Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7552623 | Enhanced leak detection dye carrier | John Duerr | 2009-06-30 |
| 7344272 | Lamp | Richard Regan | 2008-03-18 |
| 7251984 | Refrigerant with leak detection dye concentrate | John Duerr | 2007-08-07 |
| 6953940 | Hand-held germicidal lamp with safety features | Kenneth C. Leighley, Richard Regan | 2005-10-11 |
| 6854859 | Pen size LED inspection lamp for detecting fluorescent material | Gustavo Garcia | 2005-02-15 |
| 6767110 | Pen size LED inspection lamp kit for detecting fluorescent material | Gustavo Garcia | 2004-07-27 |
| 6573665 | Inspection lamp with interchangeable AC or DC power cords | Richard Regan, Gustavo Garcia | 2003-06-03 |
| 6491408 | Pen-size LED inspection lamp for detection of fluorescent material | Gustavo Garcia | 2002-12-10 |
| 6165384 | Full spectrum fluorescent dye composition for the optimization of leak detection processes | John Duerr | 2000-12-26 |
| RE36951 | Method of introducing leak detection dye into an air conditioning or refrigeration system including solid or semi-solid fluorescent dyes | Ling Lu | 2000-11-14 |
| 5997154 | Compact high-intensity UVA inspection lamp | Gustavo Garcia, Richard Regan | 1999-12-07 |
| 5816692 | Compact high-intensity UVA inspection lamp | Gustavo Garcia, Richard Regan | 1998-10-06 |
| 5788364 | Compact high-intensity UVA inspection lamp | Gustavo Garcia, Richard Regan | 1998-08-04 |
| 5650563 | Method of introducing leak detection dye into an air conditioning or refrigeration system including solid or semi-solid fluorescent dyes | Ling Lu | 1997-07-22 |
| 5440919 | Method of introducing leak detection dye into an air conditioning or refrigeration system | — | 1995-08-15 |
| 5167140 | Apparatus and method for infusing a material into a closed loop system | Kenneth C. Leighley | 1992-12-01 |