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For the Inventor, By the Inventor

Osaka, Japan

Km Transderm Ltd.

Calculating rank
USPTO Granted Patents = 8



Forward Citations = 14

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21 inventors (with patents filed for the assignee):

goldMedal Masaoki Goto (8 out of 8 patents)

silverMedal Atsuyo Hamada (4 out of 4 patents)

bronzeMedal Hiroyuki Ogino (3 out of 3 patents)

4.  Mitsuji Akazawa (3 out of 9 patents)

5.  Sadao Yukimoto (3 out of 3 patents)

6.  Sun-Woo Jang (3 out of 5 patents)

7.  Chang-Yell Shin (3 out of 3 patents)

8.  Kwang-Ho Cha (3 out of 3 patents)

9.  Hae-Sun Kim (3 out of 4 patents)

10.  Hyun-Jung Kim (3 out of 3 patents)

11.  Markus Bee (1 out of 5 patents)

12.  Helena Gallinger (1 out of 1 patent)

13.  Alexander Saifert (1 out of 1 patent)

14.  Georg Schlögel (1 out of 1 patent)

15.  Akio Nishiura (1 out of 1 patent)


8 patents:

1. 12527749 - Percutaneous absorption preparation comprising donepezil with improved stability (2026-01-20),
2. 12459151 - Tool set for manufacturing adhesive patches, method of manufacturing an adhesive patch and adhesive layering (2025-11-04),
3. 12168073 - Percutaneous absorption preparation comprising stabilized donepezil (2024-12-17),
4. 11992562 - Percutaneous absorption preparation for treating dementia comprising donepezil (2024-05-28),
5. 11786480 - Transdermally absorbable preparation (2023-10-17),
6. 10758494 - Rivastigmine-containing adhesive patch (2020-09-01),
7. 10314791 - Adhesive sheet for attachment to skin and percutaneous absorption preparation using same (2019-06-11),
8. 9895320 - Transdermal patch with different viscosity hydrocarbon oils in the drug layer and the adhesive layer (2018-02-20),
Company Overview
Km Transderm Ltd. is a pharmaceutical company specializing in transdermal drug delivery systems. With cutting-edge technology and a team of experts in the field, we develop innovative solutions for delivering medications through the skin. Our products offer improved efficacy, convenience, and patient compliance. Visit our website to learn more about our services and products.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

8 Patents

#543 in Osaka

#5,050 in Japan

Osaka, JP
Osaka, Japan

Km Transderm Ltd.

Forward Citations = 14

21 inventors:

goldMedal Masaoki Goto (8 out of 8 patents)

silverMedal Atsuyo Hamada (4 out of 4 patents)

bronzeMedal Hiroyuki Ogino (3 out of 3 patents)

4.  Mitsuji Akazawa (3 out of 9 patents)

5.  Sadao Yukimoto (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Km Transderm Ltd.. Retrieved from https://idiyas.com/company/km-transderm

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]
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