| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 5 | |
| #2 | United Kingdom | 4 | |
| #3 | Austria | 2 | |
| #4 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Electrical machinery and energy | |
| #3 | Chemical engineering | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Soldering, welding and flame cutting | |
| #2 | Dynamo-electric machines | |
| #3 | Plasma technique | |
| #4 | Electric motor controls | |
| #5 | Servomotors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Feder Efim Savelievich | 4 |
| #2 | Kochanovsky Nikolai Yakovlevic | 4 |
| #3 | Katler Shlema Markovich | 3 |
| #4 | Faigenbaum Daniil Samoilovich | 2 |
| #5 | Karosas Iozas Gediminas Ionovi | 2 |
| #6 | Krupsky Ignaty Ignatievich | 2 |
| #7 | Kasprzhak Georgy Martinovich | 2 |
| #8 | Nedorezov Vulf Eselevich | 1 |
| #9 | Filanovich Ivan Antonovich | 1 |
| #10 | Volkov Sergei Nikolaevich | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1255809A | Improvements in and relating to the plasma-arc treatment of metals | |
| GB1187618A | Fluid Pressure Operated Force Transmitting Devices | |
| SU209604A1 | Device for arc welding on alternating current | |
| GB1109711A | Improvements in or relating to welding of article with a closed weld line | |
| GB1127499A | Welding apparatus | |
| US3375965A | Ultrasonic welder |