Growing community of inventors

Toronto, Canada

Weilun Chang

Average Co-Inventor Count = 4.49

ph-index = 5

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 = 83

Weilun ChangSanjoy Mullick (11 patents)Weilun ChangRichard Witmeyer (5 patents)Weilun ChangJeannette Ho (4 patents)Weilun ChangRoseita Esfand (4 patents)Weilun ChangHanje Chen (4 patents)Weilun ChangMark A Steedman (4 patents)Weilun ChangPaul Santerre (3 patents)Weilun ChangJ Paul Santerre (2 patents)Weilun ChangAlexandra Piotrowicz (2 patents)Weilun ChangRichard Witmeyer (0 patent)Weilun ChangSanjoy Mulick (0 patent)Weilun ChangWeilun Chang (11 patents)Sanjoy MullickSanjoy Mullick (15 patents)Richard WitmeyerRichard Witmeyer (5 patents)Jeannette HoJeannette Ho (13 patents)Roseita EsfandRoseita Esfand (12 patents)Hanje ChenHanje Chen (6 patents)Mark A SteedmanMark A Steedman (5 patents)Paul SanterrePaul Santerre (10 patents)J Paul SanterreJ Paul Santerre (24 patents)Alexandra PiotrowiczAlexandra Piotrowicz (4 patents)Richard WitmeyerRichard Witmeyer (0 patent)Sanjoy MulickSanjoy Mulick (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Interface Biologics, Inc. (7 from 21 patents)

2. Evonik Canada Inc. (2 from 4 patents)

3. Interface Biologies, Inc. (1 from 1 patent)

4. Interface Biologic Inc. (1 from 1 patent)


11 patents:

1. 12325788 - Plasticized PVC admixtures with surface modifying macromolecules and articles made therefrom

2. 11766511 - Antithrombogenic hollow fiber membranes and filters

3. 10557030 - Plasticized PVC admixtures with surface modifying macromolecules and articles made therefrom

4. 9884146 - Antithrombogenic hollow fiber membranes and filters

5. 9751972 - Thermally stable biuret and isocyanurate based surface modifying macromolecules and uses thereof

6. 9687597 - Antithrombogenic hollow fiber membranes and filters

7. 8877062 - Antithrombogenic hollow fiber membranes and filters

8. 8338537 - Surface modifying macromolecules with high degradation temperatures and uses thereof

9. 8318867 - Thermally stable biuret and isocyanurate based surface modifying macromolecules and uses thereof

10. 8178620 - Surface modifying macromolecules with high degradation temperatures and uses thereof

11. 8071683 - Surface modifying macromolecules with high degradation temperatures and uses thereof

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idiyas.com
as of
12/7/2025
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