ZUMTOBEL W has a total of 16 patent applications. Its first patent ever was published in 1970. It filed its patents most often in United Kingdom, Sweden and Germany. Its main competitors in its focus markets electrical machinery and energy and machines are CHINA ZHONGBIAN GROUP SHANGHAI TRANSF CO LTD, ZUMTOBEL WALTER and VOGT GMBH & CO KG.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 8 | |
| #2 | Sweden | 3 | |
| #3 | Germany | 2 | |
| #4 | Norway | 2 | |
| #5 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wiesner E | 6 |
| Publication | Filing date | Title |
|---|---|---|
| GB1464798A | Transformer or choke with an iron body | |
| GB1455398A | Transformers or chokes |