Inventor

Stephen H. Chu

Inventor
Sherman Oaks, CA, US

Overview

10→
Patents
1989–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 10 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television21%
G01CMeasuring distances, levels or bearings11%
H04MTelephonic communication11%
H04WWireless communication networks11%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles8%
H04BTransmission8%
H04LTransmission of digital information, e.g. telegraphic communication8%
G06FElectric digital data processing5%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes5%
G08GTraffic control systems5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to GEN ELECTRIC (1)· patent assignee history
1989Based in Middletown Township, Monmouth County, NJ, US· patent location history
2017–2020Patents assigned to DIRECTV GROUP INC (9)· patent assignee history
2017–2020Based in Sherman Oaks, CA, US· patent location history
2020Patents assigned to AT & T MOBILITY II LLC (1)· patent assignee history
2020Based in Tarzana, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DIRECTV GROUP INC92017–2020
AT & T MOBILITY II LLC12020
GEN ELECTRIC11989
Locations
LocationPatentsSpan
Sherman Oaks, California, US82017–2020
Tarzana, California, US12020
Middletown Township, Monmouth County, New Jersey, US11989