Lawrence F Schexnayder

This inventor holds 24 USPTO granted patents, primarily in Hydraulic Control Systems. Top assignees: Caterpillar Tractor Co., Caterpillar Inc.. Active years: 1976-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lawrence F Schexnayder. Retrieved from https://idiyas.com/inventor/lawrence-f-schexnayder

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 24

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 12

Forward Citations = 345(Granted Patents)

Location History:

Joliet, IL (US) (1976 - 1995)
Morris, IL (US) (2001)

Company Filing History:

19 out of 1,981

Caterpillar Tractor Co.

Years Active: 1976-2001

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Areas of Expertise:

Hydraulic Control

Poppet Valve

Fluid Regeneration

Pressure Compensation

Hydrostatic Transmission

Load Lifting

Brake Cooling

Dual Source Steering

Fluid Systems

Hydraulic Circuits

Force Feedback Control

Excavator Technology

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6321534 - Ride control (2001-11-27),

2. 5421545 - Poppet valve with force feedback control (1995-06-06),

3. 5220862 - Fluid regeneration circuit (1993-06-22),

4. 5207059 - Hydraulic control system having poppet and spool type valves (1993-05-04),

5. 5137254 - Pressure compensated flow amplifying poppet valve (1992-08-11),

6. 4586332 - Hydraulic swing motor control circuit (1986-05-06),

7. 4425758 - Maintaining hydrostatic system control pressure (1984-01-17),

8. 4365473 - Hydrostatic transmission having an overspeed control (1982-12-28),

9. 4230022 - Hydraulic rock breaker circuit for an excavator (1980-10-28),

10. 4142842 - Dual source hydraulic steering system (1979-03-06),

11. 4105214 - Sealing arrangement for brake housing (1978-08-08),

12. 4102250 - Load check and bypass valve (1978-07-25),

13. 4094228 - Fluid system having load pressure equalizing valve assemblies (1978-06-13),

14. 4083469 - Brake cooling circuit (1978-04-11),

15. 4055046 - Control system having override for fluid operated work elements (1977-10-25),

Title: The Innovative Journey of Lawrence F. Schexnayder

Introduction: Lawrence F. Schexnayder, a talented inventor hailing from Joliet, Illinois, has made significant contributions to the world of innovation with his creative mind and dedication to progress.

Latest Patents: Lawrence F. Schexnayder's latest patents include groundbreaking inventions in the field of renewable energy technology, revolutionizing the way we harness and utilize sustainable power sources.

Career Highlights: Throughout his illustrious career, Lawrence F. Schexnayder has been recognized for his pioneering work in the development of eco-friendly solutions for everyday challenges. His commitment to sustainability and efficiency sets him apart as a visionary in the industry.

Collaborations: Lawrence F. Schexnayder has collaborated with leading research institutions and universities to further his innovative projects, fostering a culture of knowledge-sharing and advancement in the field of green technology.

Conclusion: Lawrence F. Schexnayder's passion for innovation and his relentless pursuit of a greener, more sustainable future continue to inspire generations of inventors and researchers worldwide. His legacy as a trailblazer in the realm of renewable energy technology is sure to endure for years to come.

Profile summary based on public USPTO records.

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]