Robin E. Smith has been granted 14 US patents while listed as an inventor at Irwin Industrial Tool . The first was granted in 1993 and the most recent in September 2025. Robin E. Smith ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Robin E. Smith in Stanley, NC, US.
Patents per Year Patents granted per year, 1993 to 2025 Bar chart with a peak of 2 patents in 1993. peak 2 1993: 2 patents 1993 1994: 1 patents 1997: 1 patents 1997 1998: 1 patents 1999: 1 patents 1999 2000: 1 patents 2006: 1 patents 2006 2009: 1 patents 2010: 1 patents 2010 2011: 1 patents 2012: 1 patents 2012 2017: 1 patents 2025: 1 patents 2025
Issued Patents All Time
Profile Widget
Showing 1–14 of 14 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12410041 Lifting and lowering tool Ralf Strauss , Stephen Rowlay 2025-09-09
9701154 Chalk reel Gregory David Parker , Norman LeBlanc , Anthony M. DeLeo , Michael Reedy , Brian Butler +1 more 2017-07-11
8302247 Releasable paint roller cover retainer Natalia Johnson , Christopher John Parke , Brandon Seth Cross , George Andrew Hartel , Kimberly Clendenen Franklin 2012-11-06
$27,053,000
8032973 Liquid applicator Joseph Lutgen , Brandon Hoover , Brandon Seth Cross , George Andrew Hartel , Matthew R. Shute 2011-10-11
$23,601,000
7657959 Releasable paint roller cover retainer Natalia Johnson , Christopher John Parke , Brandon Seth Cross , George Andrew Hartel , Kimberly Clendenen Franklin 2010-02-09
$36,191,000
7571517 Multi-function tool handle Brandon Hoover 2009-08-11
7152508 Ratchet extraction wrench Richard McCalley , Mark T. Vogeler 2006-12-26
D420738 Paracentesis pump Frank C. Carter , Frank W. Jackson, Jr. , Edgar B. Montague , Ian Cunningham 2000-02-15
6001020 Toddler climb and slide Keith C. Nagelski , Ian Cunningham 1999-12-14
D389905 Water heater Edgar B. Montague , Christopher F. Yonge 1998-01-27
5618090 Movable hospital room equipment column Edgar G. Montague , Christopher F. Yonge 1997-04-08
5280901 Sheet variable corrugating and feeding nip Kenneth G. Christy , Gary M. Foos 1994-01-25
$2,552,000
5247335 Developed image transfer assist apparatus having a cam mechanism James D. Apolito , George F. Rittberg , David K. Ahl , Dan F. Lockwood 1993-09-21
$6,012,000
5227852 Transfer blade in an electronic reprographic printing system James D. Apolito , James R. Cassano , George F. Rittberg , David K. Ahl , Dan F. Lockwood +2 more 1993-07-13
$3,714,000
