Warabi, Japan

Masashi Kato

This inventor holds 2 USPTO granted patents. Top assignees: Fiskars Brands, Inc., Kakakua Koki Kabushiki Kaisha. Active years: 1993-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Kato. Retrieved from https://idiyas.com/inventor/masashi-kato-tp1wcgx7

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 1.6

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1993-2009

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2 patents (USPTO):Explore Patents

Title: Masashi Kato: Innovator in Optical Technology

Introduction

Masashi Kato is a notable inventor based in Warabi, Japan. He has made significant contributions to the field of optical technology, particularly in the design of eyepieces and binoculars. With a total of 2 patents to his name, Kato's work reflects a commitment to enhancing user experience in viewing devices.

Latest Patents

Kato's latest patents include a Multi-step Eyepiece and an Adjusted Focus Holding Mechanism for Binoculars. The Multi-step Eyepiece is designed to change the distance between its edges, allowing for improved focus and clarity. This eyepiece features a first element with a pin and a rotational axis, along with a second element that rotates relative to the first. The design includes a groove with sections that facilitate pin movement and a stopping section to maintain stability. The Adjusted Focus Holding Mechanism for Binoculars incorporates a rotatable focus adjustment turning wheel, which is locked in place by an engageable locking member. This mechanism allows for easy focus adjustments while ensuring the wheel remains stable when not in use.

Career Highlights

Throughout his career, Masashi Kato has worked with several companies, including Kakakua Koki Kabushiki Kaisha and Fiskars Brands, Inc. His experience in these organizations has contributed to his expertise in optical device innovation.

Collaborations

Kato has collaborated with notable individuals in his field, including John Smithbaker and Brendon S Weaver. These partnerships have likely enriched his work and expanded his impact on optical technology.

Conclusion

Masashi Kato's contributions to the field of optical technology through his patents and collaborations highlight his innovative spirit and dedication to improving viewing devices. His work continues to influence the industry and enhance user experiences.

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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