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For the Inventor, By the Inventor

Racine, WI, United States of America

Case Corporation


USPTO Granted Patents = 575

% Expired Patents = 3.8



Trademarks = 34

Forward Citations = 17,644

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510 inventors (with patents filed for the assignee):

goldMedal William L Schubert (33 out of 40 patents)

silverMedal Robert A Matousek (27 out of 126 patents)

bronzeMedal Abraham Orbach (23 out of 23 patents)

4.  Dale W Panoushek (20 out of 30 patents)

5.  Alan D Berger (19 out of 20 patents)

6.  George H Hale (19 out of 26 patents)

7.  Lisle J Dunham (18 out of 21 patents)

8.  John F Stufflebeam (17 out of 25 patents)

9.  Thomas G Lykken (16 out of 21 patents)

10.  Keith Walter Wendte (15 out of 84 patents)

11.  Anthony John Lamela (14 out of 23 patents)

12.  Richard J Lech (13 out of 22 patents)

13.  Thomas A Olson (13 out of 17 patents)

14.  Peter John Dix (12 out of 64 patents)

15.  Michael J Covington (12 out of 46 patents)


Core Competencies:
Crop Residue Management
Hydraulic Systems
Skid Steer Innovations
Agricultural Combine
Planter Apparatus
Vehicle Diagnostics
Tillage Implement
Fluid Flow Control
Multi-Fiber Sensors
Control Systems
Pre-Filtering Units
Steering Equipment

575 patents:

1. 7264720 - Pool filter with a pre-filtering unit (2007-09-04),
2. 7063167 - Self leveling towed implement (2006-06-20),
3. 7004987 - Intake air pre-cleaner with aspirator port chamber for collecting and holding particles for later aspiration (2006-02-28),
4. 6877582 - Steering equipment for vehicles (2005-04-12),
5. 6814161 - Stakedown assembly for a horizontal directional drill (2004-11-09),
6. D497394 - Ergonomic right hand console apparatus (2004-10-20),
7. 6789568 - Fluid flow control mechansim (2004-09-14),
8. 6786289 - Skid steer vehicle with direct drive (2004-09-07),
9. 6782916 - Flapper valve system (2004-08-31),
10. 6782835 - Bulk fill delivery recirculation system (2004-08-31),
11. 6779542 - Low leak boom control check valve (2004-08-24),
12. 6773367 - Belt drive two speed shift mechanism (2004-08-10),
13. 6772702 - Lockdown and support structure for agricultural particulate tank (2004-08-10),
14. 6769980 - Crop residue flow guide with flow-through capability for a rotary crop residue spreader of an agricultural combine (2004-08-03),
15. 6769349 - Multi-fiber cylinder position sensor using time-of-flight technique (2004-08-03),
Company Overview
Case Corporation, headquartered in Racine, Wisconsin, specializes in the development and manufacturing of advanced agricultural equipment. The company focuses on innovative solutions in crop residue management, hydraulic systems, and skid steer technologies. Its product offerings include agricultural combines, planter apparatus, tillage implements, and vehicle diagnostics, all designed to enhance farming efficiency and productivity. With a commitment to fluid flow control technologies, Case Corporation plays a pivotal role in modern agriculture, addressing the evolving needs of farmers globally.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Case Corporation USPTO Patent Assignee Logo
575 Patents

#2 in Racine, WI

#14 in Wisconsin

#860 in US

#1,709 in the World

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

Case Corporation

Forward Citations = 17,644

510 inventors:

goldMedal William L Schubert (33 out of 40 patents)

silverMedal Robert A Matousek (27 out of 126 patents)

bronzeMedal Abraham Orbach (23 out of 23 patents)

4.  Dale W Panoushek (20 out of 30 patents)

5.  Alan D Berger (19 out of 20 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Case Corporation. Retrieved from https://idiyas.com/company/case

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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