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

Kraig A. Kirschner — 27 Patents

ACAutomatic Fire Control: 23 patents #1 of 1Top 100%
Corona, CA: #27 of 1,452 inventorsTop 2%
California: #19,967 of 386,348 inventorsTop 6%
Overall (All Time): #142,059 of 4,157,543Top 4%
27 Patents All Time
Kraig A. Kirschner has been granted 27 US patents while listed as an inventor at Automatic Fire Control. The first was granted in 1987 and the most recent in September 2016. Kraig A. Kirschner ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Kraig A. Kirschner in Corona, CA, US.

Patents per Year

Patents granted per year, 1987 to 2016Bar chart with a peak of 5 patents in 2003.peak 51987: 1 patents19871991: 2 patents1992: 1 patents19921999: 2 patents2002: 2 patents20022003: 5 patents2004: 4 patents20042005: 1 patents2006: 2 patents20062009: 2 patents2010: 1 patents20102011: 1 patents2014: 1 patents20142015: 1 patents2016: 1 patents2016

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
9435465 Bracket for utilities support hardware 2016-09-06
9010697 Single anchor utility hanger 2015-04-21
8726607 Sway brace assembly and method of restraining pipe relative to a building structure 2014-05-20
8070113 Sway brace 2011-12-06
7806375 Retaining key 2010-10-05
7523895 Sway brace and method for securing a pipe or conduit against sway 2009-04-28
7516922 Sway brace and method for securing a pipe or conduit against sway 2009-04-14
7140579 Sway brace clamp 2006-11-28
7017868 Fire sprinkler mount 2006-03-28
6898905 Offset beam clamp 2005-05-31
6783102 Fire sprinkler mount 2004-08-31
6755379 Fire sprinkler mount 2004-06-29
6749359 Seismic suspension system 2004-06-15
6702236 Double offset hanger 2004-03-09
6648278 Offset hanger 2003-11-18
6629678 Seismic adapter 2003-10-07
6578602 Alarm valve system 2003-06-17
6568642 Angle bracket 2003-05-27
6508441 Sway brace 2003-01-21
6464422 Seismic adapter apparatus and method 2002-10-15
6334285 Hanger for mounting to I-beams 2002-01-01
5967480 Retaining strap 1999-10-19
5897088 Retaining strap 1999-04-27
5145132 Adjustable load bolt adapter bracket assembly 1992-09-08
5007603 Adjustable load bolt adapter bracket assembly 1991-04-16