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For the Inventor, By the Inventor

Kagawa, Japan

Teikoku Seiyaku Co., Ltd.


USPTO Granted Patents = 95



Trademarks = 3

Forward Citations = 641

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125 inventors (with patents filed for the assignee):

goldMedal Katsuyuki Inoo (13 out of 13 patents)

silverMedal Masanori Uematsu (10 out of 10 patents)

bronzeMedal Masahiro Yamaji (10 out of 10 patents)

4.  Satoshi Kawakami (9 out of 9 patents)

5.  Kenichi Hattori (9 out of 9 patents)

6.  Takashi Kamakura (8 out of 8 patents)

7.  Taiki Shibata (7 out of 7 patents)

8.  Manabu Sogabe (6 out of 6 patents)

9.  Sadanobu Shirai (6 out of 9 patents)

10.  Mamoru Naruse (6 out of 6 patents)

11.  Kunihiko Matsushita (6 out of 6 patents)

12.  Toshikuni Kawaji (6 out of 6 patents)

13.  Akiko Katayama (5 out of 5 patents)

14.  Akihiro Hasui (5 out of 5 patents)

15.  Yukiko Inamoto (5 out of 9 patents)


Core Competencies:
Transdermal Delivery
Medical Adhesives
Iontophoresis Devices
Adhesive Patches
Pharmaceutical Compositions
Pain Management Patches
Hydrogel Sheets
Extended Release Formulations
Water-Based Adhesives
Sphingosine-1-Phosphate Agonists
External Use Patches
Analgesic Preparations

95 patents:

1. 12290501 - Rivastigmine-containing transdermal absorption preparation (2025-05-06),
2. D1068467 - Packaging carton (2025-04-01),
3. D979844 - Hand care sheet (2023-02-28),
4. 11547676 - Extended buprenorphine transdermal delivery compositions and methods for using the same (2023-01-10),
5. 11382870 - Risperidone-containing patch (2022-07-12),
6. 11179346 - Rupatadine-containing patch (2021-11-23),
7. 11179345 - Water-based adhesive patch (2021-11-23),
8. D932634 - Medical patch (2021-10-05),
9. 11077069 - Adhesive polymer and medical adhesive patch (2021-08-03),
10. 10695335 - Patch preparation (2020-06-30),
11. 10675254 - Sphingosine-1-phosphate receptor agonist iontophoretic devices and methods of using the same (2020-06-09),
12. 10583043 - Backing having three-layer structure and aqueous patch using the backing (2020-03-10),
13. 10435196 - Receiving container (2019-10-08),
14. 10376474 - Fentanyl-containing patch for external use (2019-08-13),
15. 10342968 - Electrode pad used for iontophoresis treatment (2019-07-09),
Teikoku Seiyaku Co., Ltd. is a pharmaceutical company based in Japan. They specialize in the research, development, and manufacturing of innovative pharmaceutical products. With a focus on improving the quality of life for patients, Teikoku Seiyaku strives to provide advanced medical solutions globally. Their expertise lies in the fields of dermatology, cardiovascular medicine, and pain management. Their commitment to continuous innovation and quality has made them a respected name in the industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

95 Patents

#2 in Kagawa

#1,127 in Japan

#7,902 in the World

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Kagawa, Japan

Teikoku Seiyaku Co., Ltd.

Forward Citations = 641

125 inventors:

goldMedal Katsuyuki Inoo (13 out of 13 patents)

silverMedal Masanori Uematsu (10 out of 10 patents)

bronzeMedal Masahiro Yamaji (10 out of 10 patents)

4.  Satoshi Kawakami (9 out of 9 patents)

5.  Kenichi Hattori (9 out of 9 patents)

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