IS

Ivan Sheiham

WL Wiggins Teape Group Limited: 7 patents #5 of 102Top 5%
AR Arjowiggins: 2 patents #3 of 17Top 20%
📍 Marlow, GB: #4 of 87 inventorsTop 5%
Overall (All Time): #587,068 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6509295 Record material for pressure-sensitive copying systems John B. Cooper, Christian Dumoulin, Margaret P. Templey 2003-01-21
6103662 Pressure-sensitive copying paper 2000-08-15
5811367 Pressure-sensitive copying material 1998-09-22
5605874 Pressure-sensitive copying material David J. Taylor, Margaret P. Templey 1997-02-25
5478380 Chromogenic composition for use in pressure-sensitive record material Margaret P. Templey, Richard Saunders 1995-12-26
5476829 Pressure-sensitive copying material David J. Taylor, Margaret P. Templey 1995-12-19
5472489 Solvent compositions for use in pressure-sensitive copying paper Margaret P. Templey 1995-12-05
5364830 Record material using vinyl carbinol color formers Margaret P. Templey 1994-11-15
5281266 Solvent compositions for use in pressure-sensitive copying paper Margaret P. Templey 1994-01-25