Risto Kunnas

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Masala, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for carpet washing and a carpet washing service
- Patent number 10,081,906
- Issue date Sep 25, 2018
- West Heat Rauma Oy
- Risto Kunnas
- B08 - CLEANING
Information Patent Grant
Carpet washing equipment and method for washing a carpet with the c...
- Patent number 9,278,380
- Issue date Mar 8, 2016
- West Heat Rauma Oy
- Risto Kunnas
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
Method for carpet washing and a carpet washing service
- Publication number 20160150935
- Publication date Jun 2, 2016
- WEST HEAT RAUMA OY
- Risto Kunnas
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
CARPET WASHING EQUIPMENT AND METHOD FOR WASHING A CARPET WITH THE C...
- Publication number 20110108070
- Publication date May 12, 2011
- WEST HEAT RAUMA OY
- Risto Kunnas
- B08 - CLEANING
Information Patent Application
EQUIPMENT AND METHOD FOR WASHING A CARPET
- Publication number 20110100396
- Publication date May 5, 2011
- WEST HEAT RAUMA OY
- Risto Kunnas
- B08 - CLEANING