Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douglas E. Mosher — 8 Patents

FAFarrel: 8 patents #1 of 33Top 4%
Oxford, CT: #43 of 206 inventorsTop 25%
Connecticut: #5,708 of 34,797 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Douglas E. Mosher has been granted 8 US patents while listed as an inventor at Farrel. The first was granted in 1993 and the most recent in June 1996. Douglas E. Mosher ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Douglas E. Mosher in Oxford, CT, US.

Patents per Year

Patents granted per year, 1993 to 1996Bar chart with a peak of 4 patents in 1993.peak 41993: 4 patents19931995: 2 patents19951996: 2 patents1996

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5526566 Method of making rotors for two-rotor continuous mixers and method of assembly 1996-06-18 $558,000
5480252 Coupling mechanism for quickly axially aligning rotor to journals Douglas W. Poscich 1996-01-02 $467,000
5415492 Coupling mechanism for quickly axially aligning rotor to journals Douglas V. Poscich 1995-05-16 $795,000
5382089 Convenient access for clean-out and maintenance of mixing chamber and both rotors in two-rotor continuous mixers for plastic materials 1995-01-17 $653,000
5273356 Rotor zone cooling method and apparatus for rotors in continuous mixers of plastic materials Joseph R. Piccolo, Sr., William H. Swilling, Jr., Michael R. Kearney 1993-12-28 $755,000
5261740 One-piece cylindrical extruder barrel assembled with eccentric converging hopper for receiving molten plastic materials Stuart Sardinskas 1993-11-16 $678,000
5259688 Quick-disconnect couplings for three-piece rotors in continuous mixers for plastic materials Joseph R. Piccolo, Sr., William H. Swilling, Jr., Michael R. Kearney 1993-11-09 $385,000
5180225 Rotor zone cooling apparatus for rotors in continuous mixers of plastic materials Joseph R. Piccolo, Sr., William H. Swilling, Jr., Michael R. Kearney 1993-01-19 $622,000