Dr. Japan Co., Ltd.

Calculating rank

USPTO Granted Patents = 4

% Expired Patents = 50.0

Forward Citations = 113

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2 inventors (with patents filed for the assignee):

Akio Higuchi (4 out of 5 patents)

Hayato Hyugaji (4 out of 4 patents)

4 patents: Sort by Forward Citations

1. 7070583 - Medical bevel needle (2006-07-04),

2. 6551289 - Outer needle of anesthetic needle assembly for epidural (2003-04-22),

3. 6375664 - Mandrin of medical anesthetic needle and method of manufacturing same (2002-04-23),

4. 6375641 - Medical anesthetic needle (2002-04-23),

Company Overview

Founded in 1998, Dr. Japan Co., Ltd. is a leading manufacturer and distributor of high-quality skincare products in Japan. With a strong focus on innovation and research, we strive to provide our customers with effective and safe beauty solutions. Our extensive product line includes facial creams, masks, serums, and more, all formulated with natural ingredients to enhance skin health and radiance.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

4 Patents

#3,059 in Tokyo

#7,591 in Japan

Tokyo, Japan

Dr. Japan Co., Ltd.

Forward Citations = 113

2 inventors:

Akio Higuchi (4 out of 5 patents)

Hayato Hyugaji (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dr. Japan Co., Ltd.. Retrieved from https://idiyas.com/company/dr-japan-company

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]