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Inventor

Yiwen Ma

Inventor
Tianjin University, CN

Overview

1→
Patents
2011
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.

A61Bprimary
A61BDiagnosis33%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light33%
G01NInvestigating or analysing materials by determining their chemical or physical properties33%
PatentTitleYear
7,899,506'Composite spectral measurement method and its spectral detection instrument'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to TIANJIN SUNSHINE OPTICS TECHNOLIES CO LTD (1)· patent assignee history
2011Based in Tianjin University, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TIANJIN SUNSHINE OPTICS TECHNOLIES CO LTD12011
Locations
LocationPatentsSpan
Tianjin University, CN12011