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For the Inventor, By the Inventor

Somerville, NJ, United States of America

Donald R Preslar

This inventor holds 18 USPTO granted patents, primarily in Class D Modulators. Top assignees: Rca Inc., Intersil Corporation, Harris Corporation. Active years: 1976-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald R Preslar. Retrieved from https://idiyas.com/inventor/donald-r-preslar

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

Calculating rank
USPTO Granted Patents = 18

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 9

Forward Citations = 297(Granted Patents)


Location History:

  • Plainfield, NJ (US) (1982 - 1984)
  • Plainsboro, NJ (US) (1988)
  • Somerville, NJ (US) (1976 - 2000)

Company Filing History:

goldMedal9 out of 5,349 
 
Rca Inc.
 patents
silverMedal6 out of 166 
 
Intersil Corporation
 patents
bronzeMedal2 out of 3,523 
 
Harris Corporation
 patents
4. 1 out of 834,601 
Other
 patents

Years Active: 1976-2000

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Areas of Expertise:
Class D Modulator
Sample-and-Hold Circuit
Electro-Magnetic Interference
Integrated Circuit
Bypass Capacitors
Transistor Amplifier
Phase Comparator
Semiconductor Integration
Current Flow Prevention
Circuit Arrangement
Digital Circuit
Electrical Circuit
18 patents (USPTO):Explore Patents
1. 6118336 - Start-up circuit for self oscillating class D modulator (2000-09-12),
2. 6107875 - Variable frequency class D modulator with built in soft clipping and (2000-08-22),
3. 6091274 - Optimum placement of bypass capacitors in a network for improving (2000-07-18),
4. 6069502 - Sample-and-hold circuit having reduced subthreshold conduction effects (2000-05-30),
5. 6016067 - Sample-and-hold circuit having reduced amplifier offset effects and (2000-01-18),
6. 6002277 - Sample-and-hold circuit having reduced parasitic diode effects and (1999-12-14),
7. 5920224 - Network for improving electro-magnetic interference response (1999-07-06),
8. 5900643 - Integrated circuit chip structure for improved packaging (1999-05-04),
9. 5608259 - Reverse current flow prevention in a diffused resistor (1997-03-04),
10. 4731589 - Constant current load and level shifter circuitry (1988-03-15),
11. 4442409 - Push-pull non-complementary transistor amplifier (1984-04-10),
12. 4357548 - Circuit arrangement using emitter coupled logic and integrated injection (1982-11-02),
13. 4322643 - Digital phase comparator with improved sensitivity for small phase (1982-03-30),
14. 4282538 - Method of integrating semiconductor components (1981-08-04),
15. 4199860 - Method of integrating semiconductor components (1980-04-29),

Title: Donald R Preslar - The Innovative Mind from Somerville

Introduction: Donald R Preslar is a distinguished inventor hailing from Somerville, NJ, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Donald R Preslar holds several patents in various technological domains, showcasing his versatility and ingenuity in inventing new solutions to complex problems.

Career Highlights: With a career spanning over two decades, Donald R Preslar has worked tirelessly to bring his innovative ideas to life, revolutionizing industries and pushing the boundaries of what is possible.

Collaborations: Throughout his career, Donald R Preslar has collaborated with leading experts in the field, fostering a culture of innovation and creativity that has led to numerous successful projects and inventions.

Conclusion: Donald R Preslar's passion for innovation and his relentless drive to create have solidified his position as a visionary inventor, inspiring the next generation of innovators to push the limits of what is possible.

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]
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