| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Germany | 4 | |
| #3 | Switzerland | 1 | |
| #4 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Basic communication technologies | |
| #3 | Semiconductors | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Electric motor controls | |
| #2 | Semiconductor devices | |
| #3 | Pulse technique | |
| #4 | Installation of electric cables | |
| #5 | AC and DC conversion devices | |
| #6 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Williams Barry Wayne | 11 |
| #2 | Thomas Paul Brendan | 1 |
| #3 | Palmer Patrick Reginald | 1 |
| #4 | Salmon John Charles | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8608271D0 | Modulation circuits | |
| GB8512711D0 | Induction motor drive circuits | |
| GB8429450D0 | Induction motor drive circuits | |
| GB8332144D0 | Motor drive circuits | |
| GB8317178D0 | Switch-off circuits for transistors and gate turn-off thyristors | |
| GB2130028A | Integrated semiconductor device | |
| CH641298A5 | Current switching circuit comprising a thyristor. |