Jochum Bierma

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for rowing in the direction the rower is facing
- Patent number 10,167,068
- Issue date Jan 1, 2019
- Jochum Bierma
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Tensioning device for a carrying net
- Patent number 8,356,565
- Issue date Jan 22, 2013
- Jochum Bierma
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Collapsible catamaran
- Patent number 8,096,258
- Issue date Jan 17, 2012
- Jochum Bierma
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Device for climbing stairs for a wheelchair
- Patent number 7,080,842
- Issue date Jul 25, 2006
- Jochum Bierma
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Stair-climbing hand truck
- Patent number 6,935,447
- Issue date Aug 30, 2005
- Jochum Bierma
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Sack trolley
- Patent number 6,616,174
- Issue date Sep 9, 2003
- Jochum Bierma
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Two-wheel hand truck
- Patent number 6,386,552
- Issue date May 14, 2002
- Jochum Bierma
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR ROWING IN THE DIRECTION THE ROWER IS FACING
- Publication number 20160059947
- Publication date Mar 3, 2016
- Jochum Bierma
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
Tensioning device for a carrying net, in particular between the hul...
- Publication number 20100116187
- Publication date May 13, 2010
- Jochum Bierma
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
Collapsible catamaran
- Publication number 20090260555
- Publication date Oct 22, 2009
- Jochum Bierma
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
Device for climbing stairs for a wheelchair
- Publication number 20050248105
- Publication date Nov 10, 2005
- Jochum Bierma
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Stair-climbing hand truck
- Publication number 20040188960
- Publication date Sep 30, 2004
- Jochum Bierma
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Sack trolley
- Publication number 20020043784
- Publication date Apr 18, 2002
- Jochum Bierma
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS