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Inventor

David L. Chu

Inventor
Baton Rouge, LA, US

Overview

2→
Patents
1985–1991
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry50%
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 systems50%
PatentTitleYear
5,022,268'Passive acoustics system to monitor fluidized bed systems'19914,523,269'Series resonance charge transfer regulation method and apparatus'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to RELIANCE ELECTRIC CO (1)· patent assignee history
1985Based in Summit, NJ, US· patent location history
1991Patents assigned to EXXON RESEARCH ENGINEERING CO (1)· patent assignee history
1991Based in Baton Rouge, LA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EXXON RESEARCH ENGINEERING CO11991
RELIANCE ELECTRIC CO11985
Locations
LocationPatentsSpan
Baton Rouge, LA, US11991
Summit, New Jersey, US11985