Chao; Sidney C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chao; Sidney C..The latest application filed is for "acoustic-energy-assisted removal of soil from fabric in a gaseous environment".

Company Profile

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Chao; Sidney C. - Manhattan Beach CA
Chao; Sidney C. - Palo Alto CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Acoustic-energy-assisted removal of soil from fabric in a gaseous environment Grant 6,346,126 - Chao , et al. February 12, 2	2002-02-12
Liquid carbon dioxide cleaning using agitation enhancements at low temperature Grant 6,264,753 - Chao , et al. July 24, 2	2001-07-24
Removing soil from fabric using an ionized flow of pressurized gas Grant 6,117,190 - Chao , et al. September 12, 2	2000-09-12
Process for cleaning, disinfecting, and sterilizing materials using the combination of dense phase gas and ultraviolet radiation Grant 5,996,155 - Chao , et al. December 7, 1	1999-12-07
Dry-cleaning of garments using gas-jet agitation Grant 5,925,192 - Purer , et al. July 20, 1	1999-07-20
Liquid carbon dioxide cleaning using jet edge sonic whistles at low temperature Grant 5,858,107 - Chao , et al. January 12, 1	1999-01-12
Solvent resupply method for use with a carbon dioxide cleaning system Grant 5,822,818 - Chao , et al. October 20, 1	1998-10-20
Dry-cleaning of garments using gas-jet agitation Grant 5,651,276 - Purer , et al. July 29, 1	1997-07-29
Supercritical fluid cleaning apparatus without pressure vessel Grant 5,482,211 - Chao , et al. January 9, 1	1996-01-09
Dry-cleaning of garments using liquid carbon dioxide under agitation as cleaning medium Grant 5,467,492 - Chao , et al. November 21, 1	1995-11-21
Method using megasonic energy in liquefied gases Grant 5,456,759 - Stanford, Jr. , et al. * October 10, 1	1995-10-10
Chemical decomposition by sonication in liquid carbon dioxide Grant 5,370,740 - Chao , et al. December 6, 1	1994-12-06
Low cost equipment for cleaning using liquefiable gases Grant 5,339,844 - Stanford,Jr. , et al. August 23, 1	1994-08-23
Cleaning by cavitation in liquefied gas Grant 5,316,591 - Chao , et al. May 31, 1	1994-05-31
Video Tape Analyzer And Method Grant 3,662,158 - Wong , et al. May 9, 1	1972-05-09

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