Inventor
Thomas K. Ng
Inventor
Portola Valley, CA, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests23%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture15%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms15%
G01NInvestigating or analysing materials by determining their chemical or physical properties15%
B01LChemical or physical laboratory apparatus for general use8%
C12NMicroorganisms or enzymes8%
C12YEnzymes8%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%
PatentTitleYear
4,999,286'Sulfate reducing bacteria determination and control'19914,877,731'Fermentation process for carboxylic acids'19894,403,032'Continuous spectrophotometric assay of microbial cellulase'19834,400,470'Use of co-cultures in the production of ethanol by the fermentation of biomass'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983Patents assigned to WISCONSIN ALUMNI RES FOUND (2)· patent assignee history
1983Based in Macau, PT· patent location history
1983Based in Arvada, CO, US· patent location history
1989–1991Patents assigned to DU PONT (2)· patent assignee history
1989Based in Chadds Ford, PA, US· patent location history
1991Based in Portola Valley, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DU PONT | 2 | 1989–1991 |
| WISCONSIN ALUMNI RES FOUND | 2 | 1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Portola Valley, California, US | 1 | 1991 |
| Chadds Ford, Pennsylvania, US | 1 | 1989 |
| Macau, PT | 1 | 1983 |
| Arvada, CO, US | 1 | 1983 |