Takaoka, Japan

Toshihiko Tokai

This inventor holds 1 USPTO granted patent. Top assignee: Japan Metals & Chemicals Co., Ltd.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiko Tokai. Retrieved from https://idiyas.com/inventor/toshihiko-tokai

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 = 3.0

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: The Innovations of Toshihiko Tokai

Introduction

Toshihiko Tokai is a notable inventor based in Takaoka, Japan. He has made significant contributions to the field of agriculture through his innovative work in manganese fertilizers. His expertise and dedication to improving agricultural practices have led to the development of a unique product that enhances crop yield and efficiency.

Latest Patents

Toshihiko Tokai holds a patent for a novel manganese fertilizer. This fertilizer utilizes manganese byproducts produced during the manufacturing of electrolytic manganese dioxide. The invention provides a fertilizer response that operates both instantaneously and as a slow-release option. The manganese fertilizer contains manganese byproducts with 3 to 20 wt % citric acid-soluble manganese (C--MnO) and 0.5 to 7.0 wt % water-soluble manganese (W--MnO). This innovative approach addresses the needs of modern agriculture by improving nutrient availability for plants.

Career Highlights

Toshihiko Tokai is associated with Japan Metals & Chemicals Co., Ltd., where he has been instrumental in advancing research and development in the field of fertilizers. His work has not only contributed to the company's portfolio but has also had a positive impact on agricultural practices in Japan and beyond.

Collaborations

Toshihiko has collaborated with esteemed colleagues such as Hisao Takehara and Ryoichi Shimizugawa. Their combined efforts have fostered a productive environment for innovation and have led to significant advancements in their respective fields.

Conclusion

Toshihiko Tokai's contributions to the field of manganese fertilizers exemplify the importance of innovation in agriculture. His patented work demonstrates a commitment to enhancing crop productivity and sustainability. Through his career, he has made a lasting impact on the industry, paving the way for future advancements.

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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