| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Japan | 4 | |
| #3 | Germany | 3 | |
| #4 | France | 3 | |
| #5 | Denmark | 2 | |
| #6 | Spain | 2 | |
| #7 | Finland | 2 | |
| #8 | Austria | 1 | |
| #9 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Soldering, welding and flame cutting | |
| #2 | Measuring electric variables |
| # | Name | Total Patents |
|---|---|---|
| #1 | Natzler Pierre Jean | 4 |
| #2 | Sugimoto Nobuo | 4 |
| #3 | Natzler P J | 2 |
| #4 | Denning Robert Edwin Arthur | 2 |
| #5 | Pieeru Jiyan Natsuree | 2 |
| #6 | Robaato Edouin Aasaa Deningu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0103662A1 | Improvements in or relating to control systems for electric spot-welding machines | |
| GB2127564A | Measuring weld resistance/voltage drop | |
| DE3129170A1 | SPOT WELDING MACHINE | |
| GB2081459A | Measuring current in welding machines | |
| GB1590043A | Electrical welding control systems | |
| GB1597142A | Resistance welding machines |