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Inventor

Chung-Hsien Zah

Inventor
Kennesaw, GA, US

Overview

4→
Patents
1993–2013
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 4 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification20%
A47GHousehold or table equipment15%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables15%
C09JAdhesives15%
E04FFinishing work on buildings, e.g. stairs, floors15%
G01SRadio direction-finding15%
D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials5%
PatentTitleYear
8,468,771'System and method for floor covering installation'20138,220,221'System and method for floor covering installation'20127,757,457'System and method for floor covering installation'20105,252,375'Permanent stain resistant treatment for polyamide fibers'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2013Patents assigned to INTERFACE INC (4)· patent assignee history
1993–2013Based in Kennesaw, GA, US· patent location history
2012–2013Patents assigned to BRADLEY JR HORACE EDDIE (2)· patent assignee history
2012–2013Patents assigned to FEZER SUSAN F (2)· patent assignee history
2012–2013Patents assigned to GRAY KEITH N (2)· patent assignee history
2012–2013Patents assigned to HENSLER CONNIE D (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
INTERFACE INC41993–2013
BRADLEY JR HORACE EDDIE22012–2013
FEZER SUSAN F22012–2013
GRAY KEITH N22012–2013
HENSLER CONNIE D22012–2013
Locations
LocationPatentsSpan
Kennesaw, Georgia, US41993–2013