Inventor

Donald Bruce Campo

Inventor

Richmond, TX, US

Overview

5→

Patents

2006–2021

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 5 as inventor

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

E21Bprimary

E21BEarth or rock drilling67%

A61BDiagnosis17%

G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data17%

PatentTitleYear

10,952,625Apparatus, methods and computer programs for analyzing heartbeat signals2021 7,823,659'Apparatus and methods for drilling and lining a wellbore'2010 7,140,428'Expander for expanding a tubular element'2006 7,131,498'Expander for expanding a tubular element'2006 7,117,940'Expander for expanding a tubular element'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to SHELL OIL CO (3)· patent assignee history

2006–2010Based in Richmond, TX, US· patent location history

2010Patents assigned to ENVENTURE GLOBAL TECHNOLOGY (1)· patent assignee history

2021Patents assigned to WITHINGS (1)· patent assignee history

2021Based in Issy les Moulineaux, FR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHELL OIL CO	3	2006
ENVENTURE GLOBAL TECHNOLOGY	1	2010
WITHINGS	1	2021

Locations

Location	Patents	Span
Richmond, Texas, US	4	2006–2010
Issy les Moulineaux, FR	1	2021