Growing community of inventors

Inver Grove Heights, MN, United States of America

Earl Krueger

Average Co-Inventor Count = 5.00

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 = 94

Earl Krueger ↔ Bruce F Field (2 patents)Earl Krueger ↔ Bryan L Christensen (2 patents)Earl Krueger ↔ Daniel Lawrence Joynt (1 patent)Earl Krueger ↔ Michael L Blehert (1 patent)Earl Krueger ↔ Joseph K Krueger (1 patent)Earl Krueger ↔ James J Seifert (1 patent)Earl Krueger ↔ Michael Blehert (0 patent)Earl Krueger ↔ James J Siefert (0 patent)Earl Krueger ↔ Christensen Bryan (0 patent)Earl KruegerEarl Krueger (2 patents)Bruce F FieldBruce F Field (56 patents)Bryan L ChristensenBryan L Christensen (8 patents)Daniel Lawrence JoyntDaniel Lawrence Joynt (12 patents)Michael L BlehertMichael L Blehert (11 patents)Joseph K KruegerJoseph K Krueger (10 patents)James J SeifertJames J Seifert (2 patents)Michael BlehertMichael Blehert (0 patent)James J SiefertJames J Siefert (0 patent)Christensen BryanChristensen Bryan (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tennant Company (2 from 265 patents)


2 patents:

1. D485175 - Cleaner cartridge

2. 6585827 - Apparatus and method of use for cleaning a hard floor surface utilizing an aerated cleaning liquid

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12/29/2025
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