Inventor
David Cwiertny
Inventor
Redwood City, CA, US
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C02Fprimary
C02FTreatment of water, waste water, sewage, or sludge22%
B01DSeparation11%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry11%
D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons11%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons11%
D04HMaking textile fabrics, e.g. from fibres or filamentary material11%
D10BIndexing scheme associated with sublasses of section d, relating to textiles11%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management11%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2020–2021Patents assigned to UNIV IOWA RES FOUND (2)· patent assignee history
2020Based in Iowa City, IA, US· patent location history
2021Patents assigned to UNIV CALIFORNIA (1)· patent assignee history
2021Based in Redwood City, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV IOWA RES FOUND | 2 | 2020–2021 |
| UNIV CALIFORNIA | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Redwood City, California, US | 1 | 2021 |
| Iowa City, IA, US | 1 | 2020 |