Growing community of inventors

Park Ridge, IL, United States of America

Mark J Lachiw

Average Co-Inventor Count = 2.00

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

Mark J Lachiw ↔ Peter Strammello, Jr (1 patent)Mark J LachiwMark J Lachiw (1 patent)Peter Strammello, JrPeter Strammello, Jr (7 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Zenith Electronics Corporation (1 from 948 patents)


1 patent:

1. 4835608 - Image trap filter circuit

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12/19/2025
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