Growing community of inventors

Scarsdale, NY, United States of America

Alan Spiegel

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 = 7

Alan Spiegel ↔ David Landsberger (1 patent)Alan Spiegel ↔ Paul Thom (1 patent)Alan Spiegel ↔ Kurt Landsberger (1 patent)Alan SpiegelAlan Spiegel (1 patent)David LandsbergerDavid Landsberger (39 patents)Paul ThomPaul Thom (39 patents)Kurt LandsbergerKurt Landsberger (17 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bel-Art Products, Inc. (1 from 63 patents)


1 patent:

1. 6052838 - Toilet seat aid

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as of
1/20/2026
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