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For the Inventor, By the Inventor

Calmbach, Germany

Waldemar T Rentschler

This inventor holds 7 USPTO granted patents. Top assignee: Prontor-Werk, Alfred Gauthier Gmbh. Active years: 1976-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Waldemar T Rentschler. Retrieved from https://idiyas.com/inventor/waldemar-t-rentschler

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 31(Granted Patents)


Location History:

  • Calmbach, DE (1976)
  • Calmbach, Black Forest, DE (1977)
  • Wildbad, DE (1980 - 1988)

Company Filing History:

goldMedal7 out of 16 
 
Prontor-Werk, Alfred Gauthier Gmbh
 patents

Years Active: 1976-1988

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7 patents (USPTO):Explore Patents
1. 4743933 - Camera and method for taking flash photographs using an electronic flash (1988-05-10),
2. 4277155 - Control device for photographic cameras (1981-07-07),
3. 4227792 - Device for setting exposure time and aperture size on cameras (1980-10-14),
4. 4057812 - Camera shutter having an electronic timing device (1977-11-08),
5. 4012752 - Slit shutter for a camera (1977-03-15),
6. 4012750 - Camera shutter with diaphragm and electro-magnetic drive for diaphragm (1977-03-15),
7. 3988754 - Fast operating slit shutter camera (1976-10-26),

Title: Waldemar T Rentschler: Innovator in Photographic Technology

Introduction

Waldemar T Rentschler is a notable inventor based in Calmbach, Black Forest, Germany. He has made significant contributions to the field of photography, holding a total of 7 patents that showcase his innovative spirit and technical expertise.

Latest Patents

Among his latest inventions is a camera and method for taking flash photographs using an electronic flash. This invention features a single lens reflex camera equipped with a focal plane shutter and an interchangeable lens that incorporates a diaphragm system. The control system allows for precise operation of the diaphragm, enabling photographers to capture flash photographs during brief intervals while maintaining the focal plane shutter in a fully open position. Another significant patent is a control device for photographic cameras, designed to operate an electromagnetically drivable shutter or magnetic shutter. This device includes a power source and adjustable means for determining and setting exposure values, enhancing the functionality of professional cameras.

Career Highlights

Waldemar T Rentschler is associated with Prontor-Werk, Alfred Gauthier GmbH, where he has contributed to the development of advanced photographic technologies. His work has been instrumental in improving the efficiency and effectiveness of camera systems.

Collaborations

Throughout his career, Rentschler has collaborated with notable colleagues, including Franz W Starp and Winfried Espig. These partnerships have fostered innovation and have led to the successful development of various photographic technologies.

Conclusion

Waldemar T Rentschler's contributions to the field of photography through his patents and collaborations highlight his role as a significant innovator. His work continues to influence the way photographers capture images today.

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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