David Mayes

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Beaumont, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Container for an electrophoretic support medium
- Patent number 4,759,838
- Issue date Jul 26, 1988
- Helena Laboratories Corporation
- David G. Mayes
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Container for an electrophoretic support medium
- Patent number 4,741,814
- Issue date May 3, 1988
- Helena Laboratories Corporation
- David G. Mayes
- G01 - MEASURING TESTING
Information Patent Grant
Container for an electrophoretic support medium
- Patent number 4,709,810
- Issue date Dec 1, 1987
- Helena Laboratories Corporation
- David G. Mayes
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for applying an organic liquid sample
- Patent number 4,096,825
- Issue date Jun 27, 1978
- Helena Laboratories Corporation
- Tipton L. Golias
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for applying an organic liquid sample
- Patent number 4,086,372
- Issue date Apr 25, 1978
- Helena Laboratories Corporation
- Tipton L. Golias
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Limited pressure applicator
- Patent number 4,006,705
- Issue date Feb 8, 1977
- Helena Laboratories Corporation
- Tipton L. Golias
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE