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For the Inventor, By the Inventor

Unterschleissheim, Germany

David P Mac Farland

This inventor holds 6 USPTO granted patents. Top assignees: Dura Convertible Systems Gmbh, Dura Convertable Gmbh. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David P Mac Farland. Retrieved from https://idiyas.com/inventor/david-p-mac-farland

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 66.7

Average Co-Inventor Count = 1.0

ph-index = 5

Forward Citations = 73(Granted Patents)


Location History:

  • UnterschleiBheim, DE (2001 - 2002)
  • Unterschleissheim, DE (2002 - 2004)

Company Filing History:

goldMedal5 out of 18 
 
Dura Convertible Systems Gmbh
 patents
silverMedal1 out of 1 
 
Dura Convertable Gmbh
 patent

Years Active: 2001-2004

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6 patents (USPTO):Explore Patents
1. 6796597 - Retractable hard top with inboard connections (2004-09-28),
2. 6439642 - Retractable hard top for passenger cars (2002-08-27),
3. 6422637 - Retractable motor vehicle top as well as motor vehicle comprising this top (2002-07-23),
4. 6390532 - Retractable hard top (2002-05-21),
5. 6213534 - Closure mechanism for the tops of vehicles (2001-04-10),
6. 6199936 - Motor vehicle folding top system (2001-03-13),

Title: David P Mac Farland: Innovator in Retractable Hard Top Technology

Introduction

David P Mac Farland is a notable inventor based in Unterschleissheim, Germany. He has made significant contributions to the automotive industry, particularly in the development of retractable hard tops for convertibles. With a total of 6 patents to his name, Mac Farland's innovations have transformed the way convertible roofs operate.

Latest Patents

Among his latest patents, Mac Farland has developed a retractable hard top with inboard connections. This innovative design features a sequential arrangement of sections that compactly fold for storage. Each section is pivotally connected, allowing for a seamless transition from closed to open positions. Another notable patent is the retractable hard top for passenger cars, which includes a first rigid roof section and a second hollowed rear roof section. This design allows for efficient storage and operation, enhancing the functionality of passenger vehicles.

Career Highlights

Throughout his career, David P Mac Farland has worked with several companies, including Dura Convertible Systems GmbH and Dura Convertible GmbH. His experience in these organizations has allowed him to refine his expertise in convertible roof technology and contribute to various innovative projects.

Collaborations

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Conclusion

David P Mac Farland's work in retractable hard top technology showcases his innovative spirit and dedication to improving automotive design. His patents continue to influence the industry and pave the way for future advancements in convertible technology.

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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