Growing community of inventors

Surrey, Canada

Jonathan Dahlgren

Average Co-Inventor Count = 3.85

ph-index = 2

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 = 44

Jonathan DahlgrenDaniel Gelbart (4 patents)Jonathan DahlgrenDouglas Wayne Goertzen (4 patents)Jonathan DahlgrenKelly Wilson Watkinson (4 patents)Jonathan DahlgrenDerrick To (4 patents)Jonathan DahlgrenCalvin Dane Cummings (1 patent)Jonathan DahlgrenJonathan Dahlgren (5 patents)Daniel GelbartDaniel Gelbart (149 patents)Douglas Wayne GoertzenDouglas Wayne Goertzen (41 patents)Kelly Wilson WatkinsonKelly Wilson Watkinson (8 patents)Derrick ToDerrick To (8 patents)Calvin Dane CummingsCalvin Dane Cummings (19 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kardium Inc. (4 from 160 patents)

2. Eastman-Kodak Company (1 from 21,597 patents)


5 patents:

1. 10813758 - Medical device, kit and method for constricting tissue or a bodily orifice, for example, a mitral valve

2. 10687941 - Medical device, kit and method for constricting tissue or a bodily orifice, for example, a mitral valve

3. 9867703 - Medical device, kit and method for constricting tissue or a bodily orifice, for example, a mitral valve

4. 9204964 - Medical device, kit and method for constricting tissue or a bodily orifice, for example, a mitral valve

5. 7861940 - Plate handling system

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as of
1/18/2026
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