Growing community of inventors

El Cerrito, CA, United States of America

David L Block

Average Co-Inventor Count = 1.00

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 = 91

David L BlockPatrick R Reitz (2 patents)David L BlockDavid L Block (1 patent)Patrick R ReitzPatrick R Reitz (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Costar Corporation (1 from 22 patents)

2. Sanford Gmbh (386 patents)


1 patent:

1. 6010156 - Combined address and postage label and system for producing the same

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12/31/2025
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