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Inventor

Fei Ji

Inventor
Shanghai, CN

Overview

3→
Patents
2014–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

F16Kprimary
F16KValves25%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems25%
H04BTransmission25%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications25%
PatentTitleYear
10,794,505Spring seat for an internal valve202010,396,904Adaptive RLS decision feedback equalizing system and implementation method thereof20198,736,238'Buck and buck/boost converter systems having auxiliary circuits and method thereof'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014Patents assigned to DELTA ELECTRONICS INC (1)· patent assignee history
2014Patents assigned to GAN HONGJIAN (1)· patent assignee history
2014Patents assigned to JI FEI (1)· patent assignee history
2014Patents assigned to LI FEI (1)· patent assignee history
2014–2020Based in Shanghai, CN· patent location history
2019Based in Guangzhou, CN· patent location history
2020Patents assigned to EMERSON PROCESS MAN REGULATOR TECHNOLOGIES INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DELTA ELECTRONICS INC12014
EMERSON PROCESS MAN REGULATOR TECHNOLOGIES INC12020
GAN HONGJIAN12014
JI FEIself12014
LI FEI12014
Locations
LocationPatentsSpan
Shanghai, CN22014–2020
Guangzhou, CN12019