Inventor

Kesen Zhao

Inventor

Guangdong, CN

Overview

1998

Patent span

Human necessities

Primary field (CPC A)

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes33%

A61LMethods or apparatus for sterilising materials or objects in general33%

Y10TTechnical subjects covered by former us classification33%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to WONDER & BIOENERGY HI TECH INT (1)· patent assignee history

1998Based in Guangdong, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
WONDER & BIOENERGY HI TECH INT	1	1998

Locations

Location	Patents	Span
Guangdong, CN	1	1998