For the Inventor, By the Inventor

Enter assignee name

Kanagawa, Japan

Koken Company, Limited

USPTO Granted Patents = 54

CIPO Patents = 2

EPO Patents = 6

Trademarks = 2

Forward Citations = 1,950

Loading Chart...

Loading Chart...

92 inventors (with patents filed for the assignee):

Teruo Miyata (25 out of 37 patents)

Masayasu Furuse (10 out of 10 patents)

Yasuharu Noishiki (8 out of 9 patents)

4. Takahiro Ochiya (5 out of 44 patents)

5. Taichiro Akiyama (5 out of 13 patents)

6. Kazuhiko Kodaira (4 out of 4 patents)

7. Ken Nakata (3 out of 32 patents)

8. Yu Aso (3 out of 4 patents)

9. Kimi Honma (3 out of 3 patents)

10. Akihiko Sano (3 out of 12 patents)

11. Masaaki Terada (3 out of 8 patents)

12. Keiji Fujioka (3 out of 23 patents)

13. Yoshio Sasaki (3 out of 7 patents)

14. Yoshimitsu Kuroyanagi (3 out of 6 patents)

15. Hiroshi Uno (2 out of 2 patents)

Core Competencies:

Collagen Sponge

Tracheotomy Tube

Cell Culture Carrier

Sustained-Release Formulation

Gene Expression Inhibitor

Bioprosthetic Valve

Antithrombogenic Material

Medical Training Model

Aqueous Atelocollagen Solution

Vascular Prosthesis

Artificial Skin

Hemostatic Agent

54 patents: Sort by Forward Citations

1. 12303613 - High-strength collagen sponge (2025-05-20),

2. 11559603 - High-strength collagen sponge (2023-01-24),

3. 11000659 - Tracheotomy tube having freely openable/closable lateral hole (2021-05-11),

4. 9701937 - Carrier for cultivation of cells (2017-07-11),

5. 9301917 - Sustained-release pharmaceutical composition (2016-04-05),

6. 9257055 - Small intestine endoscope training simulator (2016-02-09),

7. 8742091 - Method of promoting nucleic acid transfer (2014-06-03),

8. 8480408 - Medical training model device (2013-07-09),

9. 8108162 - Load calculation control method and apparatus (2012-01-31),

10. 8106024 - Method of treating cancer with an RPN2 gene expression inhibitor (2012-01-31),

11. 8030361 - Cell culture carrier implantable in vivo (2011-10-04),

12. 8029990 - Cell transfection array for introduction of nucleic acid (2011-10-04),

13. 7052875 - Stable gene preparations (2006-05-30),

14. 7018359 - Inner pressure indicator of cuff (2006-03-28),

15. 6998268 - Gene preparations (2006-02-14),

Koken Company, Limited is a global manufacturing company that specializes in the production of high-quality hand tools and equipment for the automotive, industrial, and medical sectors. With a rich history spanning over a century, Koken has established itself as a leading brand in the industry, known for its innovation, precision, and durability. The company's product range includes torque wrenches, socket sets, pliers, screwdrivers, and various other tools. Committed to customer satisfaction, Koken continuously strives to meet the evolving needs of professionals worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

54 Patents

#51 in Kanagawa

#1,595 in Japan

#12,743 in the World

Kanagawa, Japan

Koken Company, Limited

Forward Citations = 1,950

92 inventors:

Teruo Miyata (25 out of 37 patents)

Masayasu Furuse (10 out of 10 patents)

Yasuharu Noishiki (8 out of 9 patents)

4. Takahiro Ochiya (5 out of 44 patents)

5. Taichiro Akiyama (5 out of 13 patents)

Please report any incorrect information to support@idiyas.com

Loading…