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For the Inventor, By the Inventor

Macungie, PA, United States of America

John K Graybill

USPTO Granted Patents = 7 

Average Co-Inventor Count = 2.5

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Dover, OH (US) (1981)
  • Macungie, PA (US) (1989 - 1994)

Company Filing History:

goldMedal5 out of 3,191 
 
Air Products and Chemicals, Inc.
 patents
silverMedal1 out of 832,891 
Other
 patents
where one patent can have more than one assignee

Years Active: 1981-1994

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7 patents (USPTO):Explore Patents
1. 5300528 - Use of perfluoroethyldimethyl cyclohexane for oxygen transport (1994-04-05),
2. 5146014 - Perfluoroethyldimethyl cyclohexane (1992-09-08),
3. 4925992 - Perfluorinated 2-ISO propyl derivative compounds (1990-05-15),
4. 4901910 - Perfluorinated propyl derivative compounds for vapor bath soldering (1990-02-20),
5. 4885414 - Perfluorinated propyl derivative compounds (1989-12-05),
6. 4873315 - Perfluorinated propyl derivative compounds (1989-10-10),
7. D259159 - Letter holder (1981-05-12),
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