Inventor

Leonardus C. M. G. Pfennings

Inventor

Eindhoven, NL

Overview

22→

Patents

1985–1993

Patent span

Physics

Primary field (CPC G)

Patents· 22 as inventor

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

G11Cprimary

G11CStatic stores36%

H03KPulse technique24%

G05FSystems for regulating electric or magnetic variables9%

G06FElectric digital data processing9%

H10DInorganic electric semiconductor devices6%

G01RMeasuring electric variables3%

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 systems3%

H04JMultiplex communication3%

H04NPictorial communication, e.g. television3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

5,265,064'Pulse generator circuit arrangement'1993 5,229,709'Integrated circuit with temperature compensation'1993 5,224,071'Addressable memory unit having an improved unit selection circuit'1993 5,212,413'Stable, programmable low-dissipation reference circuit'1993 5,087,840'Integrated output buffer logic circuit with a memory circuit'1992 5,040,152'Fast static random access memory with high storage capacity'1991 5,033,024'Matrix memory with redundancy and minimizes delay'1991 4,978,867'Integrated circuit with on-chip voltage converter'1990 4,951,254'Static memory unit having a plurality of test modes, and computer equipped with such units'1990 4,931,667'Circuit arrangement for a dual bus line'1990 4,929,911'Push-pull output circuit having three transistors'1990 4,918,331'Logic circuits with data resynchronization'1990 4,868,665'Charge-coupled device with varible storage capacity and constant clock frequency'1989 4,849,943'Integrated memory circuit having a block selection circuit'1989 4,823,319'Integrated memory circuit having complementary bit line charging'1989 4,817,090'Integrated electronic multiplex circuit'1989 4,775,806'Integrated circuit having capacitive process-scatter compensation'1988 4,727,560'Charge-coupled device with reduced signal distortion'1988 4,707,844'Integrated circuit having reduced clock cross-talk'1987 4,697,111'Logic boatstrapping circuit having a feedforward kicker circuit'1987 4,667,303'Digital integrated circuit comprising complementary field effect transistors'1987 4,513,388'Electronic device for the execution of a mathematical operation on sets of three digital variables'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1993Patents assigned to PHILIPS CORP (22)· patent assignee history

1985–1993Based in Eindhoven, NL· patent location history

1990–1993Based in Sittard, NL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PHILIPS CORP	22	1985–1993

Locations

Location	Patents	Span
Eindhoven, NL	16	1985–1993
Sittard, NL	6	1990–1993