Growing community of inventors

Prince George, Canada

Mark Edgson

Average Co-Inventor Count = 1.35

ph-index = 3

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 = 26

Mark EdgsonDavid B Spencer (3 patents)Mark EdgsonLaurie Anne Spencer (2 patents)Mark EdgsonMark Edgson (7 patents)David B SpencerDavid B Spencer (23 patents)Laurie Anne SpencerLaurie Anne Spencer (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (4 from 832,812 patents)


7 patents:

1. D977471 - Cell phone hanger

2. D977469 - Phone hanger

3. 11558075 - Hanger band and method for supporting an electronic device in an upright position

4. D851288 - Insert for roof shingle or tile

5. 10202771 - Roof growth inhibiting metal strip

6. 9499988 - Shingle inserts and method for eliminating and preventing growth of algae, moss, or lichens on a roof

7. 9103124 - Shingle inserts and method for eliminating and preventing growth of algae, moss, or lichens on a roof

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as of
12/19/2025
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