Growing community of inventors

Chatsworth, CA, United States of America

Andrew Mark Lawrence

Average Co-Inventor Count = 2.00

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 = 31

Andrew Mark LawrenceEmmanuel A Hanna (1 patent)Andrew Mark LawrenceAnthony Mangia (1 patent)Andrew Mark LawrenceAndrew Mark Lawrence (2 patents)Emmanuel A HannaEmmanuel A Hanna (25 patents)Anthony MangiaAnthony Mangia (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Bobrick Washroom Equipment, Inc. (2 from 142 patents)


2 patents:

1. 7431159 - Box-within-box reinforced shipping carton

2. 5476197 - Spout assembly for fluid dispenser

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as of
1/14/2026
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