GP

Gunnar Parmann

FA Forsheda Ab: 3 patents #4 of 33Top 15%
RA Rieber & Son A/S: 2 patents #2 of 2Top 100%
Schlumberger Technology: 1 patents #3,893 of 7,293Top 55%
Overall (All Time): #760,570 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6477111 Method of making a marine seismic streamer Nils Lunde, Simon Bittleston, Jan-Age Langeland 2002-11-05
4975234 Method for forming an end portion of a plastic pipe 1990-12-04
4847094 Apparatus for forming an end portion of a plastic pipe 1989-07-11
4818209 Mould and sealing ring Stefan Petersson, Bror Gustafsson 1989-04-04
4368894 Reinforced sealing rings for pipe joints 1983-01-18
4336014 System for mounting a forming element on a mandrel 1982-06-22
4299412 Production of socket ends in thermoplastic pipes 1981-11-10