RH

Roger W. Hewett

TD Thermal Dynamics: 29 patents #4 of 73Top 6%
📍 Enfield, NH: #3 of 65 inventorsTop 5%
🗺 New Hampshire: #365 of 12,181 inventorsTop 3%
Overall (All Time): #132,691 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
7582844 Torch handle gas control Kevin Horner-Richardson, Shiyu Chen, Joseph P. Jones, Kevin J. Kinderson, Darrin H. MacKenzie +1 more 2009-09-01
7429715 Modular plasma arc torch Darrin H. MacKenzie, Shiyu Chen, Kevin Horner-Richardson, Joseph P. Jones 2008-09-30
7326874 Vented shield system for a plasma arc torch Jonathan Brasseur, Kevin Horner-Richardson 2008-02-05
7202440 Dual mode plasma arc torch Kevin Horner-Richardson, Joseph P. Jones, Shiyu Chen, Fred Rogers 2007-04-10
7145099 Tip gas distributor Kevin D. Homer-Richardson, Joseph P. Jones, Shiyu Chen 2006-12-05
D511663 Retainer cap for a plasma arc torch Jonathan Brasseur, William Wakefield 2005-11-22
D511280 Plasma arc torch tip Kevin Horner-Richardson, Joseph P. Jones 2005-11-08
6936786 Dual mode plasma arc torch Kevin Horner-Richardson, Joseph P. Jones, Shiyu Chen, Fred Rogers 2005-08-30
6914211 Vented shield system for a plasma arc torch Jonathan Brasseur, Kevin Horner-Richardson 2005-07-05
6903301 Contact start plasma arc torch and method of initiating a pilot arc Joseph P. Jones, Kevin Horner-Richardson, Shiyu Chen 2005-06-07
D504142 Plasma arc torch tip Kevin Horner-Richardson, Joseph P. Jones 2005-04-19
6881921 Torch with rotational start Kevin Horner-Richardson, Pearl A. Grant, Gene Hewes, Howard Horn 2005-04-19
D501632 Vented shield for a plasma arc torch Jonathan Brasseur, William Wakefield, Walter Stark 2005-02-08
D499620 Plasma arc torch tip with secondary holes Kevin Horner-Richardson, Joseph P. Jones 2004-12-14
D497373 Gouging cap for a plasma arc torch Jonathan Brasseur 2004-10-19
D496842 Start cartridge Shiyu Chen, Kevin Horner-Richardson, Joseph P. Jones 2004-10-05
6774336 Tip gas distributor Kevin Horner-Richardson, Joseph P. Jones, Shiyu Chen 2004-08-10
D493682 Handle and trigger assembly Joseph P. Jones, Kevin Horner-Richardson, Kevin J. Kinerson 2004-08-03
D493183 Deflector cap for a plasma arc torch Jonathan Brasseur 2004-07-20
D492709 Plasma arc torch tip with swirl holes Kevin Horner-Richardson, Joseph P. Jones 2004-07-06
D489953 Torch and lead assembly Kevin Horner-Richardson, Christopher J. Conway, Joseph P. Jones 2004-05-18
D489235 Torch head Kevin Horner-Richardson 2004-05-04
6717096 Dual mode plasma arc torch Kevin Horner-Richardson, Joseph P. Jones, Shiyu Chen, Fred Rogers 2004-04-06
6703581 Contact start plasma torch Joseph P. Jones, Kevin Horner-Richardson, David Small 2004-03-09
D486368 Torch handle Joseph P. Jones, Kevin Horner-Richardson, Kevin J. Kinerson 2004-02-10