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Inventor

David A. Brush

Inventor
Columbus, IN, US

Overview

3→
Patents
2005–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F02Dprimary
F02DControlling combustion engines29%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general14%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof14%
G06FElectric digital data processing14%
Y02TClimate change mitigation technologies related to transportation14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
PatentTitleYear
10,794,307Cylinder deactivation for catalyst drying202010,480,377System and method to improve aftertreatment in an internal combustion engine20196,910,183'File tagging and automatic conversion of data or files'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Patents assigned to IBM (1)· patent assignee history
2005Based in Woodstock, NY, US· patent location history
2019–2020Patents assigned to CUMMINS INC (2)· patent assignee history
2019–2020Based in Columbus, IN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CUMMINS INC22019–2020
IBM12005
Locations
LocationPatentsSpan
Columbus, IN, US22019–2020
Woodstock, New York, US12005