For the Inventor, By the Inventor

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Hong Kong, China

C.j. Associates, Ltd.

USPTO Granted Patents = 39

% Expired Patents = 15.4

Forward Citations = 642

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11 inventors (with patents filed for the assignee):

Chiu Keung Kwan (24 out of 25 patents)

James S Lee (21 out of 28 patents)

James S W Lee (17 out of 17 patents)

4. Chiu-Keung Kwan (9 out of 9 patents)

5. Kwong-Wai Chow (3 out of 8 patents)

6. James S Lee (1 out of 1 patent)

7. Kwan C Keung (1 out of 1 patent)

8. Chiu K Wan (1 out of 1 patent)

9. Chen K Nan (1 out of 1 patent)

10. Chen Kan-Nan (1 out of 1 patent)

11. Chiu Kien-Wan (1 out of 1 patent)

Core Competencies:

Articulating Joints

Molded Products

Action Toys

Toy Figures

Mechanical Gripping Arm

Water Weapons

Coloring Toys

Amusement Devices

Jointed Linkage

Thermosetting Resin

Arcade Toys

Soft-skinned Figures

39 patents: Sort by Forward Citations

1. 6932669 - Jointed linkage system (2005-08-23),

2. 6869331 - Toy figure with articulating joints (2005-03-22),

3. 6830497 - Toy figure with articulating joints (2004-12-14),

4. 6814566 - Jointed support system and method of constructing same (2004-11-09),

5. 6681472 - Method of assembling jointed support system (2004-01-27),

6. 6638136 - Toy figure with articulating joints (2003-10-28),

7. 6610240 - Method of injection molding jointed linkage support (2003-08-26),

8. 6607684 - Method of making a jointed linkage support system (2003-08-19),

9. 6586074 - Molded product and method of manufacture (2003-07-01),

10. 6537130 - Jointed support system and method of constructing same (2003-03-25),

11. 6514119 - Toy figure with articulating joints (2003-02-04),

12. 6482068 - Toy figure with articulating joints (2002-11-19),

13. 6435938 - Toy figure with articulating joints (2002-08-20),

14. 6328625 - Toy figure with articulating joints (2001-12-11),

15. 6287166 - Toy figure with articulating joints (2001-09-11),

C.J. Associates, Ltd. is a Hong Kong-based company specializing in the development and manufacturing of advanced technological solutions. The organization focuses on various sectors, including electronics, telecommunications, and engineering services, aiming to deliver innovative products that meet the evolving needs of its clients. With a commitment to quality and excellence, C.J. Associates leverages its expertise to enhance operational efficiencies and drive technological advancements in the region and beyond.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

39 Patents

#87 in

#811 in HK

#17,413 in the World

Hong Kong, China

C.j. Associates, Ltd.

Forward Citations = 642

11 inventors:

Chiu Keung Kwan (24 out of 25 patents)

James S Lee (21 out of 28 patents)

James S W Lee (17 out of 17 patents)

4. Chiu-Keung Kwan (9 out of 9 patents)

5. Kwong-Wai Chow (3 out of 8 patents)

Please report any incorrect information to [email protected]

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