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For the Inventor, By the Inventor

Winter Springs, FL, United States of America

Frank J Heymann

This inventor holds 4 USPTO granted patents. Top assignee: Westinghouse Electric Corporation. Active years: 1988-1992.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 54(Granted Patents)


Company Filing History:

goldMedal4 out of 8,033 
 
Westinghouse Electric Corporation
 patents

Years Active: 1988-1992

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4 patents (USPTO):Explore Patents
1. 5146945 - Seal ring retainer and guide ring for valve plug (1992-09-15),
2. 5014746 - Hole pattern for valve muffler (1991-05-14),
3. 4812105 - Bell seal and retaining nut for high pressure turbines (1989-03-14),
4. 4766932 - Steam control valve (1988-08-30),
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