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Patent applications and USPTO patent grants for Bollin; Neil Edward.The latest application filed is for "device and method for calibrating and correlating slump in a concrete mixer".
Patent | Date |
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Device and method for semi-automatic concrete mixing and for training operators for use thereof Grant 11,305,459 - Bollin April 19, 2 | 2022-04-19 |
Device and method for calibrating and correlating slump in a concrete mixer Grant 11,092,528 - Bollin August 17, 2 | 2021-08-17 |
Device and Method for Semi-Automatic Concrete Mixing and for Training Operators for Use Thereof App 20210178632 - Bollin; Neil Edward | 2021-06-17 |
Device and Method for Calibrating and Correlating Slump in a Concrete Mixer App 20210181079 - Bollin; Neil Edward | 2021-06-17 |
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