Kasugai, Japan

Haruyuki Hiratani

This inventor holds 9 USPTO granted patents. Top assignees: Menicon Co., Ltd., Shin-Etsu Chemical Co., Ltd.. Active years: 1995-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruyuki Hiratani. Retrieved from https://idiyas.com/inventor/haruyuki-hiratani

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 = 1.8

ph-index = 4

Forward Citations = 61(Granted Patents)


Location History:

  • Aichi, JP (1995)
  • Nagoya, JP (1996 - 1997)
  • Kasugai, JP (1997 - 2000)

Company Filing History:


Years Active: 1995-2000

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9 patents (USPTO):Explore Patents

Title: Haruyuki Hiratani: Innovator in Optical Materials

Introduction

Haruyuki Hiratani is a prominent inventor based in Kasugai, Japan. He has made significant contributions to the field of optical materials, particularly in the development of contact lenses. With a total of 9 patents to his name, Hiratani's work has had a lasting impact on the industry.

Latest Patents

Hiratani's latest patents include a process for producing contact lenses with a hydrophilic surface. He has also developed a crosslinkable compound and an optical material that employs it. This innovative compound is characterized by its excellent hydrophilicity, transparency, ultraviolet light absorbing properties, deposit resistance, and boiling resistance. Additionally, it maintains proper hardness and oxygen permeability, making it a valuable advancement in optical technology.

Career Highlights

Throughout his career, Hiratani has worked with notable companies such as Menicon Co., Ltd. and Shin-Etsu Chemical Co., Ltd. His experience in these organizations has allowed him to refine his expertise in optical materials and contribute to groundbreaking innovations.

Collaborations

Hiratani has collaborated with esteemed colleagues, including Shoji Ichinohe and Toshio Yamazaki. These partnerships have fostered a creative environment that has led to the development of advanced optical solutions.

Conclusion

Haruyuki Hiratani's contributions to the field of optical materials are noteworthy. His innovative patents and collaborations have significantly advanced the technology behind contact lenses. His work continues to influence the industry and inspire future innovations.

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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