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For the Inventor, By the Inventor

Hong Kong, China

Kai C Yau

USPTO Granted Patents = 8

Average Co-Inventor Count = 1.2

ph-index = 7

Forward Citations = 151(Granted Patents)


Company Filing History:

goldMedal3 out of 185 
 
Rayovac Corporation
 patents
silverMedal3 out of 5 
 
World Hint Limited
 patents
bronzeMedal2 out of 2 
 
Practical Products Mfg. Ltd.
 patents

Years Active: 1993-1999

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8 patents (USPTO):Explore Patents
1. 5993022 - Multi-pivot flashlight (1999-11-30),
2. D411023 - Flashlight (1999-06-15),
3. D401372 - Flashlight body (1998-11-17),
4. D356175 - Flashlight (1995-03-07),
5. D349355 - Flashlight (1994-08-02),
6. D349354 - Flashlight (1994-08-02),
7. D336966 - Flashlight (1993-06-29),
8. D336965 - Flashlight (1993-06-29),
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