Keith D. Johnson has been granted 17 US patents while listed as an inventor at Kx Technologies . The first was granted in 1989 and the most recent in June 2019. Keith D. Johnson ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Keith D. Johnson in Woodbury, MN, US.
Patents per Year Patents granted per year, 1989 to 2019 Bar chart with a peak of 2 patents in 2000. peak 2 1989: 1 patents 1989 1995: 1 patents 1997: 1 patents 1997 1998: 1 patents 1999: 1 patents 1999 2000: 2 patents 2002: 1 patents 2002 2004: 1 patents 2008: 1 patents 2008 2011: 1 patents 2016: 2 patents 2016 2017: 1 patents 2018: 1 patents 2018 2019: 2 patents 2019
Issued Patents All Time
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Showing 1–17 of 17 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
10307697 Filter cartridge Blake Savoy , Michael J. Sherman , Frank A. Brigano , Richard A. Kirchner , Paul A. Pilosi +5 more 2019-06-04
10196282 Filter cartridges for jug container Kelly Boudreau , Michael J. Sherman , Frank A. Brigano , Richard A. Kirchner , Paul A. Pilosi +1 more 2019-02-05
9935251 LED chip packaging with high performance thermal dissipation Peter F. Ladwig , Michael W. Davis , Dean E. Myers , Douglas P. Riemer 2018-04-03
D791912 Filter cartridge with flange end Kelly Boudreau , Michael J. Sherman , Frank A. Brigano , Richard A. Kirchner , Paul A. Pilosi +1 more 2017-07-11
D765220 Filter cartridge with flange end Kelly Boudreau , Michael J. Sherman , Frank A. Brigano , Richard A. Kirchner , Paul A. Pilosi +1 more 2016-08-30
D758529 Filter cartridge with adapter for jug container Kelly Boudreau , Michael J. Sherman , Frank A. Brigano , Richard A. Kirchner , Paul A. Pilosi +1 more 2016-06-07
7967681 System and method for providing enhanced amusement game tournament play Lonnie Ropp , Joe Blackwell , Dwight Sullivan 2011-06-28
D581468 Board game — 2008-11-25
6790046 Accessory for a portable electronic device Ian Haffenden 2004-09-14
$9,245,000
6370813 Insect bait station and reservoir Thomas D. Nelson 2002-04-16
$28,441,000
6158486 Closed package liquid dispensing system Scott R. Olson , Lynne A. Olson 2000-12-12
$23,209,000
D427912 Bottle Steven Edward Craig , William J. Feil, III 2000-07-11
5983537 Magnetically supportable card device and method of producing same — 1999-11-16
5782357 Greeting card and retaining tray assembly — 1998-07-21
5595008 Greetng card device — 1997-01-21
5435085 Greeting card device — 1995-07-25
4852916 High temperature vacuum probe — 1989-08-01
