Berhan Tecle

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for isolating ultrafine and fine particles and resulting par...
- Patent number 6,372,077
- Issue date Apr 16, 2002
- Berhan Tecle
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for isolating ultrafine and fine particles and resulting par...
- Patent number 6,190,731
- Issue date Feb 20, 2001
- Berhan Tecle
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for isolating ultrafine and fine particles
- Patent number 5,922,403
- Issue date Jul 13, 1999
- Berhan Tecle
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Organic vehicle and electronic paste
- Patent number 5,326,390
- Issue date Jul 5, 1994
- E. I. Du Pont de Nemours and Company
- Berhan Tecle
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for soldering allowing low ionic contamination without clea...
- Patent number 5,052,612
- Issue date Oct 1, 1991
- E. I. Du Pont de Nemours and Company
- Berhan Tecle
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Solder paste formulation containing stannous fluoride
- Patent number 4,941,929
- Issue date Jul 17, 1990
- E. I. Du Pont de Nemours and Company
- Berhan Tecle
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR