Quantitative Raman spectroscopy
US-12571737-B2 · Mar 10, 2026 · US
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Hellsten Sanna patents
Hellsten Sanna is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hellsten Sanna |
| Total patents | 6 |
| First publication | Jan 2, 2020 |
| Latest publication | Mar 10, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Recycling of acid-superbase conjugate ionic liquids by water removal in the lyocell spinning process
US-12509801-B2 · Dec 30, 2025 · US
Recycling of acid-superbase conjugate ionic liquids by water removal in the lyocell spinning process
US-2023203717-A1 · Jun 29, 2023 · US
Process for making cellulose fibre or film
US-11549200-B2 · Jan 10, 2023 · US
Quantitative raman spectroscopy
US-2022364997-A1 · Nov 17, 2022 · US
Process for Making Cellulose Fibre or Film
US-2020002848-A1 · Jan 2, 2020 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Aalto Univ Foundation Sr | 6 |
| Helsingin Yliopisto | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02P70/62 | 6 |
| D01F13/02 | 6 |
| D01F2/00 | 4 |
| D01F2/02 | 4 |
| G01N33/182 | 2 |