Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Gregory Ritchie — 8 Patents

Ford: 2 patents #6,478 of 17,473Top 40%
Ypsilanti, MI: #149 of 1,007 inventorsTop 15%
Michigan: #12,001 of 86,293 inventorsTop 15%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Gregory Ritchie has been granted 8 US patents while listed as an inventor at Ford. The first was granted in 1994 and the most recent in June 2005. Gregory Ritchie ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Gregory Ritchie in Ypsilanti, MI, US.

Patents per Year

Patents granted per year, 1994 to 2005Bar chart with a peak of 2 patents in 1994.peak 21994: 2 patents19941995: 1 patents19951997: 2 patents19971998: 2 patents19982005: 1 patents2005

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6908065 3-dimensional bead process 2005-06-21
5769741 Sport swing training device 1998-06-23
5746671 Pitcher's training device and method of training 1998-05-05
5665005 Sport swing training device 1997-09-09
5640719 Hitter's training vest 1997-06-24
5470055 Baseball and golf hitter's training device 1995-11-28
5329199 Rotor assembly with molded fans and method for making the same Steven J. Yockey, Joseph E. Saval, Eric David Bramson 1994-07-12 $9,771,000
5325003 Molded rotor assembly for an alternator and method for making the same Joseph E. Saval, Steven J. Yockey, Eric David Bramson 1994-06-28 $30,444,000