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For the Inventor, By the Inventor

Chicago, IL, United States of America

Bally Manufacturing Corporation


USPTO Granted Patents = 93


Trademarks = 11

Forward Citations = 10,150

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92 inventors (with patents filed for the assignee):

goldMedal Donald E Hooker (14 out of 15 patents)

silverMedal Walter M Burnside (9 out of 9 patents)

bronzeMedal Roman A Tojza (8 out of 8 patents)

4.  Jeffrey E Frederiksen (7 out of 16 patents)

5.  Frank G Nicolaus (6 out of 8 patents)

6.  Martin A Keane (4 out of 7 patents)

7.  David J Nutting (4 out of 4 patents)

8.  John J Pasierb, Jr (4 out of 4 patents)

9.  Ronald D Halliburton (3 out of 22 patents)

10.  George Kolomayets (3 out of 17 patents)

11.  William H Englehardt (3 out of 6 patents)

12.  Augustine Nieto (3 out of 3 patents)

13.  Bryan Andrus (3 out of 3 patents)

14.  John R Koza (2 out of 27 patents)

15.  Dominic Tiberio (2 out of 10 patents)


Core Competencies:
Slot Machine
Gaming Device
Coin Hopper
Pay Schedule
Video Game
Pinball Machine
Exercise Machine
Game Controller
Amusement Apparatus
Reel Mechanism
Game Cabinet
Data Transfer

93 patents:

1. 5209477 - Slot machine reel mounting assembly (1993-05-11),
2. 5190495 - High capacity coin hopper for a gaming machine (1993-03-02),
3. 5179517 - Game machine data transfer system utilizing portable data units (1993-01-12),
4. 5123649 - Gaming machine with dynamic pay schedule (1992-06-23),
5. 5113990 - Bill validation and change system for a slot machine (1992-05-19),
6. 5102136 - Slot machine reel mounting assembly (1992-04-07),
7. 5067604 - Self teaching coin discriminator (1991-11-26),
8. 5020794 - Motor control for an exercise machine simulating a weight stack (1991-06-04),
9. D315646 - Exercise bicycle seat (1991-03-26),
10. 4991848 - Gaming machine with a plateaued pay schedule (1991-02-12),
11. D307771 - Cabinet for gaming machine (1990-05-08),
12. 4871167 - General purpose display controller for electronic games (1989-10-03),
13. 4864410 - Apparatus and method of making photographs from a video image (1989-09-05),
14. 4858932 - Nonuniform probability reel stop mechanism for gaming machines (1989-08-22),
15. 4846461 - Foot pedal assembly for an exercise machine (1989-07-11),
Company Overview
Bally Manufacturing Corporation, headquartered in Chicago, IL, is a prominent player in the gaming industry, specializing in the development and manufacturing of gaming machines. The company is known for its innovative slot machines, gaming devices, and pinball machines, contributing significantly to the evolution of gaming technology. Bally also explores various core technology topics, including coin hoppers, pay schedules, video games, exercise machines, and game controllers, positioning itself as a versatile leader in entertainment technology.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Bally Manufacturing Corporation USPTO Patent Assignee Logo
93 Patents

#68 in Chicago, IL

#230 in Illinois

#4,035 in US

#8,299 in the World

Chicago, IL (US)
Chicago, IL, United States of America

Bally Manufacturing Corporation

Forward Citations = 10,150

92 inventors:

goldMedal Donald E Hooker (14 out of 15 patents)

silverMedal Walter M Burnside (9 out of 9 patents)

bronzeMedal Roman A Tojza (8 out of 8 patents)

4.  Jeffrey E Frederiksen (7 out of 16 patents)

5.  Frank G Nicolaus (6 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Bally Manufacturing Corporation. Retrieved from https://idiyas.com/company/bally-manufacturing

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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