Growing community of inventors

Highlands Ranch, CO, United States of America

Stephen Norman Donnigan

Average Co-Inventor Count = 2.45

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 = 1,085

Stephen Norman DonniganRandall Scott Koplin (1 patent)Stephen Norman DonniganGregory Walter Hall (1 patent)Stephen Norman DonniganJames Anthony McCrea (1 patent)Stephen Norman DonniganMichael Dickson Olichney (1 patent)Stephen Norman DonniganBrian William Ward (1 patent)Stephen Norman DonniganRoy Sven Hovland (1 patent)Stephen Norman DonniganErik Holverson (1 patent)Stephen Norman DonniganTammy Stultz (1 patent)Stephen Norman DonniganJames Robert Hutchison (1 patent)Stephen Norman DonniganAlan R Lee (1 patent)Stephen Norman DonniganKenneth D Taylor (1 patent)Stephen Norman DonniganJeffery Jonathan Rau (1 patent)Stephen Norman DonniganSteve K Kele (1 patent)Stephen Norman DonniganEric Sugalski (1 patent)Stephen Norman DonniganMichael Gregor (1 patent)Stephen Norman DonniganJames Robert Hutchison Iii (0 patent)Stephen Norman DonniganJames Mccrea (0 patent)Stephen Norman DonniganTammy Lynn Stultz (0 patent)Stephen Norman DonniganStephen Norman Donnigan (4 patents)Randall Scott KoplinRandall Scott Koplin (59 patents)Gregory Walter HallGregory Walter Hall (56 patents)James Anthony McCreaJames Anthony McCrea (16 patents)Michael Dickson OlichneyMichael Dickson Olichney (15 patents)Brian William WardBrian William Ward (12 patents)Roy Sven HovlandRoy Sven Hovland (10 patents)Erik HolversonErik Holverson (8 patents)Tammy StultzTammy Stultz (7 patents)James Robert HutchisonJames Robert Hutchison (6 patents)Alan R LeeAlan R Lee (5 patents)Kenneth D TaylorKenneth D Taylor (3 patents)Jeffery Jonathan RauJeffery Jonathan Rau (2 patents)Steve K KeleSteve K Kele (1 patent)Eric SugalskiEric Sugalski (1 patent)Michael GregorMichael Gregor (1 patent)James Robert Hutchison IiiJames Robert Hutchison Iii (0 patent)James MccreaJames Mccrea (0 patent)Tammy Lynn StultzTammy Lynn Stultz (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Conmed Corporation (2 from 359 patents)

2. Other (1 from 832,812 patents)

3. Baxter Corporation Englewood (1 from 52 patents)


4 patents:

1. 10668215 - Tip cap for automatic syringe filling apparatus

2. 9554843 - Adapter and method for converting gas-enhanced electrosurgical coagulation instrument for cutting

3. 9211846 - Receiver mounted sporting equipment rack with longitudinal load bars

4. 8663270 - Jaw movement mechanism and method for a surgical tool

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as of
12/19/2025
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