Growing community of inventors

Madison, WI, United States of America

Elizabeth Alstad

Average Co-Inventor Count = 14.01

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 = 24

Elizabeth AlstadThomas A Helf (2 patents)Elizabeth AlstadEvan A Sparks (2 patents)Elizabeth AlstadJames R Crapser (2 patents)Elizabeth AlstadJeffrey L Crull (2 patents)Elizabeth AlstadJoel Kramka (2 patents)Elizabeth AlstadJulie L Bates (2 patents)Elizabeth AlstadCunjiang Cheng (2 patents)Elizabeth AlstadKatlyn Garcia (2 patents)Elizabeth AlstadCasey Frett (2 patents)Elizabeth AlstadJames Michael Schlueter (2 patents)Elizabeth AlstadRichard A Batton (2 patents)Elizabeth AlstadShawn Smith (2 patents)Elizabeth AlstadJoshua James Riley (2 patents)Elizabeth AlstadElizabeth Alstad (2 patents)Thomas A HelfThomas A Helf (49 patents)Evan A SparksEvan A Sparks (39 patents)James R CrapserJames R Crapser (38 patents)Jeffrey L CrullJeffrey L Crull (37 patents)Joel KramkaJoel Kramka (22 patents)Julie L BatesJulie L Bates (14 patents)Cunjiang ChengCunjiang Cheng (12 patents)Katlyn GarciaKatlyn Garcia (7 patents)Casey FrettCasey Frett (6 patents)James Michael SchlueterJames Michael Schlueter (6 patents)Richard A BattonRichard A Batton (6 patents)Shawn SmithShawn Smith (3 patents)Joshua James RileyJoshua James Riley (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. S. C. Johnson Son, Inc. (2 from 2,353 patents)


2 patents:

1. 10669146 - Attachment and system for mixing and dispensing a chemical and diluent

2. 10138110 - Attachment and system for mixing and dispensing a chemical and diluent

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as of
12/7/2025
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