LexDanaLexDanabeta
Inventor

Eugene Chien

Inventor
San Diego, CA, US

Overview

2→
Patents
2010–2017
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

B64Dprimary
B64DEquipment for fitting in or to aircraft20%
F02CGas-turbine plants20%
F02KJet-propulsion plants20%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants20%
G10KSound-producing devices20%
PatentTitleYear
9,732,677'Broadband acoustic panels coupled with large secondary cavities to attenuate low frequencies'20177,784,283'Sound-absorbing exhaust nozzle center plug'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2017Patents assigned to ROHR INC (2)· patent assignee history
2010–2017Based in San Diego, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ROHR INC22010–2017
Locations
LocationPatentsSpan
San Diego, California, US22010–2017