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Inventor

Yun-Fei Wei

Inventor
San Diego, CA, US

Overview

1→
Patents
2002
Patent span
Physics
Primary field (CPC G)

Patents· 1 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties50%
Y10TTechnical subjects covered by former us classification50%
PatentTitleYear
6,368,873'Identification of human urine for drug testing'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to APPLIED BIOTECH INC (1)· patent assignee history
2002Based in San Diego, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
APPLIED BIOTECH INC12002
Locations
LocationPatentsSpan
San Diego, California, US12002