Inventor
BATCHELDER JOHN S
US23 patents
⚠️ This page may combine multiple inventors who share the name “BATCHELDER JOHN S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
19 patentsUS5220403AJun 15, 1993
Apparatus and a method for high numerical aperture microscopic examination of materials
IBM268 citations99
US5208648AMay 4, 1993
Apparatus and a method for high numerical aperture microscopic examination of materials
IBM171 citations99
US5177559AJan 5, 1993
Dark field imaging defect inspection system for repetitive pattern integrated circuits
IBM195 citations99
US5312224AMay 17, 1994
Conical logarithmic spiral viscosity pump
IBM211 citations98
US5303141AApr 12, 1994
Model generation system having closed-loop extrusion nozzle positioning
IBM520 citations98
US5402351AMar 28, 1995
Model generation system having closed-loop extrusion nozzle positioning
IBM281 citations97
US5192870AMar 9, 1993
Optical submicron aerosol particle detector
IBM69 citations96
US5133602AJul 28, 1992
Particle path determination system
IBM55 citations96
US5037202AAug 6, 1991
Measurement of size and refractive index of particles using the complex forward-scattered electromagnetic field
IBM84 citations96
US4740708AApr 26, 1988
Semiconductor wafer surface inspection apparatus and method
IBM106 citations96
US5343290AAug 30, 1994
Surface particle detection using heterodyne interferometer
IBM36 citations92
US4969198ANov 6, 1990
System for automatic inspection of periodic patterns
IBM57 citations92
US5116583AMay 26, 1992
Suppression of particle generation in a modified clean room corona air ionizer
IBM47 citations91
US5061070AOct 29, 1991
Particulate inspection of fluids using interferometric light measurements
IBM26 citations91
US5316970AMay 31, 1994
Generation of ionized air for semiconductor chips
IBM21 citations90
US4771468ASep 13, 1988
System for automatic inspection of periodic patterns
IBM24 citations78
US5294806AMar 15, 1994
Optical submicron aerosol particle detector
IBM15 citations73
US5158690AOct 27, 1992
Thermophoretic filtering of liquids
IBM18 citations72
US5432670AJul 11, 1995
Generation of ionized air for semiconductor chips
IBM8 citations71
STRATASYS INC
4 patentsUS6085957AJul 11, 2000
Volumetric feed control for flexible filament
STRATASYS INC262 citations99
US5653925AAug 5, 1997
Method for controlled porosity three-dimensional modeling
STRATASYS INC222 citations99
US5491643AFeb 13, 1996
Method for optimizing parameters characteristic of an object developed in a rapid prototyping system
STRATASYS INC90 citations96
US5426722AJun 20, 1995
Method for optimizing the motion of a multi-axis robot
STRATASYS INC105 citations96