Inventor
KARUNAKARAN NARASIMHAN
Inventor
US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation30%
C02FTreatment of water, waste water, sewage, or sludge30%
A61KPreparations for medical, dental or toiletry purposes10%
A61LMethods or apparatus for sterilising materials or objects in general10%
A61QSpecific use of cosmetics or similar toiletry preparations10%
D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials10%
PatentTitleYear
12,330,958Method of using nanofiltration and reverse osmosis to remove chemical contaminants202512,016,963Freshening compositions with alkoxylated phenols202411,926,534Method of using nanofiltration and reverse osmosis to remove chemical contaminants202411,548,794Method of using nanofiltration and reverse osmosis to remove chemical contaminants2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023–2025Patents assigned to PROCTER & GAMBLE (4)· patent assignee history
2023–2025Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PROCTER & GAMBLE | 4 | 2023–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 4 | 2023–2025 |