Growing community of inventors

Canton, OH, United States of America

David M J Allgeier

Average Co-Inventor Count = 2.71

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 = 95

David M J AllgeierRichard A Wareham (1 patent)David M J AllgeierLynn A Frederick (1 patent)David M J AllgeierNick M Bosyj (1 patent)David M J AllgeierJames A McGill (1 patent)David M J AllgeierDouglass A King (1 patent)David M J AllgeierJohn Charles Porter (1 patent)David M J AllgeierArne J Diehl (1 patent)David M J AllgeierKeith G Minton (1 patent)David M J AllgeierJames A McGilll (1 patent)David M J AllgeierJack S Stayer (1 patent)David M J AllgeierDavid M J Allgeier (4 patents)Richard A WarehamRichard A Wareham (59 patents)Lynn A FrederickLynn A Frederick (24 patents)Nick M BosyjNick M Bosyj (21 patents)James A McGillJames A McGill (10 patents)Douglass A KingDouglass A King (8 patents)John Charles PorterJohn Charles Porter (7 patents)Arne J DiehlArne J Diehl (7 patents)Keith G MintonKeith G Minton (6 patents)James A McGilllJames A McGilll (1 patent)Jack S StayerJack S Stayer (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Hoover Comapny (4 from 429 patents)


4 patents:

1. D481182 - Vacuum cleaner dirt receptacle lid

2. 6615444 - Dirt collection system for a vacuum cleaner

3. 6513190 - Turbine powered vacuum cleaner nozzle

4. 6260233 - Removable hose and tool caddy for a vacuum cleaner

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as of
12/4/2025
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