Juhani Vaananen

Follow

Person

Vantaa, FI

People

Patents Grantslast 30 patents

Information Patent Grant
Method for changing speed of motor group
- Patent number 7,023,169
- Issue date Apr 4, 2006
- ABB Oy
- Ilkka Erkkilä
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Method for changing speed of motor group
- Publication number 20030057915
- Publication date Mar 27, 2003
- Ilkka Erkkila
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER