John W. Davern — 7 Patents at Gemcor Engineering

John W. Davern has been granted 7 US patents while listed as an inventor at Gemcor Engineering. The first was granted in 1985 and the most recent in September 1993. John W. Davern ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list John W. Davern in North Tonawanda, NY, US.

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Showing 1–7 of 7 patents

Patent #	Title	Co-Inventors	Date
5248074	Five axis riveter and system	Thomas H. Speller, Sr., Jeffrey P. Weaver, Mark Andrews	1993-09-28
4966323	Five axis riveter and system	Thomas H. Speller, Sr., Jeffrey P. Weaver, Mark Andrews	1990-10-30
4864702	Five axis riveter	Thomas H. Speller, Sr., Jeffery P. Weaver, Mark Andrews	1989-09-12
4819856	Method and apparatus for inserting fasteners	Frank T. Mazurik	1989-04-11
4645112	Riveting machine	Daniel D. Cook	1987-02-24
4609134	Jet guide rivet injector	—	1986-09-02
4515302	Riveting machine	Daniel D. Cook	1985-05-07

John W. Davern — 7 Patents

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