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For the Inventor, By the Inventor

Mortsel, Belgium

Raymond Gerard Lemahieu

This inventor holds 10 USPTO granted patents. Top assignee: Agfa Gevaert Nv. Active years: 1976-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Raymond Gerard Lemahieu. Retrieved from https://idiyas.com/inventor/raymond-gerard-lemahieu

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 8

Forward Citations = 137(Granted Patents)


Location History:

  • Wervik-West-Flanders, BE (1976)
  • Mortsel, BE (1976 - 1985)

Company Filing History:

goldMedal10 out of 1,313 
 
Agfa Gevaert Nv
 patents

Years Active: 1976-1985

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10 patents (USPTO):Explore Patents
1. 4514494 - Photographic color material incorporating developing agents for color (1985-04-30),
2. 4311787 - Photographic silver halide materials containing dispersed (1982-01-19),
3. 4288534 - Photographic silver halide materials containing light-absorbing dyes (1981-09-08),
4. 4092168 - Light-absorbing dyes for silver halide material (1978-05-30),
5. 4011352 - Thermographic process of producing an image (1977-03-08),
6. 4008085 - Photosensitive material containing an organic polyhalogen compound and a (1977-02-15),
7. 3965282 - Thermographic recording material (1976-06-22),
8. 3958815 - Pressure-sensitive recording materials (1976-05-25),
9. 3957288 - Thermographic recording material (1976-05-18),
10. 3931156 - Methine dyes (1976-01-06),

Title: The Innovative Contributions of Raymond Gerard Lemahieu

Introduction

Raymond Gerard Lemahieu is a notable inventor based in Mortsel, Belgium. He has made significant contributions to the field of photographic materials, holding a total of 10 patents. His work has advanced the technology used in photographic color materials, showcasing his expertise and innovative spirit.

Latest Patents

Among his latest patents is a groundbreaking invention titled "Photographic color material incorporating developing agents for color." This patent describes a photographic material designed for the production of azine dye images. It features at least one silver halide emulsion layer and/or a separate layer in water-permeable relationship with such an emulsion layer. Additionally, he has developed a light-sensitive photographic silver halide material that comprises a hydrophilic colloid layer containing a light-absorbing merostyryl dye.

Career Highlights

Lemahieu's career is marked by his dedication to innovation in photographic technology. His patents reflect a deep understanding of the chemical processes involved in photography, and his work has been instrumental in enhancing the quality and efficiency of photographic materials.

Collaborations

Throughout his career, Lemahieu has collaborated with esteemed colleagues such as Wilhelmus Janssens and Daniel A Claeys. These partnerships have fostered a creative environment that has led to the development of advanced photographic technologies.

Conclusion

Raymond Gerard Lemahieu's contributions to the field of photography through his patents and collaborations highlight his role as a key innovator. His work continues to influence the industry, paving the way for future advancements in photographic materials.

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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