Growing community of inventors

Greendale, WI, United States of America

Donald J Zach

Average Co-Inventor Count = 1.89

ph-index = 3

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 = 39

Donald J ZachJames F Morton (1 patent)Donald J ZachKenneth R Faux, Sr (1 patent)Donald J ZachMark T Dane (1 patent)Donald J ZachCatherine Alexander (1 patent)Donald J ZachPinkston S Harper (1 patent)Donald J ZachSteven A Nickel (1 patent)Donald J ZachHenry J Griesmer (1 patent)Donald J ZachRonald A Crawford (1 patent)Donald J ZachBrian K Johnston (1 patent)Donald J ZachPeter M Zimmerman (1 patent)Donald J ZachRobert T Jones (1 patent)Donald J ZachDonald J Zach (3 patents)James F MortonJames F Morton (6 patents)Kenneth R Faux, SrKenneth R Faux, Sr (2 patents)Mark T DaneMark T Dane (2 patents)Catherine AlexanderCatherine Alexander (1 patent)Pinkston S HarperPinkston S Harper (1 patent)Steven A NickelSteven A Nickel (1 patent)Henry J GriesmerHenry J Griesmer (1 patent)Ronald A CrawfordRonald A Crawford (1 patent)Brian K JohnstonBrian K Johnston (1 patent)Peter M ZimmermanPeter M Zimmerman (1 patent)Robert T JonesRobert T Jones (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Phoenix Products Company, Inc. (2 from 25 patents)

2. Other (1 from 832,912 patents)


3 patents:

1. 5357414 - Modular cantilevered electrical light fixture

2. 4264946 - Electric light fixture

3. 4033459 - Modular bicycle rack

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as of
1/8/2026
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