Growing community of inventors

Hartford, WI, United States of America

Marjorie Schwanke

Average Co-Inventor Count = 4.00

ph-index = 1

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

Marjorie Schwanke ↔ Richard R Sinur (2 patents)Marjorie Schwanke ↔ Brent Lillesand (2 patents)Marjorie Schwanke ↔ Kurt Limberg (2 patents)Marjorie SchwankeMarjorie Schwanke (2 patents)Richard R SinurRichard R Sinur (47 patents)Brent LillesandBrent Lillesand (5 patents)Kurt LimbergKurt Limberg (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Broan-nutone LLC (2 from 225 patents)


2 patents:

1. 11054145 - Downdraft ventilation systems and methods

2. 10126000 - Downdraft ventilation systems and methods

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as of
1/2/2026
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