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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Randall E. Stanfield — 9 Patents

TUTuftco: 9 patents #9 of 39Top 25%
Soddy-Daisy, TN: #13 of 186 inventorsTop 7%
Tennessee: #2,083 of 20,272 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Randall E. Stanfield has been granted 9 US patents while listed as an inventor at Tuftco. The first was granted in 1989 and the most recent in August 2006. Randall E. Stanfield ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Randall E. Stanfield in Soddy-Daisy, TN, US.

Patents per Year

Patents granted per year, 1989 to 2006Bar chart with a peak of 3 patents in 2003.peak 31989: 1 patents19892001: 2 patents20012002: 1 patents20022003: 3 patents20032005: 1 patents20052006: 1 patents2006

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7089874 Servo motor driven scroll pattern attachments for tufting machine with computerized design system and methods Michael R. Morgante, Mike Bishop, Eric J. Vaughen, Richard Prichard 2006-08-15
6877449 Servo motor driven scroll pattern attachments for tufting machine with computerized design system and methods of tufting Michael R. Morgante, Mike Bishop, Eric J. Vaughen, Richard Prichard 2005-04-12
6516734 Independent servo motor controlled scroll-type pattern attachment for tufting machine and computerized design system Michael R. Morgante, Mike Bishop, Eric J. Vaughen 2003-02-11
6508185 Single end servo motor driven scroll pattern attachment for tufting machine and computerized design system for tufting carpet Michael R. Morgante, Mike Bishop, Eric J. Vaughen, Richard Prichard 2003-01-21
6502521 Independent single end servo scroll pattern attachment for tufting machine and computerized design system Michael R. Morgante, Mike Bishop, Eric J. Vaughen, Richard Prichard 2003-01-07
6439141 Independent single end servo scroll pattern attachment for tufting machine and computerized design system Michael R. Morgante, Mike Bishop, Eric J. Vaughen, Richard Prichard 2002-08-27
6283053 Independent single end servo motor driven scroll-type pattern attachment for tufting machine Michael R. Morgante, Mike Bishop, Eric J. Vaughen, Richard Prichard 2001-09-04
6244203 Independent servo motor controlled scroll-type pattern attachment for tufting machine and computerized design system Michael R. Morgante, Mike Bishop, Eric J. Vaughen 2001-06-12
4829917 Control system for hydraulic needle bar positioning apparatus for a tufting machine Michael R. Morgante, Greogory J. Guzewich, Henry J. Kowal, Christopher La Mendola 1989-05-16