PURISTUSTUOTE OY has a total of 15 patent applications. Its first patent ever was published in 1957. It filed its patents most often in Finland, Norway and Sweden. Its main competitors in its focus markets electrical machinery and energy are JIN WOO SYSTEM CO LTD, HOPPMANN & MULSOW and GARVIN BARTON L.
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Lighting device details | |
| #2 | Installation of electric cables |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nurmi Hemming | 5 |
| #2 | Nurmi H | 4 |
| #3 | Hemming Nurmi | 3 |
| #4 | Emanuel Miettinen Yrjoe | 1 |
| #5 | Nurmi | 1 |
| #6 | Liikekeksintoe | 1 |
