| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 26 | |
| #2 | Canada | 6 | |
| #3 | United States | 5 | |
| #4 | Germany | 4 | |
| #5 | France | 4 | |
| #6 | Australia | 3 | |
| #7 | Switzerland | 2 | |
| #8 | Italy | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement | |
| #3 | Mechanical elements | |
| #4 | Machines | |
| #5 | Machine tools | |
| #6 | Control |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chuchla Jerzy Kazimierz | 6 |
| #2 | Gilbert John Derek | 5 |
| #3 | Ponting Ivor | 4 |
| #4 | Gotley Paul | 4 |
| #5 | Chuchla Jerzy K | 3 |
| #6 | Kazimierz Chuchla Jerzy | 3 |
| #7 | Gilbert John D | 2 |
| #8 | Georgefinn Frederick | 1 |
| #9 | Gilbert J | 1 |
| #10 | Smith Charles Robert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB2122128A | Valve control mechanism | |
| GB2110880A | Cam operated control devices | |
| US4012652A | Unidirectional self-starting electrical motors with shaded poles and shaded magnetic shunt | |
| GB1436422A | Parameters of detection head for intermittently sampling automatic gas detectors | |
| GB1436747A | Alarm control apparatus | |
| GB1426764A | Electrical machines | |
| GB1450776A | Flammable gas detector | |
| GB1457740A | Timing circuits | |
| AU4263672A | Electrical machines | |
| CA946036A | Electrical machines | |
| ZA7203394B | Electrical machines | |
| GB1397532A | Unidirectional self-starting synchronous motors | |
| GB1415512A | Detection of gases | |
| GB1377361A | Alternating current electrical motors | |
| GB1395710A | Synchronous motors | |
| GB1381275A | Cam-operated control devices | |
| GB1397533A | Electrical machines | |
| GB1319356A | Electrical coil | |
| GB1327798A | Change-speed gears | |
| GB1242757A | A cam assembly |