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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Darryl K. Korn — 3 Patents

CDControl Data: 2 patents #17 of 192Top 9%
Laguna Beach, CA: #262 of 695 inventorsTop 40%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Darryl K. Korn has been granted 3 US patents while listed as an inventor at Control Data. The first was granted in 1989 and the most recent in August 1993. Darryl K. Korn ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Darryl K. Korn in Laguna Beach, CA, US.

Patents per Year

Patents granted per year, 1989 to 1993Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19891991: 1 patents19911993: 1 patents1993

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5237567 Processor communication bus Daniel L. Nay, John T. Ralph 1993-08-17 $1,842,000
4999771 Communications network John T. Ralph, Guy B. Beckley, Frank T. Brady, Ivan Jelenek, John Meyer +5 more 1991-03-12
4878197 Data communication apparatus Daniel L. Nay, John T. Ralph 1989-10-31