Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10286610 | Method and apparatus for producing joining regions of composite sheets | Azeddine Chergui, Mustafa Al | 2019-05-14 |
| 5523387 | Mass dyeing of synthetic polymers with dyes in salt form | Bansi Lal Kaul | 1996-06-04 |
| 5476923 | Divalent cobalt and manganese salts of 3-carboxy-4-(dihalo-sulfophenylazo)-1-phenylpyrazol-5-ones | Bansi Lal Kaul | 1995-12-19 |
| 5470921 | Synthetic polyamides and their salts | Bansi Lal Kaul, Angelos-Elie Vougioukas | 1995-11-28 |
| 5304244 | Zwitterionic pigments | Bansi Lal Kaul | 1994-04-19 |
| 5030247 | Mixtures of disazo compounds containing two phenyl diazo component radicals having one or two (C.sub.1-4 alkoxy)carbonyl groups and a bis-acetoacetamido-arylene coupling radical | — | 1991-07-09 |
| 4866113 | Compounds useful as pigments containing one or more 2,2,6,6-tetraalkylpiperidine groups | Peter Bitterli, Manfred Geisel, Bansi Lal Kaul | 1989-09-12 |
| 4838943 | Compounds useful as pigments containing one or more 2,2,6,6-tetraalkylpiperidine groups | Peter Bitterli, Manfred Geisel, Bansi Lal Kaul | 1989-06-13 |
| 4759801 | Pigment preparations | Bansi Lal Kaul | 1988-07-26 |
| 4734515 | 1:2 metal complexes of 2-nitroso-acetoacetic acid and benzoylacetic acid arylamides | Peter Bitterli, Bansi Lal Kaul | 1988-03-29 |