Inventor
Dar-Tson Shen
Inventor
West Vancouver, CA
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus42%
C03BManufacture, shaping, or supplementary processes8%
A45CPurses4%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials4%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers4%
C03CChemical composition of glasses, glazes or vitreous enamels4%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere4%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%
G01SRadio direction-finding4%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%
PatentTitleYear
10,558,012Manufacturing method for lightweight large-size telescope mirror blanks and mirror blanks fabricated according to same202010,267,890Apparatus and methods for time-lapse astrophotography20199,903,759'Etalons and methods and systems for fabricating same'20189,810,876'Manufacturing method for lightweight large-size telescope mirror blanks and mirror blanks fabricated according to same'20179,557,452'Roof mirror and methods for fabricating roof mirror'20179,354,437'Object finder mounting apparatus, systems for viewing objects and methods for using same'20169,169,059'Container for housing optical instruments'20158,699,134'Altitude-azimuthal mount for optical instruments'20148,684,745'Hand-held personal planetarium'20148,047,481'Continuously angle-adjustable multifunction tripod'20117,817,336'Telescopic tube'20107,369,315'Beam splitter and optical imaging systems incorporating same'20087,324,733'Frameless hollow roof mirror and method of manufacture'20086,940,642'Apparatus and method for stabilizing an optical tube on a base'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2019Based in West Vancouver, CA· patent location history
2008–2014Patents assigned to PACIFIC TELESCOPE CORP (3)· patent assignee history
2010–2020Patents assigned to SHEN DAR TSON (5)· patent assignee history
2010Based in West Linn, CA· patent location history
2011–2016Patents assigned to SUZHOU SYNTA OPTICAL TECHNOLOGY CO LTD (4)· patent assignee history
2011Based in Taoyuan, TW· patent location history
2014–2017Patents assigned to SHEN DAR-TSON (5)· patent assignee history
2014–2019Patents assigned to LIU YAN (2)· patent assignee history
2020Based in North Vancouver, CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHEN DAR TSONself | 5 | 2010–2020 |
| SHEN DAR-TSONself | 5 | 2014–2017 |
| SUZHOU SYNTA OPTICAL TECHNOLOGY CO LTD | 4 | 2011–2016 |
| PACIFIC TELESCOPE CORP | 3 | 2008–2014 |
| LIU YAN | 2 | 2014–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Vancouver, CA | 11 | 2005–2019 |
| North Vancouver, CA | 1 | 2020 |
| Taoyuan, TW | 1 | 2011 |
| West Linn, CA | 1 | 2010 |