Membership
Tour
Register
Log in
Gary Siewell
Follow
Person
Albany, OR, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Ink jet printhead having hydraulically separated orifices
Patent number
4,578,687
Issue date
Mar 25, 1986
Hewlett-Packard Company
Frank L. Cloutier
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink reservoir with essentially constant negative back pressure
Patent number
4,509,062
Issue date
Apr 2, 1985
Hewlett-Packard Company
Robert N. Low
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS