Inventor

Difei Yang

Inventor
Alpharetta, GA, US

Overview

6→
Patents
1999–2013
Patent span
Human necessities
Primary field (CPC A)

Patents· 6 as inventor

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

A61Bprimary
A61BDiagnosis21%
G01NInvestigating or analysing materials by determining their chemical or physical properties21%
A61KPreparations for medical, dental or toiletry purposes14%
A61MDevices for introducing media into, or onto, the body14%
B82YSpecific uses or applications of nanostructures14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Y10TTechnical subjects covered by former us classification7%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2003Patents assigned to ALTEA TECH INC (3)· patent assignee history
1999–2003Patents assigned to SPECTRX INC (3)· patent assignee history
1999–2000Based in Chamblee, GA, US· patent location history
2003–2013Based in Alpharetta, GA, US· patent location history
2006–2013Patents assigned to KIMBERLY CLARK CO (3)· patent assignee history
2013Patents assigned to KAYLOR ROSANN (1)· patent assignee history
2013Patents assigned to KNOTTS MICHAEL (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALTEA TECH INC31999–2003
KIMBERLY CLARK CO32006–2013
SPECTRX INC31999–2003
KAYLOR ROSANN12013
KNOTTS MICHAEL12013
Locations
LocationPatentsSpan
Alpharetta, Georgia, US42003–2013
Chamblee, Georgia, US21999–2000