Inventor

VAN DER MAST KAREL D

NL19 patents

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

VAN DER MAST KAREL D

PHILIPS CORP

Charged particle beam device

Particle-optical apparatus including a low-temperature specimen holder

Correction device for correcting chromatic aberration in particle-optical apparatus

Electron beam apparatus

Automatically adjustable electron microscope

Particle-optical apparatus comprising a detector for secondary electrons

Charged particle beam apparatus

Charged-particle beam apparatus

Electron image projector

Electron beam apparatus comprising a semiconductor electron emitter

Charged particles exposure apparatus having an optically deformable beam bounding diaphragm

Apparatus for energy-selective visualization

Electron microscope (comprising an auxiliary lens)

Method of beam centering

FEI CO

Shaped and low density focused ion beams

Collection of secondary electrons through the objective lens of a scanning electron microscope

PHILIPS ELECTRON OPTICS BV

Environmental SEM with a magnetic field for improved secondary electron direction

Environmental SEM with a multiple fields for improved secondary electron detection

MAST KAREL D V D

Semiconductor device having a cold cathode