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Sankyo Company, Limited

USPTO Granted Patents = 613

CIPO Patents = 2

EPO Patents = 4

Trademarks = 11

Forward Citations = 5,683

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758 inventors (with patents filed for the assignee):

Takao Yoshioka (53 out of 53 patents)

Tomoyuki Kurumada (35 out of 36 patents)

Hiroyuki Koike (32 out of 41 patents)

4. Hiroaki Yanagisawa (30 out of 38 patents)

5. Hiroyoshi Horikoshi (30 out of 30 patents)

6. Takashi Fujita (30 out of 163 patents)

7. Toshihiko Fujiwara (25 out of 28 patents)

8. Koichi Fujimoto (23 out of 23 patents)

9. Syoji Morimura (23 out of 23 patents)

10. Atsusuke Terada (22 out of 22 patents)

11. Yoshio Iizuka (21 out of 73 patents)

12. Koichi Kojima (21 out of 23 patents)

13. Sadao Ishihara (20 out of 20 patents)

14. Yasuhiro Morisawa (19 out of 19 patents)

15. Akira Terahara (19 out of 19 patents)

Core Competencies:

Antibody Targeting Osteoclast-Associated Protein

Sphingosine Kinase Type 2 Isoform

Oligonucleotides

Cyclic Amine Derivative

Medicinal Composition

Antitumor Agent

Oligosaccharide Derivative

Diabetes Remedy

Liver Regeneration Promoter

Antibacterial Compound

Phenylene Derivative

Triazole Fungicide

613 patents: Sort by Forward Citations

1. 8980272 - Antibody targeting osteoclast-associated protein (2015-03-17),

2. 8967721 - Headrest support device (2015-03-03),

3. 8572933 - Method for manufacturing soft capsule and apparatus for manufacturing the same (2013-11-05),

4. 8263349 - Antibody specific for a mammalian sphingosine kinase type 2 isoform protein and methods of use thereof (2012-09-11),

5. 8106079 - Intermediate of 6-substituted-1-methyl-1-H-benzimidazole derivative and method for producing same (2012-01-31),

6. 8067396 - Amino alcohol compounds or phosphonic acid derivatives thereof (2011-11-29),

7. 7994152 - Method of treating a cancer by administering A 2',5′-oligoadenylate analog (2011-08-09),

8. 7943584 - Medicinal composition containing diabetes remedy (2011-05-17),

9. 7910617 - Method for suppressing the number of peripheral blood lymphocytes using an amino alcohol compound (2011-03-22),

10. 7906639 - Oligonucleotides having a 2'-O,4′-C-ethylene nucleotide in the third position of the 3′-end (2011-03-15),

11. 7863243 - Anti-tumor agent (2011-01-04),

12. 7855056 - Antibody against tumor specific antigen as target (2010-12-21),

13. 7829580 - Cyclic amine derivative having heteroaryl ring (2010-11-09),

14. 7816552 - Intermediate of 6-substituted 1-methyl-1-H-benzimidazole derivative and method for producing same (2010-10-19),

15. 7811556 - Polymeric modifiers and pharmaceutical compositions (2010-10-12),

Sankyo Company, Limited is a Japanese company operating in various industries such as construction, real estate, and energy sectors. With over 50 years of experience, Sankyo has established itself as a leading player in the global market. The company focuses on delivering innovative solutions and services to its clients, while maintaining a strong commitment to sustainability and social responsibility. Sankyo is known for its high-quality products and dedication to customer satisfaction.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

613 Patents

#139 in Tokyo

#317 in Japan

#1,562 in the World

Sankyo Company, Limited

Forward Citations = 5,683

758 inventors:

Takao Yoshioka (53 out of 53 patents)

Tomoyuki Kurumada (35 out of 36 patents)

Hiroyuki Koike (32 out of 41 patents)

4. Hiroaki Yanagisawa (30 out of 38 patents)

5. Hiroyoshi Horikoshi (30 out of 30 patents)

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