Inventor
Donald Lee Miller
Inventor
Tucson, AZ, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E03Fprimary
E03FSewers22%
G01FMeasuring volume, volume flow, mass flow or liquid level22%
G01NInvestigating or analysing materials by determining their chemical or physical properties22%
G06FElectric digital data processing22%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
6,397,351'Method and apparatus for rapid data restoration including on-demand output of sorted logged changes'20026,226,759'Method and apparatus for immediate data backup by duplicating pointers and freezing pointer/data counterparts'20015,172,332'Automatic fluid sampling and monitoring apparatus and method'19925,091,863'Automatic fluid sampling and flow measuring apparatus and method'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992Patents assigned to AMERICAN SIGMA INC (2)· patent assignee history
1992Based in Middleport, NY, US· patent location history
2001–2002Patents assigned to IBM (2)· patent assignee history
2001–2002Based in Tucson, AZ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AMERICAN SIGMA INC | 2 | 1992 |
| IBM | 2 | 2001–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tucson, AZ, US | 2 | 2001–2002 |
| Middleport, New York, US | 2 | 1992 |