Inventor
Michael J Darwin
Inventor
Portland, OR, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Bprimary
G01BMeasuring length, thickness or similar linear dimensions26%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices13%
B23KSoldering or unsoldering9%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light9%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure4%
G02BOptical elements, systems or apparatus4%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%
G06FElectric digital data processing4%
H04NPictorial communication, e.g. television4%
PatentTitleYear
10,627,223Heterodyning optical phase measuring device for specular surfaces20209,610,653'Method and apparatus for separation of workpieces and articles produced thereby'20179,120,180'Interactive control system, methods of making the same, and devices incorporating the same'20158,818,754'Thin films and surface topography measurement using reduced library'20148,534,135'Local stress measurement'20137,948,636'Interferometer and method for measuring characteristics of optically unresolved surface features'20117,684,049'Interferometer and method for measuring characteristics of optically unresolved surface features'20107,539,583'Method and system for defect detection'20097,324,214'Interferometer and method for measuring characteristics of optically unresolved surface features'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2011Patents assigned to ZYGO CORP (3)· patent assignee history
2008–2011Based in Beaverton, OR, US· patent location history
2013–2014Patents assigned to DARWIN MICHAEL J (2)· patent assignee history
2013–2014Patents assigned to NANOMETRICS INC (2)· patent assignee history
2013–2020Based in Portland, OR, US· patent location history
2015–2017Patents assigned to ELECTRO SCIENT IND INC (2)· patent assignee history
2020Patents assigned to ALLAGI INCORPORATED (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ZYGO CORP | 3 | 2008–2011 |
| DARWIN MICHAEL Jself | 2 | 2013–2014 |
| ELECTRO SCIENT IND INC | 2 | 2015–2017 |
| NANOMETRICS INC | 2 | 2013–2014 |
| ALLAGI INCORPORATED | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Portland, OR, US | 5 | 2013–2020 |
| Beaverton, OR, US | 4 | 2008–2011 |