Inventor

DIJKSTRA KEES

NL5 patents

⚠️ This page may combine multiple inventors who share the name “DIJKSTRA KEES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PHILIPS CORP

3 patents

US4607382AAug 19, 1986

Electroacoustic transducer unit with reduced resonant frequency and mechanical spring with negative spring stiffness, preferably used in such a transducer unit

PHILIPS CORP40 citations89

US4498296AFeb 12, 1985

Thermodynamic oscillator with average pressure control

PHILIPS CORP25 citations80

US4619119AOct 28, 1986

Heat pump comprising a thermally driven liquid pump and liquid pump for use in a heat pump

PHILIPS CORP10 citations70

DIJKSTRA KEES

1 patent

US4722517AFeb 2, 1988

Mechanical spring having negative spring stiffness useful in an electroacoustic transducer

DIJKSTRA KEES13 citations66

NEDERLANDSE GASUNIE NV

1 patent

US5482679AJan 9, 1996

Device for determining the Wobbe index of a gas mixture

NEDERLANDSE GASUNIE NV9 citations64