Butz; David E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Butz; David E..The latest application filed is for "automatic pipette extraction".
- Butz; David E. - Groton MA
- Butz; David E. - Littleton MA
| Patent | Date |
|---|---|
| Multi-channel pipettor with variably repositionable tips Grant 8,518,345 - Butz , et al. August 27, 2 | 2013-08-27 |
| Programmable multi-channel pipettor with repositionable tips Grant 8,128,892 - Butz , et al. March 6, 2 | 2012-03-06 |
| Multi-channel pipettor with repositionable tips Grant 8,029,742 - Butz , et al. October 4, 2 | 2011-10-04 |
| Automatic Pipette Extraction App 20110214517 - Butz; David E. ; et al. | 2011-09-08 |
| Method and apparatus for calibrating a pH/ISE meter App 20030015423 - LaGreca, Alfred J. ; et al. | 2003-01-23 |
| Method and apparatus for calibrating a pH meter App 20020050460 - LaGreca, Alfred J. ; et al. | 2002-05-02 |
| Two-piece solenoid valve Grant 6,050,543 - LaGreca , et al. April 18, 2 | 2000-04-18 |
| Disc pack with snap on handle Grant 4,355,340 - Butz October 19, 1 | 1982-10-19 |
| System for growing tissue cultures Grant 4,308,351 - Leighton , et al. December 29, 1 | 1981-12-29 |
| Radioimmunoassay plate Grant 4,292,273 - Butz , et al. September 29, 1 | 1981-09-29 |
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