Growing community of inventors

Hong Kong, China

Elmer Chi Hang Cheng

Average Co-Inventor Count = 2.73

ph-index = 1

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 = 5

Elmer Chi Hang ChengVictor Hugo Ocegueda Gallaga (5 patents)Elmer Chi Hang ChengYifeng Zhang (4 patents)Elmer Chi Hang ChengElmer Chi Hang Cheng (5 patents)Victor Hugo Ocegueda GallagaVictor Hugo Ocegueda Gallaga (35 patents)Yifeng ZhangYifeng Zhang (20 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Polygroup Macau Limited (bvi) (4 from 106 patents)

2. Belgravia Wood Limited (1 from 46 patents)


5 patents:

1. 11363862 - Illuminated trekking pole

2. 10743697 - Universal tree stand systems and methods

3. 10709278 - Illumination system for an artificial tree

4. 10327576 - Illumination system for an artificial tree

5. 10143322 - Universal tree stand systems and methods

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as of
12/11/2025
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