Hino, Japan

Kenro Sakamoto

This inventor holds 3 USPTO granted patents. Top assignee: Konishiroku Photo Industry Co., Ltd.. Active years: 1977-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenro Sakamoto. Retrieved from https://idiyas.com/inventor/kenro-sakamoto

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 2

Forward Citations = 34(Granted Patents)


Location History:

  • Hino, JA (1977 - 1978)
  • Odawara, JP (1981)

Company Filing History:


Years Active: 1977-1981

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3 patents (USPTO):Explore Patents

Title: Kenro Sakamoto: Innovator in Photographic Technology

Introduction

Kenro Sakamoto is a notable inventor based in Hino, Japan. He has made significant contributions to the field of photographic technology, particularly in the treatment of light-sensitive materials. With a total of 3 patents to his name, Sakamoto's work has had a lasting impact on the industry.

Latest Patents

Sakamoto's latest patents include innovative processes for treating light-sensitive silver halide color photographic materials. One of his notable inventions is a method that involves removing image silver with a bath containing hydrogen peroxide or a hydrogen peroxide releasing compound. This process is combined with specific compounds to ensure that substantially no dye image is formed after color development. Another significant patent describes a light-sensitive silver halide photographic element that incorporates an inorganic bismuth compound in its emulsion layer. This invention also outlines a method for developing the element after imagewise exposure.

Career Highlights

Throughout his career, Kenro Sakamoto has been associated with Konishiroku Photo Industry Co., Ltd., where he has played a crucial role in advancing photographic technologies. His expertise in the field has led to the development of innovative solutions that enhance the quality and efficiency of photographic processes.

Collaborations

Sakamoto has collaborated with several talented individuals in his field, including Sigeharu Koboshi and Isamu Fushiki. These collaborations have contributed to the successful development of his patents and have fostered a spirit of innovation within the industry.

Conclusion

Kenro Sakamoto's contributions to photographic technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the industry and inspire future advancements in photographic materials and processes.

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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