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Inventor

Hubert Dedden

Inventor
Langenfeld, DE

Overview

3→
Patents
1983–1990
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

B01Dprimary
B01DSeparation17%
C12MApparatus for enzymology or microbiology17%
G01FMeasuring volume, volume flow, mass flow or liquid level17%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
4,929,829'Method for detecting flooding of a surface'19904,665,036'Illuminating device for the optical, particularly image-analytical evaluation of microbiological objects'19874,379,632'Method and apparatus for previewing exposed photographic films or the like'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to AGFA GEVAERT AG (1)· patent assignee history
1983–1987Based in Langenfeld, DE· patent location history
1987–1990Patents assigned to BAYER AG (2)· patent assignee history
1990Based in Hermesdorf, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAYER AG21987–1990
AGFA GEVAERT AG11983
Locations
LocationPatentsSpan
Langenfeld, DE21983–1987
Hermesdorf, DE11990