Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638986 | Method and equipment for dosing small amounts of liquid quantitatively | Niilo Kaartinen, Unto Okkonen | 1997-06-17 |
| 4974459 | Procedure for implementing selection of liquids in liquid dispensing in an analyzer, and sampling device | Keijo Makela, Pertti Nuopponen | 1990-12-04 |
| 4314786 | Method and apparatus for handling cathode plate support rods | Leo Uusitalo | 1982-02-09 |
| 4297067 | Method and apparatus for handling packed layers of support rods in an electrolytic refining plant | Leo Uusitalo | 1981-10-27 |