Toyonaka, Japan

Hiroyuki Yuyama

This inventor holds 52 USPTO granted patents and 4 published patent applications, plus 3 CIPO patents and 9 EPO patents, primarily in Medicine Dispensing (CPC class B65B). Top assignees: Yuyama Mfg. Co., Ltd., Kabushiki Kaisha Yuyama Seisakusho, Other. Active years: 2000-2025.

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

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

USPTO Granted Patents = 52 

% Patents Active = 50.0

 

 

Average Co-Inventor Count = 2.6

ph-index = 14

Forward Citations = 601(Granted Patents)

Forward Citations (Not Self Cited) = 552(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Osaka-fu, JP (2002)
  • Toyonaki, JP (2014)
  • Toyonaka-shi, JP (2018)
  • Toyonaka, JP (2000 - 2020)
  • Osaka, JP (2006 - 2021)

Company Filing History:


Years Active: 2000-2025

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Areas of Expertise:
Medicine Dispensing
Drug Audit
Inspection Apparatus
Medicine Packaging
Tablet Filling
Medicine Feeding
Medicine Weighing
Mixed Injection Inspection
Dispensing Verification
Medicine Supply
Solid Preparation
Dosing System
52 patents (USPTO):Explore Patents

Title: Hiroyuki Yuyama: Innovator in Solid Preparation Technology

Introduction

Hiroyuki Yuyama is a prolific inventor based in Toyonaka, Japan, with an impressive portfolio of 51 patents. His innovative work primarily focuses on advancements in solid preparation technologies, aiming to improve efficiency and accuracy in various industries.

Latest Patents

One of Yuyama's latest inventions is the "Solid Preparation Subdividing Apparatus and Solid Preparation Selling Method." This device features numerous dispensing systems, an input unit for solid preparation information, an administration information input interface, and a packaging module. The dispensing device comprises an accommodating section with a charging port for solid preparations and a pickup unit that allows for the precise discharge of a specified quantity. The administration information input unit facilitates direct input of administration timing and dosages related to the solid preparations. This subdividing apparatus operates to dispense solid preparations to the packaging unit on a dose-by-dose basis, ensuring that multiple types of solid preparations can be packaged collectively for intake.

Another notable patent is the "Inspection Apparatus, Inspection Method and Computer Program Product." This invention aims to streamline the process of identifying and rejecting improper target objects. It consists of a base for positioning target objects, a photographic component for capturing images, and an inspection part that analyzes these images. The distinguishing process ensures specific target objects can be visually differentiated from others based on inspection results, enhancing efficiency in quality control.

Career Highlights

Yuyama's career spans significant contributions to respected companies including Yuyama Manufacturing Co., Ltd. and Kabushiki Kaisha Yuyama Seisakusho. His work in these firms has consistently centered around developing innovative technologies for solid preparation and inspection processes.

Collaborations

Throughout his career, Hiroyuki Yuyama has collaborated with talented professionals such as Naoki Koike and Mitsuhiro Mitani. Their collective expertise has further propelled the advancement of technology in solid preparation systems.

Conclusion

Hiroyuki Yuyama's dedication to innovation and his extensive patent portfolio highlight his significant impact on the field of solid preparation technology. His inventions not only improve operational efficiency but also enhance the accuracy of related processes, solidifying his status as a notable inventor in Japan.

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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