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Lederle (Japan), Ltd.

USPTO Granted Patents = 28

Forward Citations = 502

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49 inventors (with patents filed for the assignee):

Toshio Kumagai (8 out of 9 patents)

Satoshi Tamai (7 out of 7 patents)

Yunosuke Nagase (6 out of 6 patents)

4. Takao Abe (6 out of 6 patents)

5. Yoshimitsu Nagao (5 out of 5 patents)

6. Yoshisuke Machida (4 out of 4 patents)

7. Hiroshi Matsunaga (4 out of 5 patents)

8. Muneo Hikida (4 out of 4 patents)

9. Masami Ohsawa (4 out of 4 patents)

10. Chisato Sato (4 out of 4 patents)

11. Takeshi Isoda (3 out of 15 patents)

12. Toru Hirano (3 out of 9 patents)

13. Ikuo Kishi (3 out of 4 patents)

14. Akio Tanaka (3 out of 3 patents)

15. Ado Mihira (3 out of 3 patents)

Core Competencies:

Photodynamic Therapy

Carbapenem Derivatives

Thiol Compounds

Optical Fiber Laser

Anti-Cancer Activity

Anti-Inflammatory

Ointment Base

Micro-Emulsion

Azetidin Derivatives

Sodium Cephemcarboxylate

Analgesic Patch

Antibacterial Methods

28 patents: Sort by Forward Citations

1. 5976175 - Fiber optic laser conducting probe for photodynamic therapy (1999-11-02),

2. 5886172 - Carbapenem-3-carboxylic acid ester derivatives (1999-03-23),

3. 5783703 - Sulfur-containing compounds method for their use and prodction (1998-07-21),

4. 5679790 - 2-�1-(1,3-thiazolin-2-yl)azetidin-3-yl!thio-carbapenem derivatives (1997-10-21),

5. 5659043 - Thiol compounds (1997-08-19),

6. 5579423 - Optical fiber laser device (1996-11-26),

7. 5534510 - 2-[1-(1,3-thiazolin-2-yl)azetidin-3-yl]thio-carbapenem derivatives (1996-07-09),

8. 5530780 - Fiber optic laser conducting and diffusion device (1996-06-25),

9. 5412103 - Process for preparing (1R,5S,6S)-2-[(6,7-dihydro-5H-pyrazolo (1995-05-02),

10. 5361316 - Optical fiber laser device for transmitting a pulse laser beam (1994-11-01),

11. 5241073 - Process for preparing (1R,5S,6S)-2-[(6,7-dihydro-5H-pyrazolo (1993-08-31),

12. 5182267 - Anti-cancer activity potentiator (1993-01-26),

13. 5116621 - Anti-inflammatory analgesic patch (1992-05-26),

14. 5052384 - Breathing apparatus (1991-10-01),

15. 5039699 - Anti-peptic ulcer agent (1991-08-13),

Company Overview

Lederle (Japan), Ltd. is a prominent entity in the pharmaceutical sector, specializing in the development and manufacturing of innovative medical products. The company focuses on a range of therapeutic areas, contributing significantly to healthcare advancements. With a commitment to research and development, Lederle leverages cutting-edge technologies to enhance drug efficacy and patient outcomes. Operating from its headquarters in Tokyo, the organization plays a vital role in the Japanese and broader Asian healthcare markets.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

28 Patents

#1,113 in Tokyo

#2,413 in Japan

#23,262 in the World

Lederle (Japan), Ltd.

Forward Citations = 502

49 inventors:

Toshio Kumagai (8 out of 9 patents)

Satoshi Tamai (7 out of 7 patents)

Yunosuke Nagase (6 out of 6 patents)

4. Takao Abe (6 out of 6 patents)

5. Yoshimitsu Nagao (5 out of 5 patents)

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

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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