HL

Hugh Stephen Laver

CI Ciba-Geigy: 12 patents #227 of 2,867Top 8%
CC Ciba Specialty Chemicals: 7 patents #172 of 1,233Top 15%
VA Vantico: 2 patents #13 of 104Top 15%
Overall (All Time): #211,822 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
6562815 Morpholinones as light stabilizers Dario Lazzari, Thomas Bolle, Mirko Rossi 2003-05-13
6197861 Stabilization of paints with spiroindane derivatives 2001-03-06
6169158 Polyglycidyl compounds Christoph Rickert 2001-01-02
6140326 Morpholinones as light stabilizers Dario Lazzari, Thomas Bolle, Mirko Rossi 2000-10-31
6113980 Method for improving the chargeability of a powder coating composition 2000-09-05
6103794 Stabilizers for powder coatings 2000-08-15
5912106 Method for improving photoimage quality Chia-Hu Chang, Andrew Mar, Thai Hong Nguyen, Harry Joseph Evers 1999-06-15
5817887 Color-photographic recording material David G. Leppard 1998-10-06
5726225 Corrosion inhibitors in powder coatings Adalbert Braig 1998-03-10
5686633 Inks, particularly for ink jet printing Eric Vieira 1997-11-11
5509957 Ink compositions Vien Van Toan, David G. Leppard 1996-04-23
5411847 Color-photographic recording material David G. Leppard 1995-05-02
5318939 Pressure-sensitive or heat-sensitive recording material Mario Slongo 1994-06-07
5261953 Inks Eric Vieira, David G. Leppard, Vien Van Toan 1993-11-16
5124723 Light-stabilized ink composition 1992-06-23
5098477 Inks, particularly for ink printing Eric Vieira 1992-03-24
5096781 Water-soluble compounds as light stabilizers Eric Vieira 1992-03-17
5096489 Light-stabilized ink compositions 1992-03-17
5089050 Inks containing a water soluble compound as a stabilizer particularly for ink jet printing Eric Vieira, David G. Leppard, Vien Van Toan 1992-02-18
5073448 Recording materials for ink-jet printing Eric Vieira 1991-12-17
4926190 Ink jet recording process using certain benzotriazole derivatives as light stabilizers 1990-05-15