Hino, Japan

Seiji Muramoto

This inventor holds 1 USPTO granted patent. Top assignee: Konishiroku Photo Industry Co., Ltd.. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Muramoto. Retrieved from https://idiyas.com/inventor/seiji-muramoto-qc2xdoty

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Seiji Muramoto and Photographic Development Innovation.

Introduction

Seiji Muramoto is an inventor associated with Hino, Japan. His recorded work includes a patent concerning the development of light-sensitive silver halide photographic materials.

Latest Patents

Muramoto’s listed patent is “Process for Developing a Light-Sensitive Silver Halide Photographic Material.” It describes developing photographic material in the presence of a development-inhibitor-releasing compound. The compound releases a substance that inhibits development while simultaneously producing a colorless compound. The supplied information lists 1 patent for Muramoto.

Career Highlights

Muramoto is associated with Konishiroku Photo Industry Co., Ltd. His patent reflects work on chemical processes for photographic development.

Collaborations

Mitsuto Fujiwhara and Keiji Kasai are identified as Muramoto’s coworkers.

Conclusion

Seiji Muramoto’s recorded invention focuses on a photographic development process that combines development inhibition with the production of a colorless compound.

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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