| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 12 |
| # | Industry | |
|---|---|---|
| #1 | Semiconductors | |
| #2 | Optics | |
| #3 | Electrical machinery and energy | |
| #4 | Basic communication technologies | |
| #5 | Audio-visual technology | |
| #6 | Telecommunications | |
| #7 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Semiconductor devices | |
| #2 | Electric discharge tubes | |
| #3 | Nonlinear optics | |
| #4 | Processing photographic materials | |
| #5 | Transmission | |
| #6 | Unspecified technologies | |
| #7 | Electrography | |
| #8 | Pulse technique | |
| #9 | Generation of oscillations | |
| #10 | Television |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leedom Marvin Allan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1261265A | Frequency modulation of a solid state oscillator | |
| GB1177382A | Method of Making Ohmic Contact to a Semiconductor Body |