Hayes; Howard Richard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hayes; Howard Richard.The latest application filed is for "use of a lubricant in an internal combustion engine".
- Hayes; Howard Richard - Chester GB
- Hayes; Howard Richard - Chester Cheshire GB
| Patent | Date |
|---|---|
| Fuel compositions Grant 8,152,869 - Hayes , et al. April 10, 2 | 2012-04-10 |
| Use Of A Lubricant In An Internal Combustion Engine App 20110047965 - Hayes; Howard Richard ; et al. | 2011-03-03 |
| Fuel Compositions App 20090158641 - HAYES; Howard Richard ; et al. | 2009-06-25 |
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