LexDanaLexDanabeta
Inventor

Jen-Hwa Chen

Inventor
San Diego, CA, US

Overview

2→
Patents
1999–2021
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

E02Dprimary
E02DFoundations50%
H04BTransmission50%
PatentTitleYear
10,985,813Downlink user equipment selection20215,951,207'Installation of a foundation pile in a subsurface soil'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to CHEVRON USA INC (1)· patent assignee history
1999Based in Fullerton, CA, US· patent location history
2021Patents assigned to XCOM LABS INC (1)· patent assignee history
2021Based in San Diego, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHEVRON USA INC11999
XCOM LABS INC12021
Locations
LocationPatentsSpan
San Diego, California, US12021
Fullerton, California, US11999