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Inventor

David H. Peters

Inventor
Westminster, CA, US

Overview

6→
Patents
1977–2015
Patent span
Electricity
Primary field (CPC H)

Patents· 6 as inventor

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

H02Pprimary
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters57%
F04BPositive-displacement machines for liquids14%
G11BInformation storage based on relative movement between record carrier and transducer14%
H02KDynamo-electric machines14%
PatentTitleYear
8,936,444'Capacitive liquid level sensor'20155,382,889'Self-commutating, back-EMF sensing, brushless DC motor controller'19955,298,838'Sensorless brushless DC motor starting system and method'19945,202,616'Bipolar or unipolar drive back-EMF commutation sensing method'19935,202,614'Self-commutating, back-EMF sensing, brushless DC motor controller'19934,006,372'Transducer positioner'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Based in Santa Monica, CA, US· patent location history
1993–1995Patents assigned to SILICON SYSTEMS INC (4)· patent assignee history
1993–1995Based in Westminster, CA, US· patent location history
2015Patents assigned to DRECHSEL MELISSA (1)· patent assignee history
2015Patents assigned to PENTAIR FLOW TECHNOLOGIES LLC (1)· patent assignee history
2015Patents assigned to PETERS DAVID (1)· patent assignee history
2015Patents assigned to PULVERMACHER RONALD (1)· patent assignee history
2015Based in Sun Prairie, WI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SILICON SYSTEMS INC41993–1995
DRECHSEL MELISSA12015
PENTAIR FLOW TECHNOLOGIES LLC12015
PETERS DAVIDself12015
PULVERMACHER RONALD12015
Locations
LocationPatentsSpan
Westminster, California, US41993–1995
Sun Prairie, WI, US12015
Santa Monica, California, US11977