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Forward Citations = 213

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4 inventors (with patents filed for the assignee):

Tat Nin Lui (8 out of 23 patents)

Ping Hay Heun (2 out of 43 patents)

Kam-Tong So (1 out of 1 patent)

4. Tat-Nin Lui (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. D419413 - Electric drill (2000-01-25),

2. D415941 - Electric jigsaw (1999-11-02),

3. D410829 - Rotary driving tool (1999-06-08),

4. D403222 - Chuck for electric drill (1998-12-29),

5. D392530 - Electric drill (1998-03-24),

6. D389384 - Electric drill (1998-01-20),

7. D384032 - Battery pack (1997-09-23),

8. D384031 - Battery pack (1997-09-23),

9. D377893 - Electric drill (1997-02-11),

10. D365408 - Floodlight (1995-12-19),

11. D337710 - Electric hand drill (1993-07-27),

Choon Nang Electrical Appliance Mfty., Ltd. is a leading manufacturer of electrical appliances, specializing in the design and production of high-quality products for domestic and commercial use. With over 20 years of experience in the industry, we are committed to providing our customers with innovative solutions that meet their needs. Our range of products includes kitchen appliances, home electronics, and lighting solutions. Visit our website to learn more about our company and products.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

11 Patents

#278 in Hong Kong

#2,241 in China

#50,159 in the World

Hong Kong, China

Choon Nang Electrical Appliance Mfty., Ltd.

Forward Citations = 213

4 inventors:

Tat Nin Lui (8 out of 23 patents)

Ping Hay Heun (2 out of 43 patents)

Kam-Tong So (1 out of 1 patent)

4. Tat-Nin Lui (1 out of 1 patent)

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