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For the Inventor, By the Inventor

Ludwigshafen, Germany

Hans-Juergen Quadbeck-Seeger

USPTO Granted Patents = 13

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 63(Granted Patents)


Location History:

  • Bad Duerkheim, DE (1977)
  • Ludwigshafen, DE (1976 - 1978)
  • Bad Durkheim, DE (1978 - 1988)

Company Filing History:

goldMedal12 out of 10,754 
 
Basf Aktiengesellschaft
 patents
silverMedal1 out of 88 
 
Badische Anilin- & Soda-fabrik Aktiengesellschaft
 patents

Years Active: 1976-1988

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13 patents (USPTO):Explore Patents
1. 4726955 - Preparation of finely divided, pulverulent carotenoid preparations (1988-02-23),
2. 4083849 - Process for preparation of 5-cyanopyrid-6-ones (1978-04-11),
3. 4082749 - Process for the production of amines (1978-04-04),
4. 4038309 - Production of 2-hydroxynaphthalene-3-carboxylic acid (1977-07-26),
5. 4032571 - Manufacture of 2-amino-3,5-dinitrobenzamide (1977-06-28),
6. 4032568 - Production of 2-hydroxynaphthalene-3-carboxylic acid (1977-06-28),
7. 4020102 - Production of 2-hydroxynaphthalene-3-carboxylic acid (1977-04-26),
8. 4012305 - Production of 1-methyl-3-phenylindans (1977-03-15),
9. 4002675 - Manufacture of 2-hydroxy-naphthalene-3-carboxylic acid (1977-01-11),
10. 4002664 - Manufacture of dimethylaminobenzenecarboxylic acid esters (1977-01-11),
11. 3994897 - Process for the manufacture of carboxylic acids from methyl ketones (1976-11-30),
12. 3984406 - Production of unsubstituted or substituted isatoic anhydride (1976-10-05),
13. 3931300 - Process for the production of dichlorobenzoic acids (1976-01-06),
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