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Inventor

Henry J. Grimm

Inventor
Allentown, PA, US

Overview

3→
Patents
1985–1988
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 3 as inventor

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

E21Bprimary
E21BEarth or rock drilling75%
G01FMeasuring volume, volume flow, mass flow or liquid level25%
PatentTitleYear
4,727,489'Apparatus for analyzing the annulus effluent of a well'19884,501,325'Method for predicting workovers and shut-ins from analyzing the annulus effluent of a well'19854,491,180'Tapered steam injection process'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1988Patents assigned to TEXACO INC (3)· patent assignee history
1985–1988Based in Allentown, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEXACO INC31985–1988
Locations
LocationPatentsSpan
Allentown, Pennsylvania, US31985–1988