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For the Inventor, By the Inventor

Milwaukee, WI, United States of America

Allis-Chalmers Corporation


USPTO Granted Patents = 532


Trademarks = 12

Forward Citations = 5,732

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363 inventors (with patents filed for the assignee):

goldMedal Kenneth N Hansen (15 out of 24 patents)

silverMedal Gerardus M Ballendux (13 out of 14 patents)

bronzeMedal Glenn A Heian (9 out of 12 patents)

4.  Bobby P Faulkner (8 out of 13 patents)

5.  Frederick A Stich (8 out of 19 patents)

6.  Thomas P Gilmore (8 out of 13 patents)

7.  Eugene F Rossi (8 out of 8 patents)

8.  Terry R Downing (8 out of 8 patents)

9.  David A Berg (8 out of 11 patents)

10.  Larry R James (8 out of 9 patents)

11.  Roger D Hanaway (7 out of 10 patents)

12.  David C Quick (7 out of 8 patents)

13.  Robert M Bliemeister (7 out of 7 patents)

14.  J Lyle Shaver (7 out of 7 patents)

15.  Gerald E Sieren (7 out of 7 patents)


Core Competencies:
Dust Collector
Hydraulic Turbine
Grinding Mill
Vibration Absorber
Filter System
Transmission Mechanism
Tractor Engine
Portable Crushing
Agricultural Implement
Electrohydraulic Clutch
Air Flow Control
Combine Speed Control

532 patents:

1. 4680039 - Self-contained dust collector with quick release adapter duct (1987-07-14),
2. 4648561 - Grinding mill apparatus (1987-03-10),
3. 4610599 - Apparatus for controlling a hydraulic turbine (1986-09-09),
4. 4600084 - Hydraulic manifold for two and three stage masts (1986-07-15),
5. 4599854 - Adjustable draft tube (1986-07-15),
6. 4598875 - Portable crushing and screening plant (1986-07-08),
7. 4595402 - Suspension system for mounting filter bags in a baghouse (1986-06-17),
8. 4593791 - Automatic sequencing circuit for lift cylinders (1986-06-10),
9. 4585268 - Overhead guard for lift trucks of different lengths (1986-04-29),
10. 4583912 - Damped dynamic vibration absorber (1986-04-22),
11. 4576618 - Self-cleaning collecting device (1986-03-18),
12. 4573827 - Laterally movable powerhouse (1986-03-04),
13. 4570806 - Tote pan and warehouse rack structure therefor (1986-02-18),
14. 4566166 - Method for manufacturing a stay ring bearing stationary guide vanes for (1986-01-28),
15. 4560396 - Down flow filter panel dust collector (1985-12-24),
Company Overview
Allis-Chalmers Corporation, based in Milwaukee, WI, specializes in hydraulic systems and is recognized for its innovative engineering solutions. The company develops a range of technologies including dust collectors, hydraulic turbines, and grinding mills, catering to various industrial applications. With a focus on enhancing operational efficiency, Allis-Chalmers also produces vibration absorbers, filter systems, and transmission mechanisms, alongside advancements in tractor engines and portable crushing equipment, contributing significantly to the machinery and manufacturing sectors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

532 Patents

#3 in Milwaukee, WI

#17 in Wisconsin

#923 in US

#1,828 in the World

Milwaukee, WI (US)
Milwaukee, WI, United States of America

Allis-Chalmers Corporation

Forward Citations = 5,732

363 inventors:

goldMedal Kenneth N Hansen (15 out of 24 patents)

silverMedal Gerardus M Ballendux (13 out of 14 patents)

bronzeMedal Glenn A Heian (9 out of 12 patents)

4.  Bobby P Faulkner (8 out of 13 patents)

5.  Frederick A Stich (8 out of 19 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Allis-Chalmers Corporation. Retrieved from https://idiyas.com/company/allis-chalmers

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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