Inventor
Todd A. Cleland
Inventor
Corvallis, OR, US
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters71%
Y10TTechnical subjects covered by former us classification21%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
7,004,556'High print quality inkjet printhead'20066,799,822'High quality fluid ejection device'20046,662,435'Method of manufacturing an ink jet print head'20036,594,899'Variable drop mass inkjet drop generator'20036,536,878'Ink jet drop generator and ink composition printing system for producing low ink drop weight with high frequency operation'20036,491,377'High print quality printhead'20026,478,410'High thermal efficiency ink jet printhead'20026,402,296'High resolution inkjet printer'20026,360,439'Method of manufacturing an orifice plate having a plurality of closed slits'20026,309,052'High thermal efficiency ink jet printhead'20016,290,336'Segmented resistor drop generator for inkjet printing'20016,270,201'Ink jet drop generator and ink composition printing system for producing low ink drop weight with high frequency operation'20016,247,798'Ink compensated geometry for multi-chamber ink-jet printhead'20016,234,598'Shared multiple terminal ground returns for an inkjet printhead'20016,231,168'Ink jet print head with flow control manifold shape'20016,227,640'Variable drop mass inkjet drop generator'20016,139,131'High drop generator density printhead'20006,132,033'Inkjet print head with flow control manifold and columnar structures'20006,123,419'Segmented resistor drop generator for inkjet printing'20005,847,725'Expansion relief for orifice plate of thermal ink jet print head'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2003Patents assigned to HEWLETT PACKARD CO (16)· patent assignee history
1998–2006Based in Corvallis, OR, US· patent location history
2003–2004Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (3)· patent assignee history
2006Patents assigned to HEWLETT PACKARD DEVELOPMENT LP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEWLETT PACKARD CO | 16 | 1998–2003 |
| HEWLETT PACKARD DEVELOPMENT CO | 3 | 2003–2004 |
| HEWLETT PACKARD DEVELOPMENT LP | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Corvallis, OR, US | 20 | 1998–2006 |