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Inventor

Neil Robin Branda

Inventor
North Vancouver, CA

Overview

29→
Patents
2006–2021
Patent span
Physics
Primary field (CPC G)

Patents· 29 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G02Bprimary
G02BOptical elements, systems or apparatus16%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein13%
G02CSpectacles11%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates8%
Y10TTechnical subjects covered by former us classification8%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles7%
C07DHeterocyclic compounds6%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%
PatentTitleYear
11,124,524Diarylethene compounds and uses thereof202111,079,617Optical filter comprising a variable transmittance layer202110,663,771Optical filter with light source202010,647,913Photochromic-electrochromic compositions202010,556,912Diarylethene compounds and uses thereof202010,416,521Variable transmittance optical filter and uses thereof201910,401,654Optical filter comprising a variable transmittance layer201910,310,300Optical filter with light source201910,254,616Variable transmittance optical filter with substantially co-planar electrode system201910,185,199System and method for controlling an optical filter assembly201910,139,695Variable transmittance optical devices201810,072,023Diarylethene compounds and uses thereof201810,054,835Switching materials, and compositions and methods for making same20189,921,421'Optical filter comprising a variable transmittance layer'20189,910,301'Switchable optical filter apparatus with light'20189,864,252'Variable transmittance optical filter and uses thereof'20189,594,285'System and method for controlling an optical filter assembly'20179,588,358'Optical filter comprising a variable transmittance layer'20179,568,799'Variable transmittance optical filter with substantially co-planar electrode system'20179,235,099'Variable transmittance optical filter and uses thereof'20169,227,986'Diarylethene compounds and uses thereof'20169,176,357'Variable transmittance optical devices'20158,837,032'Variable transmittance optical filter and uses thereof'20148,687,258'Variable transmittance optical filter and uses thereof'20148,536,205'Photochromic and electrochromic compounds and synthesis and use thereof'20138,450,503'Photochromic and electrochromic compounds and methods of synthesizing and using same'20138,441,707'Variable transmittance optical filter and uses thereof'20137,777,055'Photochromic and electrochromic compounds and methods of synthesizing and using same'20107,041,763'Photochromic polymers and methods of synthesizing same'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2021Based in North Vancouver, CA· patent location history
2010–2016Patents assigned to SWITCH MATERIALS INC (9)· patent assignee history
2013Patents assigned to BRANDA NEIL R (3)· patent assignee history
2013–2015Patents assigned to LAM DUHANE (2)· patent assignee history
2013Based in Vancouver, CA· patent location history
2017–2020Patents assigned to SWITCH MAT INC (17)· patent assignee history
2017–2021Based in Burnaby, CA· patent location history
2021Patents assigned to SOLUTIA CANADA INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SWITCH MAT INC172017–2020
SWITCH MATERIALS INC92010–2016
BRANDA NEIL Rself32013
LAM DUHANE22013–2015
SOLUTIA CANADA INC22021
Locations
LocationPatentsSpan
North Vancouver, CA172006–2021
Burnaby, CA112017–2021
Vancouver, CA12013