Inventor
Michael Jason Grundmann
Inventor
San Jose, CA, US
Overview
Patents· 51 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices15%
H10HInorganic light-emitting semiconductor devices having potential barriers14%
G02BOptical elements, systems or apparatus5%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%
H02JElectric power networks3%
G05DSystems for controlling or regulating non-electric variables3%
H04NPictorial communication, e.g. television3%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h103%
B82YSpecific uses or applications of nanostructures2%
G01RMeasuring electric variables2%
PatentTitleYear
10,969,317Hardness testing system using multiple depth measurements and related methods202110,878,732Directional light emitters and electronic displays featuring the same202010,840,676Optoelectronic devices having spatially varying distribution of quantum confined nanostructures202010,811,903Electropermanent magnet systems with wireless power transfer202010,784,762Torque transfer using electro-permanent magnets202010,732,340Head-mounted display with off-board illumination202010,649,019Optically probed multi-element electric field sensing system202010,643,982Device with multiple vertically separated terminals and methods for making the same202010,621,448Systems and methods for determining path confidence for unmanned vehicles202010,616,562Directional light emitters and electronic displays featuring the same202010,586,891Light emitting device with improved extraction efficiency202010,573,684Multi-color monolithic light-emitting diodes and methods for making the same202010,559,630Light emitting devices featuring optical mode enhancement202010,557,880Modelocked laser electric field sensor202010,545,500Model for determining drop-off spot at delivery location202010,545,509Modular vehicles with detachable pods202010,490,066Dynamic traffic control201910,454,341Progressive force electro-permanent magnets actuator201910,424,232Directional light emitters and electronic displays featuring the same201910,424,614Multi-color monolithic light-emitting diodes and methods for making the same201910,393,942Color shifting illuminator201910,393,528Systems and methods for navigation path determination for unmanned vehicles201910,386,463Retroreflector with wavelength-dependent response to convey pose information201910,389,181Planar low-loss electromagnetic resonator201910,381,878Adapter for electronic devices201910,355,536Wireless power receiver localization201910,353,388Drop-off location planning for delivery vehicle201910,341,576Polarization sensitive image sensor201910,340,308Device with multiple vertically separated terminals and methods for making the same201910,304,997III-nitride light emitting device with a region including only ternary, quaternary, and/or quinary III-nitride layers201910,243,415Mobile power transmitter201910,217,901Light emitting device with improved extraction efficiency201910,217,911Monolithic image chip for near-to-eye display201910,181,495Multi-color monolithic light-emitting diodes and methods for making the same201910,164,476Device handover201810,140,720Integrated optical correlator201810,114,165Color shifting illuminator201810,096,755Light emitting diode with low refractive index material layers to reduce light guiding effects201810,062,803Micro-size devices formed by etch of sacrificial epitaxial layers20189,991,414Method of forming a composite substrate20189,978,909Semiconductor device including oxide current aperture20189,917,232'Monolithic image chip for near-to-eye display'20189,843,160'Integrated digital laser'20179,812,609'Semiconductor device including oxide current aperture'20179,711,687'Light emitting device with improved extraction efficiency'20179,653,650'Method and system for epitaxy processes on miscut bulk substrates'20179,634,181'Method of forming a composite substrate'20179,620,559'Monolithic image chip for near-to-eye display'20179,269,876'Light emitting diodes with low refractive index material layers to reduce light guiding effects'20169,236,530'Miscut bulk substrates'20169,209,359'Light emitting device with improved extraction efficiency'2015Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2015–2019Patents assigned to EPLER JOHN EDWARD (3)· patent assignee history
2015–2019Patents assigned to GARDNER NATHAN FREDERICK (3)· patent assignee history
2015–2019Based in Sunnyvale, CA, US· patent location history
2016–2018Patents assigned to SORAA INC (4)· patent assignee history
2016–2018Based in Santa Barbara, CA, US· patent location history
2016–2017Based in Fremont, CA, US· patent location history
2017–2021Patents assigned to X DEV LLC (33)· patent assignee history
2017–2021Based in San Jose, CA, US· patent location history
2018–2020Patents assigned to LUMILEDS LLC (4)· patent assignee history
2019–2020Based in Mountain View, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| X DEV LLC | 33 | 2017–2021 |
| LUMILEDS LLC | 4 | 2018–2020 |
| SORAA INC | 4 | 2016–2018 |
| EPLER JOHN EDWARD | 3 | 2015–2019 |
| GARDNER NATHAN FREDERICK | 3 | 2015–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Jose, California, US | 37 | 2017–2021 |
| Sunnyvale, California, US | 6 | 2015–2019 |
| Mountain View, California, US | 3 | 2019–2020 |
| Santa Barbara, California, US | 2 | 2016–2018 |
| Fremont, California, US | 2 | 2016–2017 |