Growing community of inventors

San Diego, CA, United States of America

Cathy Chang

Average Co-Inventor Count = 4.29

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 = 48

Cathy ChangPeter Luginbuhl (4 patents)Cathy ChangEllen Burke (4 patents)Cathy ChangMalgorzata Slupska (4 patents)Cathy ChangGeoff Hazlewood (4 patents)Cathy ChangMichelle H Cayouette (4 patents)Cathy ChangYan Zhang (4 patents)Cathy ChangMajid Ghassemian (4 patents)Cathy ChangUvini Gunawardena (3 patents)Cathy ChangAron Silverstone (3 patents)Cathy ChangEric J Mathur (2 patents)Cathy ChangToby Howard Richardson (1 patent)Cathy ChangMark Dycaico (1 patent)Cathy ChangStacy Marie Miles (1 patent)Cathy ChangJohn Poland (1 patent)Cathy ChangUvini Gunavardena (1 patent)Cathy ChangAron Silverston (1 patent)Cathy ChangMichelle Cayouette (0 patent)Cathy ChangYan Zhang (1 patent)Cathy ChangJustin T Stege (1 patent)Cathy ChangGordana Djordjevic (1 patent)Cathy ChangNahla Aboushadi (1 patent)Cathy ChangYing Hefner (1 patent)Cathy ChangUvini Gunavardena (1 patent)Cathy ChangMichelle Cayouette (1 patent)Cathy ChangGeoff Hazlewood (0 patent)Cathy ChangGeoff Hazlewood (0 patent)Cathy ChangGeoff Hazlewood (0 patent)Cathy ChangCathy Chang (6 patents)Peter LuginbuhlPeter Luginbuhl (26 patents)Ellen BurkeEllen Burke (22 patents)Malgorzata SlupskaMalgorzata Slupska (14 patents)Geoff HazlewoodGeoff Hazlewood (13 patents)Michelle H CayouetteMichelle H Cayouette (11 patents)Yan ZhangYan Zhang (10 patents)Majid GhassemianMajid Ghassemian (6 patents)Uvini GunawardenaUvini Gunawardena (9 patents)Aron SilverstoneAron Silverstone (6 patents)Eric J MathurEric J Mathur (65 patents)Toby Howard RichardsonToby Howard Richardson (9 patents)Mark DycaicoMark Dycaico (2 patents)Stacy Marie MilesStacy Marie Miles (2 patents)John PolandJohn Poland (1 patent)Uvini GunavardenaUvini Gunavardena (1 patent)Aron SilverstonAron Silverston (1 patent)Michelle CayouetteMichelle Cayouette (0 patent)Yan ZhangYan Zhang (13 patents)Justin T StegeJustin T Stege (1 patent)Gordana DjordjevicGordana Djordjevic (1 patent)Nahla AboushadiNahla Aboushadi (1 patent)Ying HefnerYing Hefner (1 patent)Uvini GunavardenaUvini Gunavardena (1 patent)Michelle CayouetteMichelle Cayouette (1 patent)Geoff HazlewoodGeoff Hazlewood (0 patent)Geoff HazlewoodGeoff Hazlewood (0 patent)Geoff HazlewoodGeoff Hazlewood (0 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Syngenta Participations Ag (3 from 1,777 patents)

2. Basf Enzymes LLC (3 from 39 patents)

3. Bp Corporation North America Inc. (2 from 494 patents)

4. Verenium Corporation (1 from 69 patents)


6 patents:

1. 11739312 - Amylases and glucoamylases, nucleic acids encoding them and methods for making and using them

2. 10883098 - Amylases and glucoamylases, nucleic acids encoding them and methods for making and using them

3. 10100299 - Amylases and glucoamylases, nucleic acids encoding them and methods for making and using them

4. 8962800 - Nucleic acids and proteins and methods for making and using them

5. 8343747 - Amylases and glucoamylases, nucleic acids encoding them and methods for making and using them

6. 8119385 - Nucleic acids and proteins and methods for making and using them

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as of
12/11/2025
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