Tokorozawa, Japan

Yuji Yamada

This inventor holds 17 USPTO granted patents, primarily in Cancer Research. Top assignees: Taiho Pharmaceutical Company Limited, Pioneer Corporation, Taiho Pharmaceutical. Active years: 1982-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Yamada. Retrieved from https://idiyas.com/inventor/yuji-yamada-rzmsrbzd

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

Calculating rank

% Patents Active = 94.1

Average Co-Inventor Count = 5.0

ph-index = 6

Forward Citations = 81(Granted Patents)


Location History:

  • Tokushima, JP (1982 - 1995)
  • Saitama, JP (1998 - 2000)
  • Higashiyamato, JP (2001)
  • Tokorozawa, JP (1998 - 2008)

Company Filing History:


Years Active: 1982-2008

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Areas of Expertise:
Cancer Metastasis Inhibitors
Oligonucleotides
Monoclonal Antibodies
Naphthalimidobenzamide Derivatives
Condensed-Indan Derivatives
Uracil Derivatives
Anti-Leukemia Activity
Triplex Oligonucleotides
Sulfonium Compounds
Pharmaceutically Acceptable Salts
5-Substituted Uridine Derivatives
17 patents (USPTO):Explore Patents

Title: Yuji Yamada: A Trailblazing Inventor from Tokorozawa

Introduction

Yuji Yamada is an accomplished inventor based in Tokorozawa, Japan. With a remarkable portfolio of 17 patents, he has made significant contributions to the field of technology. His innovations reflect a deep understanding of mechanics and a commitment to enhancing user experience in various electronic devices.

Latest Patents

One of Yamada's latest inventions is a recording medium driving device. This device features a sophisticated recording/reproducing mechanism, which includes a pickup mechanism that irradiates light on a disc recording medium. The device is designed with a pickup feed mechanism that facilitates the movement of the pickup mechanism. Additionally, it incorporates a flat cover with an opening that is strategically cut along the feeding direction of the pickup mechanism. The flat cover is supported elastically, allowing for movement toward and away from the tray. Notably, the tray includes a recessed portion that permits this movement, while a protrusion prevents deformation of the flat cover during impacts. This innovation ensures that even if the cover's edge is turned up due to a drop, it will not come into contact with the disc recording medium, showcasing Yamada's ingenuity in protecting delicate electronic components.

Another noteworthy invention by Yamada is related to naphthalimidobenzamide derivatives, a class of compounds represented by a specific formula. This development highlights his versatility as an inventor, contributing to both mechanical and chemical fields.

Career Highlights

Throughout his career, Yamada has worked with prominent companies such as Taiho Pharmaceutical Company Limited and Pioneer Corporation. His experiences at these organizations have greatly influenced his inventive processes and have allowed him to acquire valuable insights into various industries.

Collaborations

Yamada has collaborated with notable professionals, including his coworkers Tetsuji Asao and Shinji Okazaki. These partnerships have undoubtedly enriched his work, fostering an environment of creativity and knowledge exchange.

Conclusion

Yuji Yamada is a remarkable inventor whose contributions have significantly impacted technology and innovation. With an impressive array of patents and collaborative efforts, he continues to inspire future generations of inventors and technologists. As he forges ahead, his work reflects a relentless pursuit of excellence and a commitment to enhancing the lives of others through innovation.

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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