Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6109279 | Locking device for an umbrella and method of use | Robert P. Kloss | 2000-08-29 |
| 5252009 | Industrial and roadway identification and floor surface treatment system, and diamond surface drill bit for use in installing the system | — | 1993-10-12 |
| 5158393 | Industrial and roadway identification and floor surface treatment system, and diamond surface drill bit for use in installing the system | — | 1992-10-27 |
| 4657445 | Core drill and method of removing a core therefrom | — | 1987-04-14 |
| 4551045 | Countersink core drill assembly and method of utilizing same | — | 1985-11-05 |