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Inventor

Ellard Harold Krohnfeld

Inventor
Plymouth, MN, US

Overview

1→
Patents
2014
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 1 as inventor

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

F02Bprimary
F02BInternal-combustion piston engines33%
F02DControlling combustion engines33%
Y02TClimate change mitigation technologies related to transportation33%
PatentTitleYear
8,751,139'System, method, and apparatus for gas engine enhanced starting'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014Patents assigned to ANDERSON STEPHEN (1)· patent assignee history
2014Patents assigned to BARR SOREN ANDREW (1)· patent assignee history
2014Patents assigned to CUMMINS POWER GENERATION IP (1)· patent assignee history
2014Patents assigned to KROHNFELD ELLARD HAROLD (1)· patent assignee history
2014Based in Plymouth, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ANDERSON STEPHEN12014
BARR SOREN ANDREW12014
CUMMINS POWER GENERATION IP12014
KROHNFELD ELLARD HAROLDself12014
Locations
LocationPatentsSpan
Plymouth, Minnesota, US12014