Inventor

Donald Karner

Inventor
Phoenix, AZ, US

Overview

4→
Patents
1988–2014
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

H02Jprimary
H02JElectric power networks18%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry9%
B23PMetal-working not otherwise provided for9%
B60LPropulsion of electrically-propelled vehicles9%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors9%
C10JProduction of producer gas, water-gas, synthesis gas from solid carbonaceous material, or mixtures containing these gases9%
C10LFuels not otherwise provided for9%
Y02TClimate change mitigation technologies related to transportation9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
Y10TTechnical subjects covered by former us classification9%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to AMERICAN PALLET SYST INC (1)· patent assignee history
1988Based in Chicago, IL, US· patent location history
2009Patents assigned to ELECTRIC TRANSP ENGINEERING CO (1)· patent assignee history
2009–2014Based in Phoenix, AZ, US· patent location history
2013Patents assigned to ARIZONA PUBLIC SERVICE CO (1)· patent assignee history
2013Patents assigned to BOYLE JOHN (1)· patent assignee history
2014Patents assigned to BLINK ACQUISITION LLC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN PALLET SYST INC11988
ARIZONA PUBLIC SERVICE CO12013
BLINK ACQUISITION LLC12014
BOYLE JOHN12013
ELECTRIC TRANSP ENGINEERING CO12009
Locations
LocationPatentsSpan
Phoenix, AZ, US32009–2014
Chicago, Illinois, US11988