Inventor
Allan Ko
Inventor
Seattle, WA, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B64Cprimary
B64CAeroplanes30%
B64UUnmanned aerial vehicles [uav]30%
Y02TClimate change mitigation technologies related to transportation19%
G05DSystems for controlling or regulating non-electric variables7%
G01CMeasuring distances, levels or bearings6%
B64DEquipment for fitting in or to aircraft4%
H01LSemiconductor devices2%
H10BElectronic memory devices2%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h102%
PatentTitleYear
11,049,721Method and process for forming memory hole patterns202110,822,077Geometrically reconfigurable propellers202010,399,665Propeller blade indentations for improved aerodynamic performance and sound control201910,259,574Propeller surface area treatments for sound dampening201910,259,562Propeller blade trailing edge fringes for improved sound control201910,232,931Selecting propellers for performance and noise shaping201910,214,279Operating aerial vehicles with intentionally imbalanced propellers201910,179,646Reconfiguring propellers during aerial vehicle operation201910,099,773Propeller blade leading edge serrations for improved sound control201810,086,951Aerial vehicle delivery shroud201810,053,208Systems and methods for simulating ground effect201810,011,346Propeller blade indentations for improved aerodynamic performance and sound control20189,902,490'Intentionally imbalancing propellers for performance and noise-shaping'20189,745,050'Selecting propellers for performance and noise shaping'20179,731,839'Aerial vehicle delivery shroud'20179,643,718'Simulated ground effect for aerial vehicles'20179,592,910'Geometrically reconfigurable propellers'2017Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017–2020Patents assigned to AMAZON TECH INC (16)· patent assignee history
2017–2019Based in Seattle, WA, US· patent location history
2018–2020Based in Fremont, CA, US· patent location history
2021Patents assigned to TOKYO ELECTRON LTD (1)· patent assignee history
2021Based in Albany, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AMAZON TECH INC | 16 | 2017–2020 |
| TOKYO ELECTRON LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seattle, Washington, US | 9 | 2017–2019 |
| Fremont, California, US | 7 | 2018–2020 |
| Albany, New York, US | 1 | 2021 |