IDiyas

For the Inventor, By the Inventor

Leverkusen, Germany

Walter Puschel

USPTO Granted Patents = 15

Average Co-Inventor Count = 3.3

ph-index = 6

Forward Citations = 77(Granted Patents)


Company Filing History:

goldMedal15 out of 1,473 
 
Agfa-gevaert Ag
 patents

Years Active: 1977-1982

Loading Chart...
15 patents (USPTO):Explore Patents
1. 4322492 - Process for the development of color photographic images with (1982-03-30),
2. 4301243 - Photographic recording material (1981-11-17),
3. 4250252 - Light-sensitive color photographic material (1981-02-10),
4. 4242435 - Photographic dye diffusion transfer process (1980-12-30),
5. 4198235 - Dye diffusion transfer process employing compounds that release (1980-04-15),
6. 4195992 - Photographic dye diffusion transfer process (1980-04-01),
7. 4186012 - Light sensitive color photographic material containing development (1980-01-29),
8. 4171223 - Light-sensitive color photographic material (1979-10-16),
9. 4171220 - Photographic dye diffusion transfer process (1979-10-16),
10. 4156608 - Color photographic material with improved color reproduction (1979-05-29),
11. 4139387 - Process for the production of direct-positive photographic images (1979-02-13),
12. 4139383 - Dye diffusion transfer employing pyridine azo dye (1979-02-13),
13. 4110113 - Sulfonamido dye releaser in photographic dye diffusion transfer (1978-08-29),
14. 4088491 - Light sensitive photographic material (1978-05-09),
15. 4046574 - Color photographic material with homophthalimide thioether development (1977-09-06),

Title: Walter Puschel: Innovator in Photographic Development

Introduction

Walter Puschel is a notable inventor based in Leverkusen, Germany. He has made significant contributions to the field of photographic technology, holding a total of 15 patents. His work has focused on improving the processes involved in color photographic image development.

Latest Patents

One of his latest patents is a process for the development of color photographic images using an aqueous alkaline color developer mixture. This mixture comprises methyl-p-dialkylaminoaniline derivatives. The process is designed to provide brilliant color photographic images while avoiding coloration of the support and color fog, even when processing at high temperatures. Another important patent addresses the issue of free inhibitors in the development of silver halide. This process involves scavenging compounds that can bind free inhibitors at pH values below 7, while having a much lesser effect at pH values higher than 9.

Career Highlights

Walter Puschel has had a distinguished career, primarily working with Agfa-Gevaert AG, a leading company in imaging technology. His innovative approaches have significantly advanced the field of photography, particularly in the development of color images.

Collaborations

Throughout his career, Puschel has collaborated with notable colleagues, including Heinrich Odenwalder and Hans Vetter. These collaborations have contributed to the success of his projects and the advancement of photographic technology.

Conclusion

Walter Puschel's contributions to photographic development have made a lasting impact on the industry. His innovative processes and patents continue to influence the way color images are developed today.

This text is generated by artificial intelligence and may not be accurate.
Please report any incorrect information to support@idiyas.com
Loading…