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Inventor

Matthew G. Liberty

Inventor
Gaithersburg, MD, US

Overview

34→
Patents
2007–2020
Patent span
Physics
Primary field (CPC G)

Patents· 34 as inventor

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

G06Fprimary
G06FElectric digital data processing29%
H04NPictorial communication, e.g. television26%
G06VImage or video recognition or understanding7%
G08CTransmission systems for measured values, control or similar signals6%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use5%
G01DMeasuring not specially adapted for a specific variable4%
G01RMeasuring electric variables4%
G16ZInformation and communication technology [ict] specially adapted for specific application fields, not otherwise provided for4%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock3%
H04QSelecting3%
PatentTitleYear
10,859,597Methods, devices and systems for determining the zero rate output of a sensor202010,782,7923D pointing devices with orientation compensation and improved usability202010,620,7263D pointer mapping202010,514,7763D pointing devices and methods201910,159,897Semantic gaming and application transformation201810,120,463Determining forward pointing direction of a handheld device20189,946,3563D pointing devices with orientation compensation and improved usability20189,811,175'Determining forward pointing direction of a handheld device'20179,575,570'3D pointing devices and methods'20179,482,554'Gyroscope stabilizer filter'20169,298,282'3D pointing devices with orientation compensation and improved usability'20169,261,978'3D pointing devices and methods'20169,250,716'Real-time dynamic tracking of bias'20169,201,516'Determining forward pointing direction of a handheld device'20158,994,657'Methods and devices for identifying users based on tremor'20158,937,594'3D pointing devices with orientation compensation and improved usability'20158,766,917'3D pointing devices and methods'20148,704,766'Apparatusses and methods to supress unintended motion of a pointing device'20148,683,850'Real-time dynamic tracking of bias'20148,649,999'Methods, devices and systems for determining the zero rate output of a sensor'20148,629,836'3D pointing devices with orientation compensation and improved usability'20148,407,022'Real-time dynamic tracking of bias'20138,237,657'Methods and devices for removing unintentional movement in 3D pointing devices'20128,072,424'3D pointing devices with orientation compensation and improved usability'20117,860,676'Real-time dynamic tracking of bias'20107,719,261'Methods and systems for calibrating a sensor using a vector field'20107,535,456'Methods and devices for removing unintentional movement in 3D pointing devices'20097,489,299'User interface devices and methods employing accelerometers'20097,489,298'3D pointing devices and methods'20097,414,611'3D pointing devices with orientation compensation and improved usability'20087,262,760'3D pointing devices with orientation compensation and improved usability'20077,239,301'3D pointing devices and methods'20077,236,156'Methods and devices for identifying users based on tremor'20077,158,118'3D pointing devices with orientation compensation and improved usability'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2017Patents assigned to HILLCREST LAB INC (26)· patent assignee history
2007–2020Based in Gaithersburg, MD, US· patent location history
2007–2012Based in Potomac, MD, US· patent location history
2011–2016Patents assigned to LIBERTY MATTHEW G (9)· patent assignee history
2013–2016Patents assigned to GRITTON CHARLES W K (3)· patent assignee history
2014–2015Patents assigned to COOK BRYAN A (3)· patent assignee history
2016–2020Based in Olney, MD, US· patent location history
2017–2020Patents assigned to IDHL HOLDINGS INC (8)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HILLCREST LAB INC262007–2017
LIBERTY MATTHEW Gself92011–2016
IDHL HOLDINGS INC82017–2020
COOK BRYAN A32014–2015
GRITTON CHARLES W K32013–2016
Locations
LocationPatentsSpan
Gaithersburg, Maryland, US222007–2020
Potomac, Maryland, US72007–2012
Olney, Maryland, US52016–2020