Inventor

Walter Ho

Inventor

Shatin, HK

Overview

4→

Patents

1995–2003

Patent span

Chemistry

Primary field (CPC C)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C12Nprimary

C12NMicroorganisms or enzymes15%

A61KPreparations for medical, dental or toiletry purposes10%

A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents10%

C02FTreatment of water, waste water, sewage, or sludge10%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture10%

C12RIndexing scheme associated with subclasses c12c - c12q, relating to microorganisms10%

D06PDyeing or printing textiles10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations5%

C07KPeptides5%

PatentTitleYear

6,660,498'Malaria immunogenic composition'2003 5,665,359'Method and compositions for lowering blood lipids'1997 5,457,043'Degradation of indigo and indigo carmine with an enzyme isolated from bacteria strain ATCC 55396'1995 5,418,161'Microbial degradation of indigo and indigo carmine with bacteria strain'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2003Patents assigned to UNIV HONG KONG CHINESE (3)· patent assignee history

1995Based in Shatin, HK· patent location history

1997Based in Shatin, N.T., HK· patent location history

2003Patents assigned to QUEEN EMMA FOUNDATION (1)· patent assignee history

2003Patents assigned to UNIV HAWAII (1)· patent assignee history

2003Based in Taipo, HK· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNIV HONG KONG CHINESE	3	1995–2003
QUEEN EMMA FOUNDATION	1	2003
UNIV HAWAII	1	2003

Locations

Location	Patents	Span
Shatin, HK	2	1995
Taipo, HK	1	2003
Shatin, N.T., HK	1	1997