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For the Inventor, By the Inventor

Willoughby, OH, United States of America

A-t-o Inc.


USPTO Granted Patents = 98

Trademarks = 15

Forward Citations = 1,918

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76 inventors (with patents filed for the assignee):

goldMedal Sidney T Carter (9 out of 10 patents)

silverMedal Hal D Mitchell (8 out of 26 patents)

bronzeMedal Michael E Winiasz (7 out of 23 patents)

4.  Robert W McGill (6 out of 11 patents)

5.  Bryan D Ulch (5 out of 5 patents)

6.  John L Sullivan (4 out of 6 patents)

7.  Donald P Sturgis (3 out of 4 patents)

8.  Ward Sievenpiper (3 out of 3 patents)

9.  Edward A Schnier (3 out of 3 patents)

10.  Clifford E Heintz (3 out of 3 patents)

11.  Robert J Fox (3 out of 3 patents)

12.  Charles E Venzke (3 out of 3 patents)

13.  Roland N Latina (3 out of 6 patents)

14.  Loyal G Netteland (3 out of 4 patents)

15.  Michael L Becker (2 out of 7 patents)


Core Competencies:
Shock Attenuation
Suspension System
Automatic Spray Nozzle
Mechanical Fire Alarms
Capping Machine
Pressure Demand Regulator
Breathing Apparatus
Gas Detector
Labeling Machine
Aerial Lift Platform
Conveyor Systems
Security Systems

98 patents:

1. 4484364 - Shock attenuation system for headgear (1984-11-27),
2. 4423524 - Suspension system for headgear (1984-01-03),
3. 4403661 - Automatic spray nozzle (1983-09-13),
4. 4389635 - Interfacing attachment for remote mechanical fire alarms (1983-06-21),
5. 4360101 - Case feed control for article handling apparatus (1982-11-23),
6. 4357787 - Spindle for capping machine (1982-11-09),
7. 4346481 - Baseball mitt (1982-08-31),
8. 4345593 - Pressure-demand breathing apparatus with automatic air shut-off (1982-08-24),
9. 4345592 - Pressure demand regulator with automatic shut-off (1982-08-24),
10. 4322859 - Shoulder pad (1982-04-06),
11. 4320537 - Shoulder pad (1982-03-23),
12. 4315478 - Doctor blade for labeling machine (1982-02-16),
13. 4296399 - Microminiature palladium oxide gas detector and method of making same (1981-10-20),
14. 4295227 - Shoulder pad (1981-10-20),
15. 4294057 - Case packer apparatus including velocity compensator assembly (1981-10-13),
A-T-O Inc. is a leading global provider of engineering solutions. With a diverse portfolio of products and services, we cater to various industries including energy, transportation, and manufacturing. Our commitment to innovation and sustainability drives us towards developing cutting-edge technologies to meet the evolving needs of our customers. Visit our website to learn more about our expertise and how we can help transform your operations.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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98 Patents

#2 in Willoughby, OH

#171 in Ohio

#3,714 in US

#7,675 in the World

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Willoughby, OH, United States of America

A-t-o Inc.

Forward Citations = 1,918

76 inventors:

goldMedal Sidney T Carter (9 out of 10 patents)

silverMedal Hal D Mitchell (8 out of 26 patents)

bronzeMedal Michael E Winiasz (7 out of 23 patents)

4.  Robert W McGill (6 out of 11 patents)

5.  Bryan D Ulch (5 out of 5 patents)

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