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Inventor

Stephen John Matcher

Inventor
London, GB

Overview

1→
Patents
1998
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A61Bprimary
A61BDiagnosis50%
G01NInvestigating or analysing materials by determining their chemical or physical properties50%
PatentTitleYear
5,706,821'Spectroscopic method for quantitatively determining the change of concentration of a light or other radiation absorbing compound in a medium which is interrogated through an intervening medium'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to HAMAMATSU PHOTONICS KK (1)· patent assignee history
1998Based in London, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HAMAMATSU PHOTONICS KK11998
Locations
LocationPatentsSpan
London, GB11998