Juhani VÄLISALO

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PIRKKALA, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for forming a pile wall in ground and a corresponding pile wall
- Patent number 12,065,799
- Issue date Aug 20, 2024
- PIRKAN LAATUPALELU OY
- Juhani Välisalo
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Fluid operated drilling device and a method for drilling a hole
- Patent number 11,371,287
- Issue date Jun 28, 2022
- PIRKAN LAATUPALVELU OY
- Juhani Välisalo
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluid operated drilling device and a method for drilling a hole usi...
- Patent number 11,306,538
- Issue date Apr 19, 2022
- PIRKAN LAATUPALVELU OY
- Juhani Välisalo
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR FORMING A PILE WALL IN GROUND AND A CORRESPONDING PILE WALL
- Publication number 20240368853
- Publication date Nov 7, 2024
- PIRKAN LAATUPALVELU OY
- Juhani VÄLISALO
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
METHOD FOR FORMING A PILE WALL IN GROUND AND A CORRESPONDING PILE WALL
- Publication number 20220282443
- Publication date Sep 8, 2022
- PIRKAN LAATUPALVELU OY
- Juhani VÄLISALO
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
FLUID OPERATED DRILLING DEVICE AND A METHOD FOR DRILLING A HOLE USI...
- Publication number 20200347678
- Publication date Nov 5, 2020
- PIRKAN LAATUPALVELU OY
- Juhani VÄLISALO
- E21 - EARTH DRILLING MINING
Information Patent Application
FLUID OPERATED DRILLING DEVICE AND A METHOD FOR DRILLING A HOLE
- Publication number 20200270949
- Publication date Aug 27, 2020
- PIRKAN LAATUPALVELU OY
- Juhani VÄLISALO
- E21 - EARTH DRILLING MINING