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Pittsburgh, PA, United States of America

Ludwig Nicholas Ross

Average Co-Inventor Count = 2.40

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 = 10

Ludwig Nicholas RossRen S Judkins (2 patents)Ludwig Nicholas RossCletis F Swopes (1 patent)Ludwig Nicholas RossLudwig Nicholas Ross (2 patents)Ren S JudkinsRen S Judkins (94 patents)Cletis F SwopesCletis F Swopes (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,718 patents)

2. Springs Window Fashions Division, Inc. (61 patents)

3. Judkins, Ren (0 patent)


2 patents:

1. 6305454 - Venetian type blind having pivot slat and tilting slat

2. 6253823 - Headrail for cut down venetian type blinds

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as of
12/15/2025
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