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For the Inventor, By the Inventor

Concord, MA, United States of America

Hybrid Technology Corporation


USPTO Granted Patents = 2

Trademarks = 1

Forward Citations = 40

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1 inventor (with patents filed for the assignee):

goldMedal Donald J Spigarelli (2 out of 26 patents)


2 patents:

1. 4348174 - Method and apparatus for vapor conservation and control (1982-09-07),
2. 4315042 - Solder removal technique (1982-02-09),
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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#51 in Concord, MA

#4,825 in Massachusetts

#92,697 in US

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Concord, MA, United States of America

Hybrid Technology Corporation

Forward Citations = 40

1 inventor:

goldMedal Donald J Spigarelli (2 out of 26 patents)

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