Inventor
Andreea Spantulescu
Inventor
New Westminster, CA
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus18%
C09KMaterials for miscellaneous applications, not provided for elsewhere13%
C07DHeterocyclic compounds11%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium11%
C08LCompositions of macromolecular compounds11%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles5%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates5%
G02CSpectacles5%
H01RElectrically-conductive connections5%
PatentTitleYear
11,124,524Diarylethene compounds and uses thereof202110,556,912Diarylethene compounds and uses thereof202010,072,023Diarylethene compounds and uses thereof20189,227,986'Diarylethene compounds and uses thereof'20168,837,032'Variable transmittance optical filter and uses thereof'20148,687,258'Variable transmittance optical filter and uses thereof'20148,441,707'Variable transmittance optical filter and uses thereof'2013Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2013–2016Patents assigned to SWITCH MATERIALS INC (4)· patent assignee history
2013Patents assigned to BRANDA NEIL R (1)· patent assignee history
2013Patents assigned to LAM DUHANE (1)· patent assignee history
2013–2021Based in New Westminster, CA· patent location history
2018–2020Patents assigned to SWITCH MAT INC (2)· patent assignee history
2021Patents assigned to SOLUTIA CANADA INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SWITCH MATERIALS INC | 4 | 2013–2016 |
| SWITCH MAT INC | 2 | 2018–2020 |
| BRANDA NEIL R | 1 | 2013 |
| LAM DUHANE | 1 | 2013 |
| SOLUTIA CANADA INC | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| New Westminster, CA | 7 | 2013–2021 |