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For the Inventor, By the Inventor

Mutterstadt, Germany

Ekhard Winkler

USPTO Granted Patents = 17


Average Co-Inventor Count = 5.7

ph-index = 8

Forward Citations = 167(Granted Patents)


Company Filing History:

goldMedal15 out of 10,754 
 
Basf Aktiengesellschaft
 patents
silverMedal1 out of 52 
 
Basfaktiengesellschaft
 patents
bronzeMedal1 out of 2,033 
 
Basf Corporation
 patents

Years Active: 1989-2011

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17 patents (USPTO):Explore Patents
1. 7888524 - Process for preparing sulfuric monoesters from amino alkanols (2011-02-15),
2. 5260396 - Preparation of water resistant films and coatings and use thereof (1993-11-09),
3. 5073269 - Preparation of water-soluble copolymers of maleic acid and use thereof (1991-12-17),
4. 5019296 - Serine-N,N-diacetic acid and derivatives as complexing agents and (1991-05-28),
5. 4997680 - Polymeric conditioner for pretreating nonmetallic surfaces for chemical (1991-03-05),
6. 4978805 - Polyethers (1990-12-18),
7. 4973730 - Preparation of serine-N,N-diacetic acid and derivatives as complexing (1990-11-27),
8. 4954369 - Chemical deposition of copper from alkaline aqueous baths (1990-09-04),
9. 4940609 - Polymeric conditioner for pretreating nonmetallic surfaces for chemical (1990-07-10),
10. 4897220 - Detergents containing water-soluble copolymers containing as (1990-01-30),
11. 4897215 - Detergents containing water-soluble copolymers containing as (1990-01-30),
12. 4886859 - Slightly crosslinked, water-soluble polymaleic acid, its preparation and (1989-12-12),
13. 4827014 - 2-Hydroxy-3-aminopropionic-n,n-diacetic acid and derivatives thereof, (1989-05-02),
14. 4818795 - Polymaleic acid, its preparation and its use (1989-04-04),
15. 4818794 - Slightly crosslinked, water-soluble polymaleic acid, its preparation and (1989-04-04),
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