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USPTO Patent Rankings Data through Dec 31, 2025
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Robert E. Keil — 5 Patents

ATAlliant Techsystems: 3 patents #95 of 658Top 15%
CYCyberoptics: 2 patents #23 of 60Top 40%
St. Louis Park, MN: #157 of 602 inventorsTop 30%
Minnesota: #13,707 of 52,454 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Robert E. Keil has been granted 5 US patents while listed as an inventor at Alliant Techsystems. The first was granted in 1988 and the most recent in February 2008. Robert E. Keil ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Robert E. Keil in St. Louis Park, MN, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7331290 Fuze explosive ordnance disposal (EOD) circuit 2008-02-19 $17,402,000
6966261 Fuze explosive ordnance disposal circuit 2005-11-22 $4,823,000
6176168 Transmitter coil, improved fuze setter circuitry for adaptively tuning the fuze setter circuit for resonance and current difference circuitry for interpreting a fuze talkback message Randy E. Humbert 2001-01-23 $7,098,000
4891772 Point and line range sensors Steven K. Case, Jeffrey A. Jalkio 1990-01-02 $86,000
4733969 Laser probe for determining distance Steven K. Case, John P. Konicek 1988-03-29 $54,000