Inventor

Marc D. Hewko

Inventor

Canton, MI, US

Overview

9→

Patents

1990–1999

Patent span

Performing operations

Primary field (CPC B)

Patents· 9 as inventor

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

B60Nprimary

B60NSeats specially adapted for vehicles40%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

A47CChairs7%

B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles7%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for7%

E05FDevices for moving wings into open or closed position7%

E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof7%

F16HGearing7%

Y10TTechnical subjects covered by former us classification7%

PatentTitleYear

5,938,164'Vehicle seat adjuster'1999 5,707,035'Vehicle seat adjuster'1998 5,447,360'Side impact seat back structure'1995 5,318,341'Vehicle seat assembly with structural seat back to accommodate seat belt loads applied to seat back'1994 5,299,853'Vehicle seat assembly with linear actuator'1994 5,288,134'Seat assembly with integrated seat cushion and seat track frame'1994 5,236,247'Insert molded composite plastic seat cushion frame'1993 5,026,111'Vehicle door structure with improved energy absorption characteristics'1991 4,920,697'Dual drive window regulator mechanism'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1999Patents assigned to HOOVER UNIVERSAL (8)· patent assignee history

1990Based in Dearborn, MI, US· patent location history

1991Patents assigned to EXCEL IND (1)· patent assignee history

1991–1995Based in Canton, MI, US· patent location history

1998–1999Based in Ann Arbor, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HOOVER UNIVERSAL	8	1990–1999
EXCEL IND	1	1991

Locations

Location	Patents	Span
Canton, MI, US	6	1991–1995
Ann Arbor, MI, US	2	1998–1999
Dearborn, MI, US	1	1990