Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6505410 | Weld gauge | — | 2003-01-14 |
| 6059320 | Compressible pipe spacer used in welding | — | 2000-05-09 |
| 5915737 | Compressible pipe spacer used in welding | — | 1999-06-29 |
| 5815938 | Pneumatic hose coupler gage | Dieter Timm | 1998-10-06 |
| 5573229 | Fixture for aligning and clamping pipes | — | 1996-11-12 |
| 5465498 | Gauge for measuring the degree of alignment at the inner surfaces of two tubular members positioned end to end | — | 1995-11-14 |
| 5253507 | Method of forming a spacer used to space end to end piping | — | 1993-10-19 |
| D301843 | Welding gage | — | 1989-06-27 |
| 4674772 | Soluble pipe spacer | — | 1987-06-23 |
| 4485558 | Fillet weld gauge | Edward J. Neyens | 1984-12-04 |
| 4373267 | Gauge calibration block | — | 1983-02-15 |
| 4346918 | Pipe spacer used in welding | — | 1982-08-31 |