Stafford; David A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stafford; David A..The latest application filed is for "luminometers with sample container displacement controlled by ramped abutment".
- Stafford; David A. - Cardiff GB
- Stafford; David A. - Maineville OH
- Stafford; David A. - Cyncoed Cardiff GB7
- Stafford; David A. - Dayton OH
| Patent | Date |
|---|---|
| Luminometers with sample container displacement controlled by ramped abutment Grant 5,086,233 - Stafford , et al. February 4, 1 | 1992-02-04 |
| Injection systems for sample testing for luminometers Grant 5,043,141 - Wilson , et al. August 27, 1 | 1991-08-27 |
| Business card dispenser Grant D299,288 - Stafford January 10, 1 | 1989-01-10 |
| Luminometer construction Grant 4,755,055 - Johnson , et al. July 5, 1 | 1988-07-05 |
| Water analysis laboratory Grant D282,399 - Stafford January 28, 1 | 1986-01-28 |
| Apparatuses for the anaerobic digestion of natural organic waste Grant 4,233,155 - Hawkes , et al. November 11, 1 | 1980-11-11 |
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