| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Australia | 1 | |
| #3 | Canada | 1 | |
| #4 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Unspecified technologies | |
| #3 | Shafts | |
| #4 | Frames |
| # | Name | Total Patents |
|---|---|---|
| #1 | Prior William C | 3 |
| #2 | Putnam Gary M | 2 |
| #3 | Fletcher Peter C | 2 |
| #4 | Steven C Warner | 2 |
| #5 | Trofimov Ivan L | 1 |
| #6 | Aplin Denis C | 1 |
| #7 | Cornell Peter V B | 1 |
| #8 | Schweickart William M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU2599901A | Variable speed drive system | |
| US3869932A | Spring biased double acting expansible pulley with increased spring fatigue life | |
| US3491608A | Pulleys | |
| US3421724A | Sliding motor base | |
| US3252346A | Manufacture of variable speed pulleys and the like | |
| US3199370A | Variable speed drive mechanisms | |
| US3129597A | Pulleys | |
| US3064486A | Variable speed drive mechanisms | |
| US2566997A | Variable-speed drive |