Growing community of inventors

New Territories, China

Sik-Leung Chan

Average Co-Inventor Count = 1.02

ph-index = 16

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 786

Sik-Leung ChanWei Young (2 patents)Sik-Leung ChanSik-Leung Chan (67 patents)Wei YoungWei Young (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. C.c. L & Company Limited (66 from 92 patents)

2. C.c. & Company Limited (1 from 1 patent)


67 patents:

1. RE40272 - Foldable writing implement

2. D543304 - Reading lamp

3. 7195324 - Disc storage unit

4. D533894 - Calculator

5. D527903 - Screwdriver box

6. D525536 - Torch with clock

7. D518584 - Torch with table lamp

8. D516312 - Screwdriver box

9. D515899 - Screwdriver

10. D512653 - Clock

11. D511692 - Clock

12. 6955442 - Hingedly articulated magnifying device

13. D510185 - Key chain

14. D510187 - Name card holder

15. D506319 - Mirror

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as of
1/4/2026
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