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Inventor

Charles K. Carlin

Inventor
Raleigh, NC, US

Overview

3→
Patents
1992–1999
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

G08Bprimary
G08BSignalling systems, e.g. personal calling systems17%
G08CTransmission systems for measured values, control or similar signals17%
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 systems17%
H03KPulse technique17%
H05BElectric heating17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
5,859,592'Reduced current consumption circuit for LED devices'19995,126,652'Universal input voltage power supply'19925,091,640'Phase advance for ambient light suppression in phototransistors'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1999Patents assigned to SQUARE D CO (3)· patent assignee history
1992Based in Raleigh, NC, US· patent location history
1999Based in Clayton, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SQUARE D CO31992–1999
Locations
LocationPatentsSpan
Raleigh, NC, US21992
Clayton, NC, US11999