USPTO Granted Patents = 80


Trademarks = 40

Forward Citations = 656

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80 inventors (with patents filed for the assignee):

goldMedal Kenneth D Schreyer (24 out of 26 patents)

silverMedal Michael D Olson (4 out of 5 patents)

bronzeMedal Otmar M Ulbing (4 out of 13 patents)

4.  Thomas A Mefferd (4 out of 4 patents)

5.  Robert O Braesch (4 out of 4 patents)

6.  Edward R Behnke (4 out of 4 patents)

7.  Robert H Broyden (4 out of 5 patents)

8.  John Dicky (4 out of 4 patents)

9.  William P Wells, Jr (4 out of 5 patents)

10.  Daniel A Mast, Jr (3 out of 3 patents)

11.  Peter L Hong (3 out of 3 patents)

12.  James J Pancook (3 out of 4 patents)

13.  Earl T Leverentz (3 out of 3 patents)

14.  Thomas R Nusz (3 out of 3 patents)

15.  Edmund R Koval (3 out of 3 patents)


Core Competencies:
Rope Defect Sensing
Ratchet Binder
Linear Actuator
Material Handling
Overload Prevention Clutch
Hoisting Device
Tire Shredding Machine
Pneumatic Control Circuit
Electric Hoist Control
Load Pin Mechanism
Articulated Tie-Down Device
Connector Assembly

80 patents:

1. 12502754 - Gearless ratcheting binder (2025-12-23),
2. 12366553 - Integrated rope defect sensing system (2025-07-22),
3. 12344157 - Slip grab ratchet binder (2025-07-01),
4. 12331808 - Multi-attachment lever binder (2025-06-17),
5. 12031609 - Long reach ratchet binder (2024-07-09),
6. 11926508 - Retaining mechanism for a load pin on a clevis hook assembly (2024-03-12),
7. 11808327 - Linear actuator with an integrated variable frequency drive (2023-11-07),
8. 11390493 - Safety latch for a hook (2022-07-19),
9. 10549964 - Manual hoist with automatic speed change device (2020-02-04),
10. 9944500 - Material lifting system and method (2018-04-17),
11. 9488232 - Externally adjustable clutch (2016-11-08),
12. 9331608 - Actuator control circuit (2016-05-03),
13. D712243 - Wire rope bundling clip (2014-09-02),
14. D678648 - Material handling pendant (2013-03-19),
15. D665433 - Linear actuator (2012-08-14),
Columbus McKinnon Corporation is a leading designer, manufacturer, and marketer of material handling products, technologies, and services. With a diverse product portfolio, including hoists, cranes, rigging tools, and digital solutions, Columbus McKinnon serves a wide range of industries such as construction, manufacturing, mining, and utilities.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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80 Patents

#1 in Getzville, NY

#249 in New York

#4,471 in US

#9,182 in the World

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Getzville, NY, United States of America

Columbus Mckinnon Corporation

Forward Citations = 656

80 inventors:

goldMedal Kenneth D Schreyer (24 out of 26 patents)

silverMedal Michael D Olson (4 out of 5 patents)

bronzeMedal Otmar M Ulbing (4 out of 13 patents)

4.  Thomas A Mefferd (4 out of 4 patents)

5.  Robert O Braesch (4 out of 4 patents)

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