logo

For the Inventor, By the Inventor

Atsugi, Japan

Katsuhiko Miyasaka

This inventor holds 8 USPTO granted patents. Top assignees: Teikoku Hormone Mfg. Co., Ltd., Teikoku Hormone Manufacturing Co., Ltd.. Active years: 1980-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuhiko Miyasaka. Retrieved from https://idiyas.com/inventor/katsuhiko-miyasaka

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 8.8

ph-index = 2

Forward Citations = 48(Granted Patents)


Company Filing History:

goldMedal7 out of 44 
 
Teikoku Hormone Mfg. Co., Ltd.
 patents
silverMedal1 out of 1 
 
Teikoku Hormone Manufacturing Co., Ltd.
 patent

Years Active: 1980-1993

Loading Chart...
8 patents (USPTO):Explore Patents
1. 5221674 - Pyridazinone derivatives (1993-06-22),
2. 5130314 - Carbostyril substituted pyridazinones (1992-07-14),
3. 5082844 - Pyridazinone derivatives (1992-01-21),
4. 4910216 - 2-(3,5-dimethyl-4-hydroxyphenyl)indole derivatives (1990-03-20),
5. 4695581 - 2-(3,5-dialkyl-4-hydroxyphenyl)indole derivatives (1987-09-22),
6. 4673692 - Diphenylmethylimine derivatives, their compositions and pharmaceutical (1987-06-16),
7. 4337256 - 1-Phenyl isoquinoline-5-acetic acid compounds and analgesic compositions (1982-06-29),
8. 4230703 - 11-Oxodibenz(b,e)azepines (1980-10-28),

Title: Katsuhiko Miyasaka: Innovator in Pyridazinone Derivatives

Introduction: Katsuhiko Miyasaka, based in Atsugi, Japan, is a notable inventor recognized for his contributions to medicinal chemistry. With a remarkable portfolio comprising 8 patents, he has made significant advancements in the treatment of diseases related to the circulatory system.

Latest Patents: His latest patents feature innovative pyridazinone derivatives and carbostyril substituted pyridazinones. The first invention details a pyridazinone compound where Ar can adopt various structures, with R groups that may include hydrogen atoms, lower alkyl groups, trifluoromethyl groups, halogen atoms, cyano groups, or nitro groups. This compound is notably useful for treating circulatory system diseases. The second patent also involves a similar pyridazinone structure, expanding possibilities for therapeutic uses in the same medical field.

Career Highlights: Throughout his career, Miyasaka has worked with prestigious companies such as Teikoku Hormone Manufacturing Co., Ltd. and Teikoku Hormone Manufacturing Co., Ltd. His experience in these institutions has allowed him to refine his skills as a chemist and innovator.

Collaborations: Miyasaka has collaborated with esteemed colleagues, including Yasushi Suzuki and Nobuyoshi Minami. Together, they have explored various avenues of research and development within the field of medicinal chemistry.

Conclusion: Katsuhiko Miyasaka stands out as an influential inventor whose work with pyridazinone derivatives continues to impact medical research. His patents not only showcase his innovative spirit but also reflect a commitment to creating treatments that benefit patients with circulatory system diseases.

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]
Loading…