Inventor · disambiguated record
Ling Yuk Cheung
Also filed as: CHEUNG LING Y · CHEUNG LING YUK
51 granted patents·33 pending applications·1,147 citations·filing 2001–2007
98Inventor score
Files withULTRA BIOTECH LTD60
Top patents by PatentIndex Score
84 records- 0198US6391619B1Methods and compositions for suppressing growth of algaeULTRA BIOTECH LTD·Filed 2001·Granted May 21, 2002·118 cites·16 claims
- 0297US6709849B2Dietary supplements for regulating male hormoneULTRA BIOTECH LTD·Filed 2002·Granted Mar 23, 2004·63 cites·9 claims
- 0397US6660508B1Dietary supplements for treating hyperlipemiaULTRA BIOTECH LTD·Filed 2002·Granted Dec 9, 2003·59 cites·9 claims
- 0496US6649383B1Dietary supplements beneficial for the gastrointestinal systemULTRA BIOTECH LTD·Filed 2002·Granted Nov 18, 2003·78 cites·9 claims
- 0596US6440713B1Methods and compositions for suppressing growth of pathogenic microbesULTRA BIOTECH LTD·Filed 2001·Granted Aug 27, 2002·70 cites·11 claims
- 0696US6436695B1Yeast compositions for converting bio-available phosphorus in a culture medium to intracellular phosphorusULTRA BIOTECH LTD·Filed 2001·Granted Aug 20, 2002·69 cites·7 claims
- 0796US6391618B1Methods and compositions for degrading environmental toxinsULTRA BIOTECH LTD·Filed 2001·Granted May 21, 2002·78 cites·74 claims
- 0896US6391617B1Yeast compositions for converting bio-available nitrogen in a culture medium to intracellular nitrogenULTRA BIOTECH LTD·Filed 2001·Granted May 21, 2002·78 cites·10 claims
- 0995US6596273B2Biological fertilizer compositions comprising swine manureULTRA BIOTECH LTD·Filed 2001·Granted Jul 22, 2003·53 cites·12 claims
- 1095US6596272B2Biological fertilizer compositions comprising poultry manureULTRA BIOTECH LTD·Filed 2001·Granted Jul 22, 2003·53 cites·12 claims
- 1195US6416983B1Biological fertilizer compositions comprising garbageULTRA BIOTECH LTD·Filed 2001·Granted Jul 9, 2002·57 cites·12 claims
- 1294US6761886B2Biological fertilizer compositions comprising cattle manureULTRA BIOTECH LTD·Filed 2001·Granted Jul 13, 2004·49 cites·25 claims
- 1393US6800466B2Biological fertilizer compositions comprising sludgeULTRA BIOTECH LTD·Filed 2001·Granted Oct 5, 2004·47 cites·12 claims
- 1493US6759055B2Dietary supplements for improving kidney functionULTRA BIOTECH LTD·Filed 2002·Granted Jul 6, 2004·37 cites·9 claims
- 1592US6828132B2Biological fertilizer compositions comprising garbageULTRA BIOTECH LTD·Filed 2002·Granted Dec 7, 2004·34 cites·27 claims
- 1690US6793933B2Dietary supplements for enhancing the immune systemULTRA BIOTECH LTD·Filed 2002·Granted Sep 21, 2004·40 cites·9 claims
- 1790US6753008B2Dietary supplements beneficial for the liverULTRA BIOTECH LTD·Filed 2002·Granted Jun 22, 2004·39 cites·9 claims
- 1888US6989253B2Biological compositions and methods for treatment of testicular cancerULTRA BIOTECH LTD·Filed 2003·Granted Jan 24, 2006·16 cites·23 claims
- 1988US6987012B2Biological compositions and methods for treatment of colorectal cancerULTRA BIOTECH LTD·Filed 2003·Granted Jan 17, 2006·16 cites·23 claims
- 2088US6984508B2Biological compositions and methods for treatment of cervical cancerULTRA BIOTECH LTD·Filed 2003·Granted Jan 10, 2006·16 cites·23 claims
- 2186US6984507B2Biological compositions and methods for treatment of lung cancerULTRA BIOTECH LTD·Filed 2003·Granted Jan 10, 2006·16 cites·23 claims
- 2285US7204988B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted Apr 17, 2007·11 cites·8 claims
- 2379US6994850B2Method for preparing a biological fertilizer composition comprising swine manureULTRA BIOTECH LTD·Filed 2003·Granted Feb 7, 2006·9 cites·21 claims
- 2477US6979444B2Method for preparing a biological fertilizer composition comprising poultry manureULTRA BIOTECH LTD·Filed 2003·Granted Dec 27, 2005·8 cites·21 claims
- 2575US6913914B2Methods and compositions for treating hepatitis BULTRA BIOTECH LTD·Filed 2003·Granted Jul 5, 2005·4 cites·10 claims
- 2674US6979562B2Methods and compositions for treating gastroparesisULTRA BIOTECH LTD·Filed 2003·Granted Dec 27, 2005·3 cites·12 claims
- 2774US6977168B2Methods and compositions for treating nephrotic syndromeULTRA BIOTECH LTD·Filed 2003·Granted Dec 20, 2005·3 cites·12 claims
- 2874US6964864B2Methods and compositions for treating gastritisULTRA BIOTECH LTD·Filed 2003·Granted Nov 15, 2005·3 cites·10 claims
- 2974US6913913B2Methods and compositions for treating renal failureULTRA BIOTECH LTD·Filed 2003·Granted Jul 5, 2005·3 cites·11 claims
- 3072US7259001B2Methods and compositions for treating male sexual dysfunctionULTRA BIOTECH LTD·Filed 2003·Granted Aug 21, 2007·2 cites·5 claims
- 3172US7223401B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted May 29, 2007·2 cites·8 claims
- 3272US7223402B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted May 29, 2007·2 cites·8 claims
- 3370US7223400B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted May 29, 2007·1 cites·8 claims
- 3470US7223403B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted May 29, 2007·1 cites·8 claims
- 3570US7214377B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted May 8, 2007·1 cites·8 claims
- 3670US7204987B2Biological compositions and methods for treatment of prostate cancerULTRA BIOTECH LTD·Filed 2003·Granted Apr 17, 2007·1 cites·8 claims
- 3770US7201906B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted Apr 10, 2007·1 cites·8 claims
- 3870US7078202B2Methods and compositions for treating vascular dementiaULTRA BIOTECH LTD·Filed 2003·Granted Jul 18, 2006·2 cites·13 claims
- 3969US7226600B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted Jun 5, 2007·1 cites·8 claims
- 4069US7223404B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted May 29, 2007·1 cites·8 claims
- 4169US7208158B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted Apr 24, 2007·1 cites·8 claims
- 4269US7204986B2Method to prepare compositions comprising yeast treated with electromagnetic energyULTRA BIOTECH LTD·Filed 2003·Granted Apr 17, 2007·1 cites·8 claims
- 4369US2007041995A1Oral compositions for HIV-infected subjectsULTRA BIOTECH LTD·Filed 2006·Application pending·0 cites
- 4464US2007036820A1Yeast compositions useful as anti-aging dietary supplementsULTRA BIOTECH LTD·Filed 2006·Application pending·0 cites
- 4562US7172889B2Biological compositions and methods for treatment of cervical cancerULTRA BIOTECH LTD·Filed 2005·Granted Feb 6, 2007·0 cites·4 claims
- 4661US7297522B2Methods and compositions for treating epilepsyULTRA BIOTECH LTD·Filed 2003·Granted Nov 20, 2007·0 cites·7 claims
- 4759US7422997B2Method to enhance plant growth with a biological fertilizer composition comprising poultry manure and electromagnetic field treated yeastsULTRA BIOTECH LTD·Filed 2005·Granted Sep 9, 2008·0 cites·22 claims
- 4858US7208159B2Methods and compositions for treating gastroparesisULTRA BIOTECH LTD·Filed 2005·Granted Apr 24, 2007·0 cites·7 claims
- 4957US2006024282A1Biological fertilizer compositions comprising swine manureULTRA BIOTECH LTD·Filed 2005·Application pending·0 cites
- 5057US2008233625A1Dietary supplements for regulating the central nervous systemULTRA BIOTECH LTD·Filed 2007·Application pending·0 cites
Showing the top 50 of 84 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →