Growing community of inventors

Felton, CA, United States of America

Barbara Sprenger

Average Co-Inventor Count = 3.00

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 = 39

Barbara SprengerRobert A Sprenger, Deceased (1 patent)Barbara SprengerMark Gacka (1 patent)Barbara SprengerJohn M Glass (1 patent)Barbara SprengerAlexander Sinishin (1 patent)Barbara SprengerBarbara Sprenger (2 patents)Robert A Sprenger, DeceasedRobert A Sprenger, Deceased (2 patents)Mark GackaMark Gacka (2 patents)John M GlassJohn M Glass (1 patent)Alexander SinishinAlexander Sinishin (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,880 patents)

2. Nordson Corporation (1 from 1,727 patents)


2 patents:

1. 10181139 - Automated workspace usage management methods and apparatus

2. 5821504 - Induction heating system for 360.degree. curing of can body coatings

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as of
1/2/2026
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