JG

John Derek Guest

JL John Guest International Limited: 15 patents #2 of 6Top 35%
E2 E2Interactive: 1 patents #34 of 67Top 55%
Overall (All Time): #47,846 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 26–50 of 54 patents

Patent #TitleCo-InventorsDate
5915738 Tube couplings 1999-06-29
5848618 Relating to composite tubing 1998-12-15
5779284 Tube coupling bodies having resilient fingers spaced from the groove wall 1998-07-14
5775742 Tube couplings 1998-07-07
5738387 Tube couplings 1998-04-14
5683121 Tube coupling collets having embedded metal skeleton 1997-11-04
5615895 Seal arrangements 1997-04-01
5607193 Tube couplings 1997-03-04
5603530 Grab rings 1997-02-18
5603532 Grab rings 1997-02-18
5468027 Tube couplings 1995-11-21
5443289 Tube couplings 1995-08-22
5401064 Tube couplings for co-axial tubing 1995-03-28
5390969 Collets for tube couplings 1995-02-21
5375893 Threaded members 1994-12-27
5370423 Tube couplings 1994-12-06
5038455 Method of manufacturing tube coupling bodies 1991-08-13
4958858 Tube couplings 1990-09-25
4946213 Tube couplings 1990-08-07
4923220 Tube couplings Bo Harde 1990-05-08
4867484 Bodies which use couplings 1989-09-19
4804213 Tube couplings 1989-02-14
4722560 Quick release tube coupling 1988-02-02
4657286 Tube couplings 1987-04-14
4650529 Quick release tube coupling 1987-03-17