Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4942941 | Anti-spin handle for pump jack | — | 1990-07-24 |
| 4895483 | Ceiling panel revealer devices and methods | — | 1990-01-23 |
| 4891962 | Roll forming notches in a thin-wall power transmission member | — | 1990-01-09 |
| 4882926 | Roll forming notches in a thin-wall power transmission member | — | 1989-11-28 |
| 4877107 | Mobile scaffolding system and scaffold support | — | 1989-10-31 |
| 4869343 | Railing assembly for scaffold | — | 1989-09-26 |
| 4856616 | Railing support clamp for scaffold | — | 1989-08-15 |
| 4852375 | Rack assembly for forming splines in thin-wall member | James T. Killop | 1989-08-01 |
| 4819468 | Roll forming notches in a thin-wall power transmission member | — | 1989-04-11 |
| 4805735 | Scaffolding net system | — | 1989-02-21 |
| 4779476 | Thin-walled splined and flanged power transmission member | James T. Killop | 1988-10-25 |
| 4756179 | Mandrell for flanging and splining thin-walled members | James T. Killop | 1988-07-12 |
| 4756182 | Die for flanging and chamfering thin-walled members | James T. Killop | 1988-07-12 |
| 4741191 | Method for splining and flanging thin-walled members | James T. Killop | 1988-05-03 |
| 4741505 | Scaffolding arrangement | — | 1988-05-03 |
| 4729233 | Rack assembly for forming splines in thin-wall member | James T. Killop | 1988-03-08 |
| 4677836 | Apparatus for flanging and splining a thin-walled power transmission member | James T. Killop | 1987-07-07 |
| 4624342 | Scaffolding platform | — | 1986-11-25 |
| 4598794 | Scaffolding system | — | 1986-07-08 |
| 4597471 | Heavy duty pump jack | — | 1986-07-01 |
| 4506537 | Die for splining thin-wall power transmitting members | — | 1985-03-26 |
| 4499967 | Scaffolding staging | — | 1985-02-19 |
| 4463828 | Pump jack | — | 1984-08-07 |
| 4432435 | Clamping device | — | 1984-02-21 |
| 4389824 | Window and door trim for use with siding | — | 1983-06-28 |