DL

David L. Lewis

OC Owens-Brockway Glass Container: 5 patents #65 of 327Top 20%
BT British American Tobacco: 5 patents #38 of 318Top 15%
KE Kennametal: 3 patents #233 of 844Top 30%
PI Polar Industries: 2 patents #1 of 5Top 20%
BL Bendix Limited: 2 patents #133 of 548Top 25%
SA Safearms: 1 patents #9 of 11Top 85%
CI Clement Clarke International: 1 patents #6 of 11Top 55%
CC Columbian Chemicals: 1 patents #21 of 42Top 50%
DS Diamond Shamrock: 1 patents #74 of 172Top 45%
📍 London, CT: #4 of 24 inventorsTop 20%
Overall (All Time): #90,309 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDate
10334875 Filter John Sampson 2019-07-02
10264816 Smoking article filters Andrew E. Davis, John Richardson, John Major, John Sampson 2019-04-23
9695568 Permanent shallow frost protected footing foundation for a building and method for constructing a foundation including a permanent shallow frost protected footing 2017-07-04
9185935 Smoking article filters Andrew E. Davis, John Richardson, John Major, John Sampson 2015-11-17
9078471 Filter John Sampson 2015-07-14
9074336 Form part for a frost protected shallow footing system 2015-07-07
8978325 Insulating wall panel with electrical wire chase system 2015-03-17
8943767 Cover device and cover device kit 2015-02-03
8782982 Radiant thermal barrier 2014-07-22
8783068 Batch charger cooling Kenneth D. Macleod, Robert Ponzi 2014-07-22
8782935 Caution and warning barrier system for danger of electrical arcing David M. Forehand, James W. Kinman, JR. 2014-07-22
8683767 Energy barrier, a rail for a building frame cavity insulation system and a method of assembling stacked layers of reflective dead air spaces 2014-04-01
8640501 Neck ring and method of making for a glass container forming machine Robin L. Flynn 2014-02-04
8573006 Batch charger cooling Kenneth D. Macleod, Robert Ponzi 2013-11-05
8550092 Filter John Sampson 2013-10-08
6979484 Fan-folded insulation laminate with reinforced hinges 2005-12-27
6758066 Glassware forming mold and method of manufacture 2004-07-06
6412308 Liquid cooling of glassware molds David L. Hambley 2002-07-02
6189768 Process and apparatus for pressing an external sleeve onto a tube for enhancing weld design Janek Porowski, Wallace G. Murray, Marvin Skiff 2001-02-20
6146730 Corrosion inhibiting spacers Jeffrey A. Berzack 2000-11-14
6126429 Combination slide retainer and position sensing switch for injection molds Philip M. Burger, Wayne A. Priest 2000-10-03
6053661 Variable fitting foam blocks as aggregate 2000-04-25
5975248 Communications system 1999-11-02
5697739 Angle spindle attachment Victor D. Mogilnicki, Alan Lyons 1997-12-16
5564288 Cooler with floating section 1996-10-15