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Inventor

Richard Patch

Inventor
Forest, VA, US

Overview

4→
Patents
1983–1998
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H03Kprimary
H03KPulse technique33%
G11CStatic stores11%
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 systems11%
H03FAmplifiers11%
H10DInorganic electric semiconductor devices11%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1011%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications11%
PatentTitleYear
5,841,313'Switch with programmable delay'19985,793,241'High speed active op-amp clamp'19984,663,599'Integrated circuit amplifier module'19874,388,703'Memory device'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1987Patents assigned to GEN ELECTRIC (2)· patent assignee history
1983–1987Based in Lynchburg, VA, US· patent location history
1998Patents assigned to CHERRY SEMICONDUCTOR CORP (2)· patent assignee history
1998Based in Forest, VA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHERRY SEMICONDUCTOR CORP21998
GEN ELECTRIC21983–1987
Locations
LocationPatentsSpan
Forest, Virginia, US21998
Lynchburg, Virginia, US21983–1987