Joni HIETALA

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Viiala, FI

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Patents Grantslast 30 patents

Information Patent Grant
Construction element for a bowling lane and a bowling lane
- Patent number 7,699,712
- Issue date Apr 20, 2010
- System-300 Group Oy
- Mikko Sievänen
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Substructure of a bowling lane
- Patent number 6,652,386
- Issue date Nov 25, 2003
- System-300 Group Oy
- Mikko Sievänen
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TEMPORARY FLOORING STRUCTURE
- Publication number 20130123033
- Publication date May 16, 2013
- SYSTEM-300 GROUP OY
- Mikko SIEVANEN
- E04 - BUILDING