Inventor

Kenneth W. Smith

Inventor

Columbia, MO, US

Overview

1994–2021

Patent span

Electricity

Primary field (CPC H)

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

H05Bprimary

H05BElectric heating18%

F02PIgnition, other than compression ignition, for internal-combustion engines9%

G06FElectric digital data processing9%

G10LSpeech analysis techniques or speech synthesis9%

H01LSemiconductor devices9%

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 systems9%

H03KPulse technique9%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h109%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications9%

Y10TTechnical subjects covered by former us classification9%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to UNISON IND LP (1)· patent assignee history

1994Based in Jacksonville, FL, US· patent location history

2002Patents assigned to NORTEL NETWORKS LTD (1)· patent assignee history

2002Based in Verdun, CA· patent location history

2020Patents assigned to NUANCE COMMUNICATIONS INC (1)· patent assignee history

2020Based in London, GB· patent location history

2021Patents assigned to WATLOW ELECTRIC MFG (2)· patent assignee history

2021Based in Columbia, MO, US· patent location history

2021Based in Columbia, SC, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations