Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933461 | Tips and contact members having ridges for use in a contact start plasma arc torch | Kevin Horner-Richardson, Joseph P. Jones, Roger Hewitt | 2005-08-23 |
| 6703581 | Contact start plasma torch | Joseph P. Jones, Roger W. Hewett, Kevin Horner-Richardson | 2004-03-09 |
| 6449558 | Method and device for creating a network positioning system (NPS) | — | 2002-09-10 |
| 6337460 | Plasma arc torch and method for cutting a workpiece | Milind G. Kelkar, Kevin Horner-Richardson, Jesse A. Roberts, Geoffrey H. Putnam | 2002-01-08 |
| 6259381 | Method of triggering an event | — | 2001-07-10 |
| 6163008 | Plasma arc torch | Jesse A. Roberts, Kevin Horner-Richardson, Gene Hewes | 2000-12-19 |
| 6040870 | Method and apparatus for nesting secondary signals within a television signal | — | 2000-03-21 |
| 5808689 | Method and apparatus for nesting secondary signals within a television signal | — | 1998-09-15 |
| 4431544 | High pressure liquid affinity chromatography | Anthony Atkinson, Christopher Robin Lowe, Klaus Mosbach | 1984-02-14 |