Hachioji, Japan

Masahide Tamura

This inventor holds 2 USPTO granted patents. Top assignee: Konishiroku Photo Industry Co., Ltd.. Active years: 1978-1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahide Tamura. Retrieved from https://idiyas.com/inventor/masahide-tamura-2pwi2n41

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 = 4.2

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Hachioji, JA (1978)
  • Hino, JP (1979)

Company Filing History:


Years Active: 1978-1979

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Masahide Tamura: Innovator in Photographic Materials

Introduction

Masahide Tamura is a notable inventor based in Hachioji, Japan. He has made significant contributions to the field of photographic materials, holding a total of 2 patents. His work has advanced the technology used in photography, particularly in the development of light-sensitive materials.

Latest Patents

Tamura's latest patents include innovations in gelatino silver halide photographic materials. One of his patents describes a method where gelatin, especially in a layer of light-sensitive silver halide photographic material, is hardened with the reaction product of a compound having at least three vinylsulfonyl groups and a compound with at least one water-soluble group. This innovative approach enhances the durability and performance of photographic materials. Another patent focuses on photographic films, detailing a film that comprises a plastic support with multiple layers. The first layer consists of cellulose acetate combined with a matting agent made primarily of silicon dioxide, while the second layer includes a phosphoric acid ester or an amine salt of a higher alkyl alcohol. This layered structure is designed to improve the quality and sensitivity of photographic films.

Career Highlights

Masahide Tamura has been associated with Konishiroku Photo Industry Co., Ltd., where he has played a crucial role in developing advanced photographic technologies. His expertise in the field has led to significant advancements in the quality of photographic materials.

Collaborations

Throughout his career, Tamura has collaborated with notable colleagues, including Teiji Habu and Takashi Sasaki. These collaborations have contributed to the innovative developments in photographic technology.

Conclusion

Masahide Tamura's contributions to the field of photographic materials have made a lasting impact on the industry. His innovative patents and collaborations reflect his dedication to advancing photographic technology.

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]
Loading…