Trademarks = 1

Forward Citations = 12

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3 inventors (with patents filed for the assignee):

Makoto Kawai (1 out of 7 patents)

Akiyoshi Kawai (1 out of 16 patents)

Takafumi Ikeda (1 out of 12 patents)

2 patents: Sort by Forward Citations

1. 6048880 - Pyridylfuran and pyridylthiophene compounds (2000-04-11),

2. 5861402 - 1,4-dihydropyridine compounds (1999-01-19),

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USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#4,361 in Tokyo

#11,124 in Japan

Tokyo, Japan

Pfizer Pharmaceuticals, Inc.

Forward Citations = 12

3 inventors:

Makoto Kawai (1 out of 7 patents)

Akiyoshi Kawai (1 out of 16 patents)

Takafumi Ikeda (1 out of 12 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pfizer Pharmaceuticals, Inc.. Retrieved from https://idiyas.com/company/pfizer-pharmaceuticals

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

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]