Fuji, Japan

Hajimu Sakamoto

This inventor holds 2 USPTO granted patents. Top assignees: Asahi Kasei Kogyo Kabushiki Kaisha, Dainippon Pharmaceutical Company, Limited. Active years: 1982-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajimu Sakamoto. Retrieved from https://idiyas.com/inventor/hajimu-sakamoto

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 = 2

Forward Citations = 28(Granted Patents)


Company Filing History:


Years Active: 1982-1984

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2 patents (USPTO):Explore Patents

Title: Hajimu Sakamoto: Innovator in Biopharmaceuticals

Introduction

Hajimu Sakamoto is a notable inventor based in Fuji, Japan. He has made significant contributions to the field of biopharmaceuticals, particularly in the stabilization of proteins and the production of plasminogen activators. With a total of 2 patents, Sakamoto's work has the potential to impact medical treatments and therapies.

Latest Patents

Sakamoto's latest patents include a method for stabilizing tumor necrosis factor (TNF) and a process for producing plasminogen activator. The first patent describes a method that involves adding proteins such as albumin, gelatin, globulin, protamine, or their salts to an aqueous solution containing TNF. This method ensures that the TNF remains stable and retains its activity over prolonged periods, even under various storage conditions. The second patent focuses on enhancing the production of plasminogen activator from animal cells by incorporating fumaric acid, malic acid, succinic acid, and glycolic acid into the nutrient solution, resulting in a significant increase in production.

Career Highlights

Throughout his career, Sakamoto has worked with prominent companies in the pharmaceutical industry. He has been associated with Asahi Kasei Kogyo and Dainippon Pharmaceutical Company, where he has contributed to various innovative projects. His expertise in biopharmaceuticals has positioned him as a valuable asset in these organizations.

Collaborations

Sakamoto has collaborated with esteemed colleagues such as Takao Kiyota and Hiroshi Hayashi. These partnerships have fostered a collaborative environment that encourages innovation and the advancement of biopharmaceutical research.

Conclusion

Hajimu Sakamoto's contributions to the field of biopharmaceuticals through his patents and collaborations highlight his role as an influential inventor. His work continues to pave the way for advancements in medical treatments and therapies.

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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