Ruhl, Jr.; Harry D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ruhl, Jr.; Harry D..The latest application filed is for "method and apparatus for multivariate characterization of optical instrument response".
- Ruhl, Jr.; Harry D. - Midland MI
| Patent | Date |
|---|---|
| Method and apparatus for multivariate characterization of optical instrument response Grant 5,357,336 - Ruhl, Jr. , et al. October 18, 1 | 1994-10-18 |
| Process control method for manufacturing polyolefin Grant 5,151,474 - Lange , et al. September 29, 1 | 1992-09-29 |
| Method for sorting used plastic containers and the like Grant 5,134,291 - Ruhl, Jr. , et al. July 28, 1 | 1992-07-28 |
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