Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KF

Kenneth D. Fraser — 10 Patents

COCoulter: 8 patents #16 of 104Top 20%
HDHeidelberg Druckmaschinen: 2 patents #551 of 1,510Top 40%
Calgary, CA: #389 of 5,407 inventorsTop 8%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Kenneth D. Fraser has been granted 10 US patents. The first was granted in 1983 and the most recent in June 2000. Kenneth D. Fraser ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Kenneth D. Fraser in Calgary, AB, CA.

Patents per Year

Patents granted per year, 1983 to 2000Bar chart with a peak of 4 patents in 1985.peak 41983: 1 patents19831984: 1 patents19841985: 4 patents19851993: 1 patents19931995: 1 patents19952000: 2 patents2000

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6078769 Cylinder for a printing machine Peter Taylor, Steve Cormier 2000-06-20
6055402 Single-component developing station Uwe Angst, Carsten Schoenfeld, Gerhard Bartscher, Steve Cormier, Anton Rodi 2000-04-25
5437210 Power drive cam assembly Peter Taylor, W. Scott Fraser, Kenneth A. Lindblom 1995-08-01
5241340 Electrophotographic microfilm camera/processor apparatus Peter Taylor, W. Scott Fraser, Kenneth A. Lindblom 1993-08-31
4556309 Electrophotographic imaging apparatus, particularly for color proofing and method Harold J. Weber, Manfred R. Kuehnle, Kenneth A. Lindblom 1985-12-03
4504126 Digital plate maker system and method E. Raymond Thomas, Lysle D. Cahill, John L. Tibbits, John F. Keane, Stanley C. Harting +6 more 1985-03-12
4504138 Method and apparatus for developing electrostatic latent images Manfred R. Kuehnle, Josef Matkan 1985-03-12
4493549 Optical system for imaging an electrophotographic member E. Raymond Thomas, Lysle D. Cahill, John L. Tibbits, John F. Keane, Stanley C. Harting +6 more 1985-01-15
4456367 Toning system for electrostatic imaging apparatus Michael J. Szymanski, Harold J. Weber, Manfred R. Kuehnle 1984-06-26
4408868 Digital plate maker system and method E. Raymond Thomas, Lysle D. Cahill, John L. Tibbits, John F. Keane, Stanley C. Harting +6 more 1983-10-11