Hino, Japan

Kunio Sakurai

This inventor holds 5 USPTO granted patents. Top assignee: Konishiroku Photo Industry Co., Ltd.. Active years: 1979-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunio Sakurai. Retrieved from https://idiyas.com/inventor/kunio-sakurai-2lgqlaeh

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 = 1.4

ph-index = 5

Forward Citations = 73(Granted Patents)


Location History:

  • Hachioji, JP (1981)
  • Hino, JP (1979 - 1985)

Company Filing History:


Years Active: 1979-1985

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

Title: Kunio Sakurai: Innovator in Optical Coatings

Introduction

Kunio Sakurai is a prominent inventor based in Hino, Japan. He has made significant contributions to the field of optical coatings, holding a total of 5 patents. His work focuses on enhancing the performance of optical devices through innovative coating technologies.

Latest Patents

One of Sakurai's latest patents is for an antireflection optical coating. This invention addresses the growing use of optical machinery and devices that utilize optical parts made of synthetic resin. The antireflection coating film for these synthetic resin optical parts is characterized by high adhesive strength and durability, making silicon oxide a favorable choice. Notably, silicon monoxide (SiO) can vary in refractive index based on evaporation conditions, allowing for the creation of a multi-layered antireflection coating film from a single evaporation material. Another significant patent is for an anti-reflective coating for a transparent substrate, which innovatively replaces a .lambda..degree./2 layer with a composite layer in a two or three anti-reflection coating.

Career Highlights

Kunio Sakurai is currently employed at Konishiroku Photo Industry Co., Ltd., where he continues to develop cutting-edge optical technologies. His expertise in optical coatings has positioned him as a key figure in the industry.

Collaborations

Sakurai has collaborated with notable colleagues, including Tadashi Kojima and Hiroshi Itoh. These partnerships have contributed to the advancement of optical coating technologies and have fostered innovation within the field.

Conclusion

Kunio Sakurai's contributions to optical coatings demonstrate his commitment to innovation and excellence in the field. His patents reflect a deep understanding of material properties and their applications in modern optical devices.

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…