Thomas E. Cottringer — 8 Patents at Norton

Thomas E. Cottringer has been granted 8 US patents while listed as an inventor at Norton. The first was granted in 1986 and the most recent in October 2000. Thomas E. Cottringer ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Thomas E. Cottringer in Niagara Falls, ON, CA.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6136288	Firing fines	Ralph Bauer, Martin Barnes	2000-10-24
5514631	Alumina sol-gel fiber	Ronald H. van de Merwe, Ralph Bauer, Walter A. Yarbrough	1996-05-07
5395407	Abrasive material and method	Ronald H. van de Merwe, Ralph Bauer, Walter A. Yarbrough	1995-03-07
5383945	Abrasive material and method	Ronald H. van de Merwe, Ralph Bauer, Walter A. Yarbrough	1995-01-24
5244477	Sintered sol gel alumina abrasive filaments	Charles V. Rue, Ronald H. van de Merwe, Ralph Bauer, Scott W. Pellow, Richard J. Klok	1993-09-14
5194072	Sintered sol gel alumina abrasive filaments	Charles V. Rue, Ronald H. van de Merwe, Ralph Bauer, Scott W. Pellow, Richard J. Klok	1993-03-16
5009676	Sintered sol gel alumina abrasive filaments	Charles V. Rue, Ronald H. van de Merwe, Ralph Bauer, Scott W. Pellow, Richard J. Klok	1991-04-23
4623364	Abrasive material and method for preparing the same	Ronald H. van de Merwe, Ralph Bauer	1986-11-18	$4,139,000

Thomas E. Cottringer — 8 Patents

Issued Patents All Time

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