Kawaguchi, Japan

Heizi Ikushima

This inventor holds 2 USPTO granted patents. Top assignee: Chugai Seiyaku Kabushiki Kaisha. Active years: 1979-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Heizi Ikushima. Retrieved from https://idiyas.com/inventor/heizi-ikushima

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 = 3.4

ph-index = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1979-1981

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2 patents (USPTO):Explore Patents

Title: Heizi Ikushima: Innovator in Vitamin D Preparations

Introduction

Heizi Ikushima is a notable inventor based in Kawaguchi, Japan. He has made significant contributions to the field of pharmaceutical formulations, particularly in the area of vitamin D preparations. With a total of 2 patents to his name, Ikushima's work has implications for both health and medicine.

Latest Patents

Ikushima's latest patents include a stabilized oily preparation of 1.alpha.-hydroxy-vitamin D and a stabilized soft gelatin capsule composition of 1.alpha.-hydroxy-vitamin D. The first patent describes a method for creating a stabilized oily preparation for oral administration, which includes a triglyceride of saturated middle chain fatty acid treated under specific conditions. The second patent focuses on a soft gelatin capsule preparation that incorporates sorbic acid or its salt, which acts as a preservative and stabilizer for the vitamin D.

Career Highlights

Heizi Ikushima is associated with Chugai Seiyaku Kabushiki Kaisha, a prominent company in the pharmaceutical industry. His work has contributed to advancements in vitamin D formulations, enhancing their stability and efficacy for consumer use.

Collaborations

Ikushima has collaborated with notable colleagues such as Kazuo Igusa and Sadao Bessho. Their combined expertise has likely played a role in the successful development of innovative pharmaceutical products.

Conclusion

Heizi Ikushima's contributions to the field of vitamin D preparations highlight his role as an important inventor in the pharmaceutical industry. His patents reflect a commitment to improving health outcomes through innovative formulations.

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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