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Inventor

Hehong Zou

Inventor
Hangzhou, CN

Overview

10→
Patents
1997–2020
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.

H03Fprimary
H03FAmplifiers28%
G05BControl or regulating systems in general17%
H03GControl of amplification17%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use11%
G05DSystems for controlling or regulating non-electric variables6%
G05FSystems for regulating electric or magnetic variables6%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light6%
H03KPulse technique6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,756,509Accurate current mirror circuit in low voltage headroom applied to laser drivers202010,707,843Relaxation oscillator202010,658,985Trans-impedance amplifier202010,367,454Trans-impedance amplifier201910,171,040Trans-impedance amplifier20198,509,629'High sensitivity two-stage amplifier'20138,310,310'Burst mode amplifier'20125,818,714'Process control system with asymptotic auto-tuning'19985,812,428'Process controller having non-integrating control function and adaptive bias'19985,691,896'Field based process control system with auto-tuning'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1998Patents assigned to ROSEMOUNT INC (3)· patent assignee history
1997–1998Based in Plymouth, MN, US· patent location history
2012–2013Patents assigned to ZOU HEHONG (2)· patent assignee history
2012–2013Based in Westlake Village, CA, US· patent location history
2013Patents assigned to DRAPER DANIEL (1)· patent assignee history
2019–2020Patents assigned to HANGZHOU HONGXIN MICROELECTRONICS TECH CO LTD (3)· patent assignee history
2019–2020Based in Hangzhou, CN· patent location history
2020Patents assigned to AMPLIPHY TECH LIMITED (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HANGZHOU HONGXIN MICROELECTRONICS TECH CO LTD32019–2020
ROSEMOUNT INC31997–1998
AMPLIPHY TECH LIMITED22020
ZOU HEHONGself22012–2013
DRAPER DANIEL12013
Locations
LocationPatentsSpan
Hangzhou, CN52019–2020
Plymouth, Minnesota, US31997–1998
Westlake Village, California, US22012–2013