For the Inventor, By the Inventor

Enter assignee name

Wheeling, IL, United States of America

Vtech Industries, Inc.

USPTO Granted Patents = 31

Trademarks = 1

Forward Citations = 434

Loading Chart...

Loading Chart...

30 inventors (with patents filed for the assignee):

Chi K Chow (6 out of 7 patents)

Frederick L Tsang (5 out of 7 patents)

Ka-Wah Chow (4 out of 4 patents)

4. Pui-Chung Lau (3 out of 3 patents)

5. Chung P Lau (3 out of 3 patents)

6. Kwok K Fung (2 out of 2 patents)

7. Terence T Poon (2 out of 2 patents)

8. John E Nemazi (1 out of 76 patents)

9. Arthur J Valentz (1 out of 17 patents)

10. Thomas E Ludwig (1 out of 8 patents)

11. Viljo K Valavaara (1 out of 11 patents)

12. Richard B Mazursky (1 out of 8 patents)

13. David M Waskin (1 out of 1 patent)

14. Steven N Taylor (1 out of 1 patent)

15. Ip-Sing Au (1 out of 1 patent)

31 patents: Sort by Forward Citations

1. D1143107 - SKYLIGHT FRAME WITH DRAIN NOTCH (2026-08-18),

2. D407748 - Electronic educational game housing (1999-04-06),

3. D402647 - Keyboard housing (1998-12-15),

4. D388120 - Electronic educational game housing (1997-12-23),

5. D387814 - Infant activity gymnasium unit (1997-12-16),

6. 5696791 - Apparatus and method for decoding a sequence of digitally encoded data (1997-12-09),

7. D381685 - Electronic educational game housing (1997-07-29),

8. D380231 - Electronic educational game housing (1997-06-24),

9. D374691 - Infant activity gymnasium unit (1996-10-15),

10. D369831 - Electronic educational game housing (1996-05-14),

11. D366499 - Housing for an electronic educational game (1996-01-23),

12. 5478268 - Electronic educational toy apparatus (1995-12-26),

13. D363511 - Housing for electronic drawing toy (1995-10-24),

14. 5455912 - High speed/low overhead bus arbitration apparatus and method for (1995-10-03),

15. D360224 - Housing for an electronic instructional game apparatus (1995-07-11),

Vtech Industries, Inc. is a leading manufacturer of innovative electronic toys and communication devices for children. With a focus on educational and interactive products, Vtech aims to inspire creativity and learning in young minds. Our diverse product range includes electronic learning toys, tablets, cameras, and more. Visit our website to explore our latest offerings and learn more about our commitment to quality and innovation.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

31 Patents

#4 in Wheeling, IL

#586 in Illinois

#10,900 in US

#21,195 in the World

Wheeling, IL, United States of America

Vtech Industries, Inc.

Forward Citations = 434

30 inventors:

Chi K Chow (6 out of 7 patents)

Frederick L Tsang (5 out of 7 patents)

Ka-Wah Chow (4 out of 4 patents)

4. Pui-Chung Lau (3 out of 3 patents)

5. Chung P Lau (3 out of 3 patents)

Please report any incorrect information to [email protected]

Loading…