Musashimurayama, Japan

Shiyoichiro Yokoyama

This inventor holds 2 USPTO granted patents. Top assignees: Agency of Industrial Science and Technology, Sumitomo Jukikai Envirotech, Inc., Hokkaido Soda Co., Ltd.. Active years: 1979-1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shiyoichiro Yokoyama. Retrieved from https://idiyas.com/inventor/shiyoichiro-yokoyama

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 = 3.7

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Musashimurayama, JP (1979)
  • Yatabemachi, JP (1982)

Company Filing History:


Years Active: 1979-1982

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2 patents (USPTO):Explore Patents

Title: Shiyoichiro Yokoyama: Innovator in Environmental Solutions

Introduction

Shiyoichiro Yokoyama is a notable inventor based in Musashimurayama, Japan. He has made significant contributions to the field of environmental technology, particularly in the areas of sugar refining and wastewater treatment. With a total of 2 patents, his work reflects a commitment to innovation and sustainability.

Latest Patents

Yokoyama's latest patents include a method for refining sugar solutions and a method for the treatment of wastewater. The method for refining sugar solutions involves using magnesia that is calcined with pearlite and/or diatomaceous earth. This innovative approach allows for the effective refining of sugar solutions. His method for wastewater treatment focuses on removing color and COD components using an inorganic adsorbent. This process not only separates the contaminants but also recycles the adsorbent, leading to pollution-free water.

Career Highlights

Throughout his career, Yokoyama has worked with prominent organizations such as Sumitomo Jukikai Envirotech, Inc. and the Agency of Industrial Science and Technology. His experience in these institutions has allowed him to develop and refine his innovative methods, contributing to advancements in environmental technology.

Collaborations

Yokoyama has collaborated with notable colleagues, including Keisuke Katoh and Yoshikatsu Ikari. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise.

Conclusion

Shiyoichiro Yokoyama's contributions to environmental technology through his patents demonstrate his dedication to innovation and sustainability. His work in refining sugar solutions and wastewater treatment showcases the potential for technology to address pressing environmental challenges.

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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