Growing community of inventors

Saint Paul, MN, United States of America

Jeffrey A Johnson

Average Co-Inventor Count = 5.46

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 = 205

Jeffrey A Johnson ↔ Daniel Lawrence Joynt (2 patents)Jeffrey A Johnson ↔ David John Copeland (2 patents)Jeffrey A Johnson ↔ Robert James Guastella (2 patents)Jeffrey A Johnson ↔ Michael Alexander Andreini (2 patents)Jeffrey A Johnson ↔ Bruce F Field (1 patent)Jeffrey A Johnson ↔ Joseph K Krueger (1 patent)Jeffrey A Johnson ↔ Bryan L Christensen (1 patent)Jeffrey A Johnson ↔ Daniel Paul Longhenry (1 patent)Jeffrey A Johnson ↔ Joseph L Pouliot (1 patent)Jeffrey A Johnson ↔ Richard Mark Pierce (1 patent)Jeffrey A Johnson ↔ Allen John Rapatz (1 patent)Jeffrey A Johnson ↔ Reid Philip Rabon (1 patent)Jeffrey A JohnsonJeffrey A Johnson (3 patents)Daniel Lawrence JoyntDaniel Lawrence Joynt (12 patents)David John CopelandDavid John Copeland (11 patents)Robert James GuastellaRobert James Guastella (3 patents)Michael Alexander AndreiniMichael Alexander Andreini (2 patents)Bruce F FieldBruce F Field (56 patents)Joseph K KruegerJoseph K Krueger (10 patents)Bryan L ChristensenBryan L Christensen (8 patents)Daniel Paul LonghenryDaniel Paul Longhenry (5 patents)Joseph L PouliotJoseph L Pouliot (5 patents)Richard Mark PierceRichard Mark Pierce (3 patents)Allen John RapatzAllen John Rapatz (1 patent)Reid Philip RabonReid Philip Rabon (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tennant Company (3 from 265 patents)


3 patents:

1. D674462 - Cleaning solution generator

2. D674405 - Display panel portion with a computer icon image

3. 7051399 - Cleaner cartridge

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as of
1/7/2026
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