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

William D. McClafferty — 3 Patents

IBM: 3 patents #26,335 of 70,183Top 40%
New Paltz, NY: #55 of 139 inventorsTop 40%
New York: #38,631 of 115,490 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
William D. McClafferty has been granted 3 US patents while listed as an inventor at IBM. The first was granted in 1998 and the most recent in July 2004. William D. McClafferty ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list William D. McClafferty in New Paltz, NY, US.

Patents per Year

Patents granted per year, 1998 to 2004Bar chart with a peak of 1 patents in 1998.peak 11998: 1 patents19982000: 1 patents20002004: 1 patents2004

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6760221 Evaporator with air cooling backup Gary F. Goth, Jody A. Hickey, Daniel J. Kearney, John J. Loparco, Donald W. Porter 2004-07-06 $6,814,000
6018458 Constant impedance air baffle for cooling of electronic card assemblies David J. Delia, Peter W. Kelly, Roger R. Schmidt 2000-01-25 $72,182,000
5794454 Cooling device for hard to access non-coplanar circuit chips Willard S. Harris, Randall G. Kemink, Roger R. Schmidt 1998-08-18 $11,146,000