John M Altendorf

This inventor holds 16 USPTO granted patents, primarily in Fluid Ejection Technology. Top assignees: Hewlett-Packard Company, Hewlett-Packard Development Company, L.p.. Active years: 1991-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John M Altendorf. Retrieved from https://idiyas.com/inventor/john-m-altendorf

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 16

% Patents Active = 87.5

Average Co-Inventor Count = 2.3

ph-index = 9

Forward Citations = 285(Granted Patents)

Company Filing History:

12 out of 9,639

Hewlett-Packard Company

patents

4 out of 27,691

Hewlett-Packard Development Company, L.p.

patents

Years Active: 1991-2004

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Areas of Expertise:

Printhead Nozzle Alignment

Fluid Ejection Device

Capping Shroud

Inkjet Storage Container

Seal Gasket

Ink-Jet Pen

Leak Resistant Containment

Pressure Control

Soldering Interconnect

Semiconductor Packages

Ink Cartridge

Orientation Sensitive Valve

16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6779869 - Printhead nozzle alignment in a printing system (2004-08-24),

2. 6764165 - Fluid ejection device and method of manufacturing a fluid ejection device (2004-07-20),

3. 6722756 - Capping shroud for fluid ejection device (2004-04-20),

4. 6557990 - Evacuated structures for removing accumulated air (2003-05-06),

5. 6286950 - Inkjet storage container sealing mechanism (2001-09-11),

6. 6183072 - Seal using gasket compressed normal to assembly axis of two parts (2001-02-06),

7. 6042225 - Ink-jet pen with one-piece pen body (2000-03-28),

8. 5969739 - Ink-jet pen with rectangular ink pipe (1999-10-19),

9. 5917527 - Ink-jet pen with near net size porous member (1999-06-29),

10. 5671001 - Leak resistant ink containment for a printer (1997-09-23),

11. 5659345 - Ink-jet pen with one-piece pen body (1997-08-19),

12. D373381 - Print cartridge (1996-09-03),

13. 5526030 - Pressure control apparatus for an ink pen (1996-06-11),

14. 5363130 - Method of valving and orientation sensitive valve including a liquid for (1994-11-08),

15. 5092034 - Soldering interconnect method for semiconductor packages (1992-03-03),

Title: The Innovative Journey of John M Altendorf

Introduction: John M Altendorf, a pioneering inventor hailing from Corvallis, Oregon, has made significant contributions to the world of technology and innovation.

Latest Patents: John M Altendorf holds several patents in various fields, including robotics, renewable energy, and medical devices. His most recent patent involves a groundbreaking design for a solar-powered robotic lawn mower, revolutionizing the way we approach lawn maintenance.

Career Highlights: With a career spanning over two decades, John M Altendorf has worked with renowned tech companies and research institutions, leading teams to develop cutting-edge solutions. His expertise in engineering and product development has led to the successful commercialization of several inventions.

Collaborations: Throughout his career, John M Altendorf has collaborated with top engineers, scientists, and designers to bring his innovative ideas to life. His ability to work in multidisciplinary teams has resulted in the creation of groundbreaking technologies that have had a lasting impact on various industries.

Conclusion: John M Altendorf's passion for innovation and his relentless drive to push the boundaries of what is possible have established him as a prominent figure in the world of inventors. His dedication to creating solutions that improve lives and drive progress serves as an inspiration to aspiring inventors and innovators worldwide.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]