Aichi, Japan

Hirohisa Kato

This inventor holds 5 USPTO granted patents. Top assignees: Ito Optical Industrial Co., Ltd., Itoh Optical Industrial Co., Ltd., Koito Manufacturing Company, Ltd.. Active years: 1981-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirohisa Kato. Retrieved from https://idiyas.com/inventor/hirohisa-kato-e9u889fu

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 = 1.8

ph-index = 4

Forward Citations = 73(Granted Patents)


Location History:

  • Gamagori, JP (1994)
  • Aichi, JP (1981 - 2016)

Company Filing History:


Years Active: 1981-2016

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5 patents (USPTO):Explore Patents

Title: Hirohisa Kato: Innovator in Automotive Lighting

Introduction

Hirohisa Kato is a notable inventor based in Aichi, Japan, with an impressive portfolio of five patents. His work primarily focuses on advancements in the optical and automotive industries, showcasing a commitment to enhancing both functionality and aesthetics in lighting technology.

Latest Patents

One of his latest inventions is an innovative automotive lamp design. This automotive lamp features an LED alongside a substrate for mounting, a reflector to direct light, and a projection lens with an incident surface that captures light from the reflector before emitting it forward. A significant aspect of this design includes a fine asperity structure on the incident surface of the lens, which consists of recesses or raised portions spaced at a pitch equal to or less than the wavelength of visible light. This attention to detail enhances the performance and efficiency of the automotive lamp.

Another noteworthy patent involves a coating composition specifically designed for optical plastic moldings. This formulation allows high refractive index moldings to be protected from light-induced deterioration without compromising their optical functionality. Such innovations are vital for ensuring the longevity and reliability of optical components.

Career Highlights

Throughout his career, Hirohisa Kato has collaborated with reputable companies such as Ito Optical Industrial Co., Ltd. and Itoh Optical Industrial Co., Ltd. His extensive experience in the optical field has made him a valuable contributor to technological advancements in automotive lighting and optical applications.

Collaborations

In addition to his industry contributions, Kato has worked alongside notable colleagues such as Sachio Murai and Mutsuyo Honda. These collaborative efforts have likely played a significant role in the development of his innovative ideas and patents, as teamwork often drives progress in the tech world.

Conclusion

Hirohisa Kato stands out as a forward-thinking inventor whose contributions to automotive lamp technology and optical plastic moldings have the potential to make a lasting impact. With a strong foundation in innovation and collaboration, Kato's work continues to influence the industry and inspire future advancements in lighting solutions.

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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