David C. Chrisman

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Sandston, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Brush seal cover assembly
- Patent number 9,140,363
- Issue date Sep 22, 2015
- Sealeze, A Unit of Jason Inc.
- Roger Ferryman
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Quick change brush seal retaining arrangement
- Patent number 9,068,655
- Issue date Jun 30, 2015
- Sealeze, A Unit of Jason Inc.
- Roger Ferryman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Device for extracting, storing and handling drill bit cassettes
- Patent number 5,613,930
- Issue date Mar 25, 1997
- Lucent Technologies, Inc.
- David C. Chrisman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Article support rack and methods of weighting down articles
- Patent number 4,480,990
- Issue date Nov 6, 1984
- AT&T Technologies, Inc.
- William D. Beam
- F26 - DRYING

Patents Applicationslast 30 patents

Information Patent Application
Quick Change Brush Seal Retaining Arrangement
- Publication number 20130175761
- Publication date Jul 11, 2013
- Sealeze, A Unit Of Jason Incorporated
- Roger Ferryman
- A46 - BRUSHWARE
Information Patent Application
Brush Seal Covery Assembly
- Publication number 20130167685
- Publication date Jul 4, 2013
- Roger Ferryman
- A46 - BRUSHWARE