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For the Inventor, By the Inventor

Carlsbad, CA, United States of America

Hisamitsu Pharmaceutical Company, Inc.


USPTO Granted Patents = 375



Trademarks = 82

Forward Citations = 5,114

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622 inventors (with patents filed for the assignee):

goldMedal Naruhito Higo (41 out of 42 patents)

silverMedal Shigeo Kusumi (38 out of 38 patents)

bronzeMedal Seiji Tokumoto (33 out of 34 patents)

4.  Nobuo Tsutsumi (30 out of 30 patents)

5.  Yasunori Takada (24 out of 24 patents)

6.  Kanji Noda (22 out of 22 patents)

7.  Akira Nakagawa (22 out of 22 patents)

8.  Sayaka Mochizuki (19 out of 19 patents)

9.  Masakazu Shigiishi (19 out of 19 patents)

10.  Takashi Yasukochi (16 out of 16 patents)

11.  Hiroyuki Ide (16 out of 16 patents)

12.  Tetsuro Tateishi (15 out of 16 patents)

13.  Takeshi Goto (13 out of 14 patents)

14.  Makoto Ogura (12 out of 13 patents)

15.  Yasuhiro Ikeura (12 out of 13 patents)


Core Competencies:
Transdermal Patches
Microneedle Technology
Adhesive Layer Composition
Pharmaceutical Formulations
Skin Permeability
Drug Delivery Systems
Cooling Sheets
Pain Management
Asenapine Formulations
Ropinirole Delivery
Lidocaine Patches
Emulsified Gel Compositions

375 patents:

1. 12440452 - Ropinirole-containing patch and method for improving skin permeability of ropinirole (2025-10-14),
2. 12343329 - Method for suppressing production of asenapine-N-oxide (2025-07-01),
3. D1076675 - Packing container (2025-05-27),
4. 12297380 - Method for producing adhesive layer composition for producing cooling sheet, method for producing cooling sheet, and cooling sheet (2025-05-13),
5. 12290653 - Microneedle sheet production method and microneedle sheet (2025-05-06),
6. D1066041 - Packing container (2025-03-11),
7. 12233156 - Microneedle device and method for producing the same (2025-02-25),
8. D1062470 - Packing container (2025-02-18),
9. 12186287 - Lidocaine-containing patch (2025-01-07),
10. 12178922 - Patch with DMSO in adhesive layer (2024-12-31),
11. 12172819 - Packaging bag and packaging body (2024-12-24),
12. 12151030 - Adhesive patch (2024-11-26),
13. 11903915 - Poultice (2024-02-20),
14. D1014284 - Spray container (2024-02-13),
15. 11872320 - Method for treating osteoarthritis (2024-01-16),
Hisamitsu Pharmaceutical Co., Inc. is a global pharmaceutical company based in Japan. With a mission to promote the health and well-being of people worldwide, Hisamitsu focuses on the research, development, and manufacturing of innovative pharmaceutical products. The company's diverse range of products includes prescription drugs, over-the-counter medications, and health supplements. Their commitment to quality and customer satisfaction has made Hisamitsu a trusted name in the pharmaceutical industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

375 Patents

#10 in Carlsbad, CA

#268 in California

#1,190 in US

#2,387 in the World

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Carlsbad, CA, United States of America

Hisamitsu Pharmaceutical Company, Inc.

Forward Citations = 5,114

622 inventors:

goldMedal Naruhito Higo (41 out of 42 patents)

silverMedal Shigeo Kusumi (38 out of 38 patents)

bronzeMedal Seiji Tokumoto (33 out of 34 patents)

4.  Nobuo Tsutsumi (30 out of 30 patents)

5.  Yasunori Takada (24 out of 24 patents)

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