| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Germany | 4 | |
| #3 | France | 4 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Textiles and paper | |
| #3 | Audio-visual technology | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Electric switches | |
| #2 | Typewriters | |
| #3 | Casings and printed circuits | |
| #4 | Electrically-conductive connections | |
| #5 | Pistons and sealings | |
| #6 | Magnets and transformers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Muller Michael | 3 |
| #2 | Edwin Miller Meryl | 2 |
| #3 | Muller M | 2 |
| #4 | Miller Meryl E | 2 |
| #5 | Miller M | 2 |
| #6 | Miller Meryl Edwin | 1 |
| #7 | Gerlach Richard K | 1 |
| #8 | Evans Pat Emit | 1 |
| #9 | Evans P | 1 |
| #10 | Kim Kirk J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4117438A | Contactless keyswitch for keyboards | |
| US3777090A | Linear cam actuated diaphragm switch with lost motion actuator | |
| US3773997A | Key assembly diaphragm switch actuator with overtravel and feel mechanisms | |
| US3712840A | Method of making packages | |
| US3594684A | Electrical interconnection system for multilayer circuitry | |
| US3663779A | Sealed electrical package |