Tenri, Japan

Hiroyuki Yamamoto

This inventor holds 25 USPTO granted patents and 1 EPO patent, primarily in Pharmaceutical Formulations. Top assignees: Sharp Kabushiki Kaisha Corporation, Sawai Pharmaceutical Co., Ltd.. Active years: 1995-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Yamamoto. Retrieved from https://idiyas.com/inventor/hiroyuki-yamamoto-d0ctwvr6

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

Calculating rank

% Patents Active = 76.0

 

Average Co-Inventor Count = 3.2

ph-index = 8

Forward Citations = 225(Granted Patents)


Location History:

  • Kashihara, JP (1999 - 2000)
  • Tenri, JP (1995 - 2005)
  • Nara, JP (2007)
  • Osaka, JP (2013 - 2023)

Company Filing History:


Years Active: 1995-2025

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Areas of Expertise:
Granules
Pharmaceutical Composition
Orally Disintegrating Tablet
Sustained-Release Preparation
Optical Component
Waveguide
Polarizing Element
Photocoupler
Display Apparatus
Magneto-Optical Disk
Optical Integrated Circuit
Fiber Optic Face Plate
25 patents (USPTO):Explore Patents

Title: Hiroyuki Yamamoto: A Pioneer in Pharmaceutical Innovations

Introduction

Hiroyuki Yamamoto, a distinguished inventor based in Tenri, Japan, has made significant contributions to the field of pharmaceuticals with a remarkable portfolio of 24 patents. His innovative work particularly focuses on drug delivery systems and improving the stability of pharmaceutical preparations.

Latest Patents

Yamamoto's latest patents showcase cutting-edge advancements in medication formulation. One of his notable inventions is an orally disintegrating tablet coated with a film composed of hypromellose and hydroxypropyl cellulose, notably without the inclusion of a plasticizer. This innovation enhances the ease of administration and patient compliance. Another significant patent is for an anhydrous dasatinib-containing preparation, which not only includes anhydrous dasatinib but also a titanium oxide, colorant, or antioxidant to improve photostability during storage. This preparation ensures that the therapeutic efficacy of dasatinib is maintained over time.

Career Highlights

Throughout his career, Hiroyuki Yamamoto has collaborated with reputable companies, notably Sharp Corporation and Sawai Pharmaceutical Co., Ltd. His expertise in pharmaceutical formulations is reflected in his ability to develop novel solutions that address critical issues in drug stability and patient comfort.

Collaborations

Yamamoto has worked alongside esteemed professionals in the industry, including Yoshio Yoshida and Yukio Kurata. These collaborations have fostered a dynamic exchange of ideas and enhanced the innovation process, leading to the emergence of effective pharmaceutical products.

Conclusion

Hiroyuki Yamamoto's contributions to pharmaceutical innovations not only highlight his inventive prowess but also signify the importance of continuous advancements in drug formulation. With 24 patents to his name, his legacy in the field resonates through the improvements in patient-centric medication delivery systems. As he continues to innovate, there is no doubt that his work will play a crucial role in shaping the future of pharmaceuticals.

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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