Ushiku, Japan

Yoshiharu Yokoo

This inventor holds 21 USPTO granted patents, plus 2 CIPO patents, primarily in Pharmaceutical Compositions. Top assignees: Kyowa Hakko Kogyo Co., Ltd., Kyowa Hakko Bio Co., Ltd.. Active years: 1990-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiharu Yokoo. Retrieved from https://idiyas.com/inventor/yoshiharu-yokoo

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


% Patents Active = 90.5

 

Average Co-Inventor Count = 4.4

ph-index = 9

Forward Citations = 279(Granted Patents)


Location History:

  • Kanagawa, JP (1991 - 2000)
  • Hofu, JP (1999 - 2001)
  • Ushiku, JP (1994 - 2006)
  • Sagamihara, JP (1990 - 2009)

Company Filing History:


Years Active: 1990-2009

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Areas of Expertise:
Hair-Growing Agent
Evodiamine Compound
Lipid Metabolism
Polypeptide Derivatives
Granulocyte Colony Stimulating Factor
Cholesterol-Reduced Substance
N-Acylglutamine Derivatives
Whitening Cosmetic Composition
Nutrient Composition
Uricase
Fish Growth Hormone
21 patents (USPTO):Explore Patents

Title: **Yoshiharu Yokoo: Innovator in Plant Extract Technology**

Introduction

Yoshiharu Yokoo is a notable inventor based in Ushiku, Japan, who has made significant contributions to the field of plant extract technology. With a remarkable portfolio of 21 patents, Yokoo’s work primarily focuses on methods of producing liquid plant extracts and hair-growing agents. His innovations not only address scientific challenges but also have practical applications in various industries.

Latest Patents

Yokoo's latest patents include a cutting-edge method for producing a liquid plant extract containing plant powder. This innovative process involves concentrating a liquid extract, which contains active ingredients derived from plants, in the presence of the plant powder. Additionally, he has developed a process characterized by both concentrating and drying the liquid extract, ensuring that the potency of the active ingredients is preserved. Another significant invention is a hair-growing agent that incorporates a protein kinase C-specific inhibitor, which is described as safe and effective for enhancing hair growth.

Career Highlights

Throughout his career, Yoshiharu Yokoo has worked with esteemed organizations such as Kyowa Hakko Kogyo Co., Ltd. His expertise in the field of plant extraction methods has allowed him to lead innovative projects that push the boundaries of what is possible in herbal technology and cosmetic applications.

Collaborations

Yokoo has collaborated with several notable colleagues, including Kazuo Yamaguchi and Tetsuro Kuga. These partnerships have fostered a rich environment of creativity and innovation, resulting in advancements that benefit both consumers and researchers alike.

Conclusion

In conclusion, Yoshiharu Yokoo stands as a prominent figure in the realm of inventions related to plant extracts. His latest patents not only showcase his ingenuity and expertise but also highlight his commitment to developing effective and innovative products for the market. As he continues to contribute to the field, his impact will undoubtedly resonate within the industry, paving the way for future advancements in plant-based technologies.

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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