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Inventor

Jakob H. J. M. van der Graaf

Inventor
Deventer, NL

Overview

1→
Patents
1984
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 1 as inventor

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

C02Fprimary
C02FTreatment of water, waste water, sewage, or sludge33%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
4,452,700'Process for the performance and control of chemical resp. bio-chemical reactions'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to GRAAF JAKOB H J M V D (1)· patent assignee history
1984Patents assigned to SCHNEIDER NORBERT (1)· patent assignee history
1984Patents assigned to ZINK JUERGEN (1)· patent assignee history
1984Based in Deventer, NL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GRAAF JAKOB H J M V D11984
SCHNEIDER NORBERT11984
ZINK JUERGEN11984
Locations
LocationPatentsSpan
Deventer, NL11984