Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5836423 | People mover system | — | 1998-11-17 |
| 5647281 | Semi-rigid, fin-based transportation system | — | 1997-07-15 |
| 5526754 | Conveying system with tensioning assembly and method | — | 1996-06-18 |
| 5445081 | Transit system employing a traction belt | — | 1995-08-29 |
| 5406891 | Funicular system including haul rope grip assembly | — | 1995-04-18 |
| 5361706 | Conveying system with tensioning and docking assembly and method | — | 1994-11-08 |
| 5352021 | Seat assembly for chairlift | — | 1994-10-04 |
| 5213048 | Chairlift chair assembly with movable enclosure | — | 1993-05-25 |
| 5193463 | Rope tow apparatus and method | — | 1993-03-16 |
| 5158020 | Drive shoe assembly with resiliently flexible traction members and method | — | 1992-10-27 |
| 4998482 | Aerial tramway and method for relieving induced torque | — | 1991-03-12 |
| 4867069 | Transportation system drive-shoe assembly and method | — | 1989-09-19 |
| 4864937 | Aerial tramway having haul rope in vertical plane and carrier unit with rope engaging support sheaves which disengage haul at towers | — | 1989-09-12 |
| 4860664 | Haul rope grip assembly for aerial tramway with elastic block jaw actuating means | — | 1989-08-29 |
| 4848241 | Aerial tramway system and method having parallel haul ropes | — | 1989-07-18 |
| 4744306 | Conveyor system and method of operation for an aerial tramway or the like | — | 1988-05-17 |
| 4671186 | Positive drive assembly for automatic, rail-based transportation system | — | 1987-06-09 |
| 4671187 | Deropement sensor apparatus with gravity-biased, falling, magnetic member | — | 1987-06-09 |
| 4658733 | Aerial tramway grip assembly | — | 1987-04-21 |
| 4596106 | Ski lift towe safety apron | — | 1986-06-24 |
| 4470355 | Pneumatic cable tensioning apparatus and method for an aerial tramway or the like | — | 1984-09-11 |
| 4462314 | Rocker arm assembly for an aerial tramway | — | 1984-07-31 |
| 4403552 | Detachable grip assembly and method | — | 1983-09-13 |
| 4401198 | Friction-based, motion damping assembly for a chairlift or the like | — | 1983-08-30 |
| 4363945 | Cable derailment responsive apparatus | — | 1982-12-14 |