Pertti Lehto

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Laihia, FI

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Patents Grantslast 30 patents

Information Patent Grant
Pipe cutting apparatus
- Patent number 7,464,472
- Issue date Dec 16, 2008
- T-Drill Oy
- Timo Kangas
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Mounting and dismounting mechanism for a straightening or calibrati...
- Patent number 6,884,013
- Issue date Apr 26, 2005
- T-Drill Oy
- Risto Kiviranta
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Automated collar-forming drill mechanism
- Patent number 6,427,508
- Issue date Aug 6, 2002
- T-Drill Oy
- Pertti Lehto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Variable-force discharge mechanism for materials loaded on a reel
- Patent number 6,152,396
- Issue date Nov 28, 2000
- T-Drill Oy
- Tero Rapila
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Pipe Cutting Apparatus
- Publication number 20070240311
- Publication date Oct 18, 2007
- Timo Kangas
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Mounting and dismounting mechanism for a straightening or calibrati...
- Publication number 20020092726
- Publication date Jul 18, 2002
- Risto Kiviranta
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...