Setagaya, Japan

Kazufusa Shimizu

This inventor holds 2 USPTO granted patents. Top assignees: Niigata Engineering Co., Ltd., Seibu Chemical Industry Co., Ltd.. Active years: 1977-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazufusa Shimizu. Retrieved from https://idiyas.com/inventor/kazufusa-shimizu

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 = 5.5

ph-index = 2

Forward Citations = 14(Granted Patents)


Location History:

  • Setagaya, JA (1977)
  • Setagaya, JP (1985)

Company Filing History:


Years Active: 1977-1985

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2 patents (USPTO):Explore Patents

Title: Kazufusa Shimizu: Innovator in Organic Composting

Introduction

Kazufusa Shimizu is a notable inventor based in Setagaya, Japan. He has made significant contributions to the field of organic composting, focusing on innovative methods and apparatuses that enhance the fermentation process of organic waste.

Latest Patents

Kazufusa Shimizu holds 2 patents that showcase his inventive prowess. His latest patents include a method for composting excretions from domestic animals, which involves incorporating zeolite into the excretions to create organic compost. This method ensures effective aerobic fermentation by carefully managing the water content of the mixture. Additionally, he has developed an apparatus for producing well-fermented compost, which facilitates aerobic fermentation of organic wastes through a specialized fermentation vessel and stirring devices.

Career Highlights

Throughout his career, Kazufusa Shimizu has worked with reputable companies such as Niigata Engineering Co., Ltd. and Seibu Chemical Industry Co., Ltd. His experience in these organizations has contributed to his expertise in composting technologies and organic waste management.

Collaborations

Kazufusa has collaborated with notable individuals in his field, including Yoshiharu Koyanagi and Hideo Minato. These collaborations have likely enriched his work and led to further advancements in composting techniques.

Conclusion

Kazufusa Shimizu's innovative approaches to organic composting demonstrate his commitment to sustainability and environmental stewardship. His patents reflect a deep understanding of the fermentation process, making significant strides in the field of organic waste management.

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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