| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | United Kingdom | 3 | |
| #3 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Magnets and transformers | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Capacitors and switching devices | |
| #5 | Resistors | |
| #6 | Making wound articles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hatton Richard L | 5 |
| #2 | Hilgers Raymond H | 3 |
| #3 | Hatton Richard Lawrence | 1 |
| #4 | Blair Hugh T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3517365A | Coil form with embedded terminals | |
| GB1128585A | Temperature stable tubular element for inductive devices | |
| US3368177A | Wound inductor coil form | |
| US3460246A | Coil form method of manufacture | |
| US3336554A | Tubular covering and method | |
| US3344384A | Temperature stable tubular element for inductive devices | |
| US3279333A | Method of making a spirallywound tube | |
| GB886888A | Coil form and method | |
| CA804177A | Coil form | |
| CA787560A | Tubular element |