Robert E Atwell

Title: The Innovations of Robert E. Atwell

Introduction

Robert E. Atwell is a notable inventor based in Spencerport, NY (US). He has made significant contributions to the field of photography through his innovative patents. With a total of 2 patents, Atwell's work has had a lasting impact on photographic technology.

Latest Patents

Atwell's latest patents include advancements in high chloride silver halide emulsions. One of his patents, titled "Internally doped surface sensitized high chloride silver halide," focuses on emulsions and photographic elements containing silver halide grains that are internally doped with cadmium, lead, zinc, or mixtures thereof in concentrations up to 7.times.10.sup.-5 mole/mole of silver halide. Another significant patent is "Blended internal latent image emulsions, elements including such," which describes a photographic silver halide emulsion capable of forming an internal latent image. This emulsion is created by blending a first photographic silver halide emulsion, sensitized with a combination of middle chalcogen and noble metal sensitizers, with a second, higher contrast emulsion.

Career Highlights

Atwell has had a distinguished career, primarily working with Eastman Kodak Company. His expertise in photographic emulsions has contributed to the development of advanced photographic technologies. His innovative approaches have helped enhance the quality and capabilities of photographic materials.

Collaborations

Atwell has collaborated with notable individuals in his field, including Francis J. Evans. Their joint efforts have led to advancements in photographic technology and have furthered the understanding of silver halide emulsions.

Conclusion

Robert E. Atwell's contributions to the field of photography through his patents and collaborations have made a significant impact on the industry. His innovative work continues to influence photographic technology today.