Tokyo, Japan

Rinjiro Ichikawa

This inventor holds 11 USPTO granted patents. Top assignees: Fujimori Kogyo Co., Ltd., Toyo Boseki Kabushiki Kaisha, Seiko Epson Corporation. Active years: 1980-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rinjiro Ichikawa. Retrieved from https://idiyas.com/inventor/rinjiro-ichikawa

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 = 2.6

ph-index = 9

Forward Citations = 227(Granted Patents)


Location History:

  • Otsu, JP (1980 - 1989)
  • Tokyo, JP (1990 - 1995)

Company Filing History:


Years Active: 1980-1995

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11 patents (USPTO):Explore Patents

Title: Rinjiro Ichikawa: Innovator in Optical Technologies

Introduction

Rinjiro Ichikawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical technologies, holding a total of 11 patents. His work has had a considerable impact on the development of optical compensators and liquid crystal technologies.

Latest Patents

Ichikawa's latest patents include innovations such as optically compensating films and optical compensators. These inventions are crucial for enhancing the performance of liquid crystal displays, which are widely used in various electronic devices.

Career Highlights

Throughout his career, Rinjiro Ichikawa has worked with notable companies, including Fujimori Kogyo Co., Ltd. and Toyo Boseki Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in optical technology.

Collaborations

Ichikawa has collaborated with esteemed colleagues, including Kenji Hashimoto and Hiroshi Wada. These partnerships have fostered a creative environment that has led to innovative solutions in the optical field.

Conclusion

Rinjiro Ichikawa's contributions to optical technologies through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in liquid crystal technology and optical applications.

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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