Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John C. Dalton — 6 Patents

Apple: 4 patents #6,401 of 18,612Top 35%
TITiteflex: 2 patents #14 of 30Top 50%
San Francisco, CA: #7,181 of 26,999 inventorsTop 30%
California: #94,478 of 386,348 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
John C. Dalton has been granted 6 US patents while listed as an inventor at Apple. The first was granted in 1992 and the most recent in May 1998. John C. Dalton ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list John C. Dalton in San Francisco, CA, US.

Patents per Year

Patents granted per year, 1992 to 1998Bar chart with a peak of 3 patents in 1996.peak 31992: 1 patents19921995: 1 patents19951996: 3 patents19961998: 1 patents1998

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5751920 System and method for adapting the thresholds of a dither matrix to the amplitude of an input signal 1998-05-12 $7,312,000
5555102 System and method for generating images with improved visual quality using local correlation, ordered dither 1996-09-10 $5,872,000
5485550 Method and apparatus for fuzzy logic rule execution 1996-01-16 $7,277,000
5483412 Method for preparing an electrically non-conductive hose assembly Mark Albino, Ralph T. Blanchard 1996-01-09
5430603 Externally non-conductive hose assembly Mark Albino, Ralph T. Blanchard 1995-07-04
5079563 Error reducing raster scan method Gary K. Starkweather 1992-01-07 $77,722,000