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For the Inventor, By the Inventor

Tsukuba, Japan

Natsuko Kayakiri

This inventor holds 18 USPTO granted patents and 1 published patent application. Top assignees: Fujisawa Pharmaceutical Company, Ltd., Astellas Pharma Gmbh, Ujisawa Pharmaceutical Co., Ltd.. Active years: 1990-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Natsuko Kayakiri. Retrieved from https://idiyas.com/inventor/natsuko-kayakiri

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

USPTO Granted Patents = 18 

% Patents Active = 77.8

Average Co-Inventor Count = 5.9

ph-index = 8

Forward Citations = 250(Granted Patents)


Location History:

  • Tsukuba, JP (1990 - 1999)
  • Ibaraki, JP (1999)
  • Suita, JP (2001 - 2007)
  • Osaka, JP (2007)

Company Filing History:

goldMedal15 out of 940 
 
Fujisawa Pharmaceutical Company, Ltd.
 patents
silverMedal2 out of 424 
 
Astellas Pharma Gmbh
 patents
bronzeMedal1 out of 1 
 
Ujisawa Pharmaceutical Co., Ltd.
 patent

Years Active: 1990-2007

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18 patents (USPTO):Explore Patents
1. 7183306 - Pyrazole derivatives (2007-02-27),
2. 7166598 - Piperazine derivatives (2007-01-23),
3. 6489324 - Piperazine compounds as inhibitors of MMP or TNF (2002-12-03),
4. 6384080 - Anthranilic acid derivatives as inhibitors of the cGMP-phosphodiesterase (2002-05-07),
5. 6333324 - Piperazine compounds as inhibitors of MMP or TNF (2001-12-25),
6. 6008230 - Quinoline compounds as H.sup.+ -ATPases (1999-12-28),
7. 5888972 - Peptide compounds, their preparation and uses (1999-03-30),
8. 5858995 - Benzofuran derivatives useful as inhibitors of bone resorption (1999-01-12),
9. 5656604 - Peptide compound and its preparation (1997-08-12),
10. 5538950 - Endothelin antagonists and their preparation (1996-07-23),
11. 5430022 - Peptide compound and its preparation (1995-07-04),
12. 5312829 - Indole derivatives (1994-05-17),
13. 5283251 - Indole derivatives (1994-02-01),
14. 5223489 - Amino acid derivatives, processes for the preparation thereof and (1993-06-29),
15. 5212320 - Indole derivatives and their use for testosterone (1993-05-18),

Title: The Innovations of Natsuko Kayakiri

Introduction

Natsuko Kayakiri, a prominent inventor based in Tsukuba, Japan, has made significant contributions to the field of pharmaceuticals with a remarkable portfolio of 18 patents. Her innovative spirit and dedication have led to breakthroughs in medicinal compounds, establishing her as a noteworthy figure in the industry.

Latest Patents

Among Natsuko's latest patents are her discoveries related to pyrazole derivatives, which consist of a compound formula where R is either hydrogen or a lower alkyl. Additionally, she has developed piperazine derivatives that include formulas detailing their components as defined in her descriptions. These compounds have been recognized for their potential in treating or preventing Tachykinin-mediated diseases in both humans and animals, showcasing Natsuko's commitment to advancing healthcare through her inventions.

Career Highlights

Throughout her career, Natsuko has contributed her expertise to notable organizations such as Fujisawa Pharmaceutical Company, Ltd. and Astellas Pharma GmbH. Her work in these companies exemplifies her role in a network of innovative researchers and her impact on the pharmaceutical landscape.

Collaborations

Natsuko has collaborated with esteemed colleagues like Masahiro Neya and Masashi Hashimoto. These partnerships have fostered a culture of innovation and have been instrumental in driving her research forward. Together, they have worked diligently to develop therapies that address complex medical conditions.

Conclusion

Natsuko Kayakiri's contributions to the field of pharmaceuticals, highlighted by her extensive patent portfolio and collaborative efforts, underscore her significance as an inventor. Her dedication to innovation aims to improve health outcomes, making her a valuable asset to the scientific community.

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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