Thomas G. Ruffner

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Oberlin, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Electric concrete saw
- Patent number 10,894,339
- Issue date Jan 19, 2021
- Diamond Products, Limited
- Thomas G. Ruffner
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric concrete saw
- Patent number 9,873,210
- Issue date Jan 23, 2018
- Diamond Products, Limited
- Thomas G. Ruffner
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Diamond mining core drill bit and methods of making thereof
- Patent number 9,689,210
- Issue date Jun 27, 2017
- Diamond Products, Limited
- Karl H. Moller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hybrid concrete saw
- Patent number 8,931,471
- Issue date Jan 13, 2015
- Diamond Products, Limited
- Thomas G. Ruffner
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Mining core drill bit and method of making thereof
- Patent number 8,210,287
- Issue date Jul 3, 2012
- Diamond Products, Limited
- Karl H. Moller
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC CONCRETE SAW
- Publication number 20180099432
- Publication date Apr 12, 2018
- Diamond Products, Limited
- Thomas G. Ruffner
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRIC CONCRETE SAW
- Publication number 20150202796
- Publication date Jul 23, 2015
- Diamond Products, Limited
- Thomas G. Ruffner
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
METHOD OF MAKING DIAMOND MINING CORE DRILL BIT AND REAMER
- Publication number 20150007505
- Publication date Jan 8, 2015
- Diamond Products, Limited
- Karl H. Moller
- B24 - GRINDING POLISHING
Information Patent Application
Diamond Mining Core Drill Bit And Methods Of Making Thereof
- Publication number 20140138162
- Publication date May 22, 2014
- Diamond Products, Limited
- Karl H. Moller
- E21 - EARTH DRILLING MINING
Information Patent Application
HYBRID CONCRETE SAW
- Publication number 20130247897
- Publication date Sep 26, 2013
- Diamond Products, Limited
- Thomas G. Ruffner
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR