Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5984571 | Vibrating screed | — | 1999-11-16 |
| D327616 | Concrete smoother and placer tool | — | 1992-07-07 |
| D326396 | Combined bull float and concrete tamper | — | 1992-05-26 |
| D324980 | Bull float | — | 1992-03-31 |
| 5062738 | Roller screed | — | 1991-11-05 |
| 4752156 | Laser-guided portable screed | — | 1988-06-21 |
| 4641995 | User-mounted concrete screed | — | 1987-02-10 |
| 4591291 | User-mounted concrete screed | — | 1986-05-27 |
| 4541750 | Surface spreader with column bypass | — | 1985-09-17 |
| 4408978 | Advancement apparatus for concrete screed | — | 1983-10-11 |
| 4340351 | Vibratory concrete screed with eccentric drive shaft | — | 1982-07-20 |