logo

For the Inventor, By the Inventor

Aachen, Germany

Hans J Gerhardt

USPTO Granted Patents = 3

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 13(Granted Patents)


Location History:

  • Cologne, DE (1978)
  • 5100 Aachen, DE (1990)
  • Aachen, DE (1992)

Company Filing History:

goldMedal1 out of 12,164 
 
Bayer Aktiengesellschaft
 patents
silverMedal1 out of 2 
 
Wsp Ingenieurgesellschaft Fur Warmetechnik, Stromungstechnik Und
 patents
bronzeMedal1 out of 832,880 
Other
 patents

Years Active: 1978-1992

Loading Chart...
3 patents (USPTO):Explore Patents
1. 5171116 - Attachment assembly for securing roofing membranes (1992-12-15),
2. 4894009 - Apparatus for contactless sealing of an opening against emerging or (1990-01-16),
3. 4123805 - Artificial heart valve (1978-11-07),
This text is generated by artificial intelligence and may not be accurate.
Please report any incorrect information to support@idiyas.com
Loading…