Hiroshi Marusawa

This inventor holds 9 USPTO granted patents. Top assignees: Fujisawa Pharmaceutical Company, Ltd., Ujisawa Pharmaceutical Co., Ltd.. Active years: 1990-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Marusawa. Retrieved from https://idiyas.com/inventor/hiroshi-marusawa-6r0b4cnu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 5.7

ph-index = 6

Forward Citations = 92(Granted Patents)

Location History:

Tsukuba, JP (1990 - 1993)
Yokohama, JP (1994 - 1997)

Company Filing History:

8 out of 940

Fujisawa Pharmaceutical Company, Ltd.

patents

1 out of 1

Ujisawa Pharmaceutical Co., Ltd.

patent

Years Active: 1990-1997

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5624931 - Pyrazole derivatives (1997-04-29),

2. 5491132 - Amino acid derivatives, a process for the preparation thereof and (1996-02-13),

3. 5478827 - Pyrazole derivatives (1995-12-26),

4. 5356897 - 3-(heteroaryl)-pyrazololi[1,5-a]pyrimidines (1994-10-18),

5. 5223489 - Amino acid derivatives, processes for the preparation thereof and (1993-06-29),

6. 5142048 - Intermediate for preparation of amino acid derivatives (1992-08-25),

7. 4929639 - Oxygen-containing heterocyclic compound (1990-05-29),

8. 4921855 - New Histidyl amino acid derivatives, and pharmaceutical composition (1990-05-01),

9. 4916152 - Pyrrolidine derivatives as antiasthmatics (1990-04-10),

Title: Innovative Contributions of Hiroshi Marusawa: A Focused Inventor in Pharmaceuticals

Introduction

Hiroshi Marusawa, a prominent inventor based in Tsukuba, Japan, has made significant contributions to the field of pharmaceuticals. With a total of 9 patents to his name, he has focused his research on developing innovative compounds with therapeutic applications.

Latest Patents

Among his latest patents, Marusawa has developed pyrazole derivatives that are useful for inhibiting the production of Interleukin-1 (IL-1) and tumor necrosis factor (TNF). These compounds are represented by a specific formula and have potential applications in treating inflammatory conditions. Another notable invention includes novel amino acid derivatives and their pharmaceutically acceptable salts. These derivatives are aimed at treating or preventing conditions such as hypertension, heart failure, renal diseases, and glaucoma, showcasing Marusawa's commitment to advancing medical science.

Career Highlights

Throughout his career, Hiroshi Marusawa has worked with various pharmaceutical companies, notably Fujisawa Pharmaceutical Company, Ltd. and Ujisawa Pharmaceutical Co., Ltd. His work in these organizations has enabled him to translate innovative ideas into tangible inventions, significantly impacting the pharmaceutical landscape.

Collaborations

In the realm of innovation, collaboration plays a vital role. Marusawa has collaborated with esteemed colleagues such as Masashi Hashimoto and Hirokazu Tanaka. Their collective efforts have fostered an environment of ingenuity and have driven forward the development of groundbreaking solutions in the industry.

Conclusion

Hiroshi Marusawa's dedication to innovation in pharmaceuticals is evident through his numerous patents and collaborative efforts. His contributions serve as an inspiration for aspiring inventors and highlight the importance of research and development in improving healthcare outcomes. As the field continues to evolve, inventors like Marusawa will undoubtedly play a crucial role in shaping the future of medicine.

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]