Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634614 | Support system for data transmission lines | — | 1997-06-03 |
| 5628481 | Support system for data transmission lines | — | 1997-05-13 |
| 5628580 | Splice system | — | 1997-05-13 |
| 5618014 | Support system for data transmission lines | — | 1997-04-08 |
| RE35479 | Cable tray hold-down device | Martin Lee Witherbee | 1997-03-18 |
| 5595362 | Electrical box mounting bracket | Martin Lee Witherbee | 1997-01-21 |
| 5587555 | Conductor holding device | — | 1996-12-24 |
| 5580014 | Ladder-type cable tray | — | 1996-12-03 |
| 5564658 | Support system for data transmission lines | — | 1996-10-15 |
| D361982 | Cable tray rung | — | 1995-09-05 |
| 5372341 | Cable tray hold-down device | Martin Lee Witherbee | 1994-12-13 |
| 5284254 | Rack for electrical equipment | — | 1994-02-08 |
| 5209444 | Support for an electrical box | — | 1993-05-11 |
| 5209619 | Channel nut fastener | — | 1993-05-11 |
| 5100086 | Cable tray support system | — | 1992-03-31 |
| 5022614 | One piece conduit clip | — | 1991-06-11 |
| 5005792 | Bracket for mounting an electrical switchbox on a wall stud | — | 1991-04-09 |
| 4971280 | Clip for mounting objects on a wall stud | — | 1990-11-20 |
| 4967990 | Support for an electrical box | — | 1990-11-06 |
| 4958792 | Clip for supporting conduit and the like | — | 1990-09-25 |
| 4943022 | Bracket for mounting an electrical box on a wall stud | — | 1990-07-24 |
| 4907766 | Pipe positioning and support system | — | 1990-03-13 |