Tokushima, Japan

Hiroaki Oka

This inventor holds 1 USPTO granted patent. Top assignee: Otsuka Pharmaceutical Company, Limited. Active years: 1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Oka. Retrieved from https://idiyas.com/inventor/hiroaki-oka-bnje8bnf

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 = 3.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1978

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1 patent (USPTO):Explore Patents

Title: Hiroaki Oka: Innovator in Pharmaceutical Chemistry

Introduction

Hiroaki Oka is a notable inventor based in Tokushima, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of novel compounds with therapeutic applications.

Latest Patents

Hiroaki Oka holds a patent for "3,4-Dihydrocarbostyril derivatives." This invention includes novel (3'-alkylamino-2'-hydroxy)propoxy-3,4-dihydrocarbostyril derivatives that exhibit β-adrenergic nerve blocking activity and hypotensive activity. These compounds are useful as remedies for conditions such as angina pectoris, irregular pulse, and hypertension. The patent describes a method for preparing these derivatives by reacting specific chemical compounds.

Career Highlights

Oka is associated with Otsuka Pharmaceutical Company, Limited, where he has been involved in innovative research and development. His work has contributed to advancements in pharmaceutical formulations and therapeutic agents.

Collaborations

Hiroaki Oka has collaborated with notable colleagues, including Minoru Uchida and Kazuyuki Nakagawa. Their teamwork has fostered a productive environment for innovation and discovery in the pharmaceutical sector.

Conclusion

Hiroaki Oka's contributions to pharmaceutical chemistry and his innovative patents highlight his role as a significant inventor in the industry. His work continues to impact the development of effective medical treatments.

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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