Inventor

John W. Bloomfield

Inventor

Hilton Head Island, SC, US

Overview

1985–2005

Patent span

Human necessities

Primary field (CPC A)

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

A61Fprimary

A61FFilters implantable into blood vessels9%

A62BDevices, apparatus or methods for life-saving9%

A63HToys, e.g. tops, dolls, hoops or building blocks9%

B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general9%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers9%

A61BDiagnosis5%

B60LPropulsion of electrically-propelled vehicles5%

B63BShips or other waterborne vessels5%

B63CLaunching, hauling-out, or dry-docking of vessels5%

G01SRadio direction-finding5%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1985–1988Patents assigned to BLOOMFIELD III JOHN W (3)· patent assignee history

1985–1995Based in Hilton Head Island, SC, US· patent location history

1992–1995Patents assigned to SAMSUNG ELECTRONICS CO LTD (2)· patent assignee history

1992Patents assigned to ELF LP (1)· patent assignee history

1993Patents assigned to BLOOMFIELD JOHN W (2)· patent assignee history

2002–2005Patents assigned to DONNELLY CORP (2)· patent assignee history

2002–2005Based in Bluffton, SC, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Hilton Head Island, SC, US	8	1985–1995
Bluffton, SC, US	2	2002–2005