For the Inventor, By the Inventor

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Wheeling, IL, United States of America

Vtech Industries, Inc.

USPTO Granted Patents = 31

Trademarks = 1

Forward Citations = 434

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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)

Core Competencies:

Electronic Educational Game

Infant Activity Gymnasium

Toy Housing

Educational Toy

Game Apparatus

Activity Toy

Instructional Game

Electronic Toy

Data Decoding

Toy Design

Pressure Intensifier

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),

Company Overview

Vtech Industries, Inc. is a leading global provider of electronic learning products and telecommunications solutions. The company specializes in developing innovative educational toys, including interactive learning systems and electronic books, aimed at enhancing children's learning experiences. Additionally, Vtech offers a range of telecommunications devices, such as cordless phones and video monitors, catering to both consumer and business markets. Headquartered in Wheeling, Illinois, Vtech is committed to leveraging technology to create engaging and effective products for families worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

31 Patents

#4 in Wheeling, IL

#587 in Illinois

#10,921 in US

#21,238 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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Vtech Industries, Inc.. Retrieved from https://idiyas.com/company/vtech-industries

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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