Youichi Nakano

This inventor holds 7 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 4 EPO patents. Top assignee: Aska Pharmaceutical Co., Ltd.. Active years: 2012-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Youichi Nakano. Retrieved from https://idiyas.com/inventor/youichi-nakano

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

USPTO Granted Patents = 7 (Patent Applications = 1)

% Patents Active = 85.7

CIPO Patents = 1

EPO Patents = 4 (Patent Applications = 1)

Average Co-Inventor Count = 6.0

ph-index = 2

Forward Citations = 23(Granted Patents)

Location History:

Kawasaki, JP (2012 - 2013)
Hachioji, JP (2012 - 2015)
Kanagawa, JP (2020)

Company Filing History:

7 out of 35

Aska Pharmaceutical Co., Ltd.

patents

Years Active: 2012-2025

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12458650 - Urination disorder-improving agent (2025-11-04),

2. 10710967 - Pyrimidine derivative (2020-07-14),

3. 9040536 - Substituted pyrrolo[1,2-a]quinoxalines as PDE9 inhibitors (2015-05-26),

4. 8829000 - Substituted imidazo[1,5-A]quinoxalines as phosphodiesterase 9 inhibitors (2014-09-09),

5. 8377944 - Thienopyrimidine derivatives (2013-02-19),

6. 8299080 - Substituted imidazo[1,5-A] quinoxalines as a PDE9 inhibitor (2012-10-30),

7. 8293754 - Thienopyrimidine derivatives (2012-10-23),

I specialize in innovations, inventions, inventors, patent attorneys, assignees, and patents.

Profile summary based on public USPTO records.