Inventor
Vance J. Nau
Inventor
Cupertino, CA, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties54%
Y10TTechnical subjects covered by former us classification18%
B01DSeparation11%
B01FMixing, e.g. dissolving, emulsifying or dispersing7%
G05BControl or regulating systems in general7%
F04BPositive-displacement machines for liquids4%
PatentTitleYear
5,290,340'Methods and apparatus for degassing a liquid'19945,279,647'Methods and apparatus for degassing a liquid'19945,183,486'Apparatus for degassing a liquid'19935,029,065'Control system for a sample preparation system'19914,982,319'Control system for a sample preparation system'19914,980,130'System for preparation of samples for analysis'19904,953,075'Control system for a sample preparation system'19904,925,628'Sample preparation chamber with mixer/grinder and sample aliquot isolation'19904,918,585'Maintenance reminder system for a pump'19904,900,683'Process for preparation of samples for analysis'19904,894,345'Process for preparation of samples for analysis'19904,866,996'Sample metering valve for a sample preparation system'19894,859,605'Process for preparation of samples for analysis'19894,836,037'Sample metering valve for a sample preparation system'19894,823,622'Sample metering valve for a sample preparation system'19894,792,434'Sample preparation chamber with mixer/grinder and sample aliquot isolation'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988Patents assigned to GRIMM PETER (1)· patent assignee history
1988–1994Based in Cupertino, CA, US· patent location history
1989–1991Patents assigned to CIBA GEIGY CORP (7)· patent assignee history
1989–1993Patents assigned to SPECTRA PHYSICS (4)· patent assignee history
1989Patents assigned to CIBA GEIGY (1)· patent assignee history
1994Patents assigned to THERMO SEPARATION PRODUCTS CAL (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIBA GEIGY CORP | 7 | 1989–1991 |
| SPECTRA PHYSICS | 4 | 1989–1993 |
| THERMO SEPARATION PRODUCTS CAL | 2 | 1994 |
| CIBA GEIGY | 1 | 1989 |
| GRIMM PETER | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cupertino, California, US | 16 | 1988–1994 |