Amagasaki, Japan

Keiji Fujioka

This inventor holds 23 USPTO granted patents, primarily in Pharmaceutical Formulations. Top assignees: Sumitomo Pharmaceuticals Company Limited, Sumitomo Chemical Company, Limited, Koken Company, Limited. Active years: 1980-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Fujioka. Retrieved from https://idiyas.com/inventor/keiji-fujioka

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 = 4.1

ph-index = 14

Forward Citations = 973(Granted Patents)


Location History:

  • Hyogo, JP (1990)
  • Ibaraki, JP (1982 - 1991)
  • Amagasaki, JP (1980 - 1998)
  • Hyogo Prefecture, JP (1998)
  • Toyonaka, JP (1998)

Company Filing History:


Years Active: 1980-1998

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Areas of Expertise:
Controlled Release
Pharmaceutical Preparation
Sustained Release
Injection Composition
Solid Preparation
Antimicrobial Formulation
Interferon Activity
Growth Hormone
Drug Administration
Porous Formulations
Molded Product
Urokinase Injection
23 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Keiji Fujioka

Introduction

Keiji Fujioka, an accomplished inventor based in Amagasaki, Japan, has made significant strides in the field of pharmaceuticals with a remarkable portfolio of 23 patents. His work primarily focuses on drug formulations and delivery systems, showcasing his commitment to enhancing therapeutic efficacy through innovative techniques.

Latest Patents

Among Fujioka's latest patents is a "Controlled release drug formulation of open end cylindrical rod form". This invention is designed to produce sustained therapeutic efficacy by releasing at least one water-soluble drug over an extended period at a substantially constant rate. Another pertinent patent involved "Equipment for intracerebral administration of preparations", which aims to improve the delivery of medications directly into the brain. These advancements highlight his dedication to addressing complex medical challenges through inventive solutions.

Career Highlights

Throughout his career, Fujioka has worked with notable companies such as Sumitomo Pharmaceuticals Company Limited and Sumitomo Chemical Company, Limited. His tenure at these prestigious institutions has enabled him to push the boundaries of pharmaceutical innovation and collaborate with leading experts in the field. His distinguished career is marked by his commitment to developing new drug therapies and administration technologies.

Collaborations

Keiji Fujioka has collaborated with esteemed colleagues like Shigeji Sato and Yoshihiro Takada. Together, they have contributed to pioneering projects that enhance drug delivery systems and therapeutic outcomes. These collaborations not only illustrate his teamwork spirit but also underline the importance of joint efforts in fostering innovation in the pharmaceutical industry.

Conclusion

In conclusion, Keiji Fujioka stands out as a vital contributor to the field of pharmaceuticals with his innovative inventions and strategic collaborations. His 23 patents reflect a profound understanding of drug development and delivery, paving the way for advancements that can greatly benefit patient care and treatment efficacy. Fujioka’s ongoing commitment to research and innovation is set to leave a lasting impact on the medical landscape.

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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