Inventor
CHAO SIDNEY C
US16 patents
⚠️ This page may combine multiple inventors who share the name “CHAO SIDNEY C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUGHES AIRCRAFT CO
9 patentsUS5456759AOct 10, 1995
Method using megasonic energy in liquefied gases
HUGHES AIRCRAFT CO189 citations98
US5339844AAug 23, 1994
Low cost equipment for cleaning using liquefiable gases
HUGHES AIRCRAFT CO169 citations98
US5316591AMay 31, 1994
Cleaning by cavitation in liquefied gas
HUGHES AIRCRAFT CO227 citations98
US5467492ANov 21, 1995
Dry-cleaning of garments using liquid carbon dioxide under agitation as cleaning medium
HUGHES AIRCRAFT CO158 citations97
US5370740ADec 6, 1994
Chemical decomposition by sonication in liquid carbon dioxide
HUGHES AIRCRAFT CO122 citations97
US5822818AOct 20, 1998
Solvent resupply method for use with a carbon dioxide cleaning system
HUGHES AIRCRAFT CO65 citations96
US5651276AJul 29, 1997
Dry-cleaning of garments using gas-jet agitation
HUGHES AIRCRAFT CO78 citations95
US5784905AJul 28, 1998
Liquid carbon dioxide cleaning system employing a static dissipating fluid
HUGHES AIRCRAFT CO44 citations92
US5482211AJan 9, 1996
Supercritical fluid cleaning apparatus without pressure vessel
HUGHES AIRCRAFT CO25 citations92
RAYTHEON CO
6 patentsUS5858107AJan 12, 1999
Liquid carbon dioxide cleaning using jet edge sonic whistles at low temperature
RAYTHEON CO94 citations97
US5996155ADec 7, 1999
Process for cleaning, disinfecting, and sterilizing materials using the combination of dense phase gas and ultraviolet radiation
RAYTHEON CO79 citations94
US6346126B1Feb 12, 2002
Acoustic-energy-assisted removal of soil from fabric in a gaseous environment
RAYTHEON CO27 citations92
US6569210B1May 27, 2003
Gas jet removal of particulated soil from fabric
RAYTHEON CO13 citations84
US6264753B1Jul 24, 2001
Liquid carbon dioxide cleaning using agitation enhancements at low temperature
RAYTHEON CO18 citations84
US6117190ASep 12, 2000
Removing soil from fabric using an ionized flow of pressurized gas
RAYTHEON CO18 citations84