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

Karl Denninghoff — 4 Patents

Microsoft: 4 patents #10,758 of 40,388Top 30%
Redmond, WA: #2,920 of 8,547 inventorsTop 35%
Washington: #23,275 of 76,902 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Karl Denninghoff has been granted 4 US patents while listed as an inventor at Microsoft. The first was granted in 1998 and the most recent in August 2008. Karl Denninghoff ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Karl Denninghoff in Redmond, WA, US.

Patents per Year

Patents granted per year, 1998 to 2008Bar chart with a peak of 1 patents in 1998.peak 11998: 1 patents19982004: 1 patents20042006: 1 patents20062008: 1 patents2008

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7409584 Automated recovery of computer appliances Todd L. Paul 2008-08-05 $32,950,000
7131026 Automated recovery of computer appliances Todd L. Paul 2006-10-31 $54,617,000
6754855 Automated recovery of computer appliances Todd L. Paul 2004-06-22 $73,169,000
5724070 Common digital representation of still images for data transfer with both slow and fast data transfer rates Chandan S. Chauhan, Philippe Ferriere 1998-03-03 $150,267,000