Stephen John Sleijpen

This inventor holds 22 USPTO granted patents and 8 published patent applications, plus 1 CIPO patent and 2 EPO patents, primarily in Inkjet Printing Systems. Top assignees: Silverbrook Research Pty Ltd, Memjet Technology Limited, Zamtec Limited. Active years: 2010-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephen John Sleijpen. Retrieved from https://idiyas.com/inventor/stephen-john-sleijpen

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

Calculating rank

USPTO Granted Patents = 22 (Patent Applications = 8)

% Patents Active = 50.0

CIPO Patents = 1

EPO Patents = 2 (Patent Applications = 5)

Average Co-Inventor Count = 8.6

ph-index = 3

Forward Citations = 44(Granted Patents)

Location History:

Balmain, AU (2010 - 2014)
North Ryde, AU (2015 - 2019)

Company Filing History:

10 out of 4,682

Silverbrook Research Pty Ltd

patents

6 out of 281

Memjet Technology Limited

Years Active: 2010-2019

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Areas of Expertise:

Inkjet Printing

Printhead Testing

Monochromatic Cartridges

Circuit Testing

Pressure Tester

Printed Circuit Board

Maintenance Chassis

Diagnostic Probe

Leak Tester

Color Plane Separation

Chassis Assembly

Print Alignment

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10414178 - Suspended inkjet printing system (2019-09-17),

2. 9421790 - Method of providing delayed, shifted or reordered dot data to spatially separated printheads printing different color planes (2016-08-23),

3. 9370929 - Inkjet printing system with manoeverable maintenance chassis (2016-06-21),

4. 9139031 - Inkjet printing system with liftable print head chassis and slidable ink blades (2015-09-22),

5. 8915571 - Multiple monochromatic print cartridge printing system (2014-12-23),

6. 8845080 - Multiple monochromatic print cartridge printing system and print alignment method (2014-09-30),

7. 8705155 - Multiple monochromatic print cartridge printing method separating distinct colour plane into plurality of fake colour planes to form fake colour image (2014-04-22),

8. 8689612 - Pressure tester for printhead integrated circuit carrier (2014-04-08),

9. 8616678 - Multiple monochromatic print cartridge printing system (2013-12-31),

10. 8529014 - Multiple monochromatic print cartridge printing system (2013-09-10),

11. 8296933 - Fastening apparatus with authentication system (2012-10-30),

12. 8020281 - Printed circuit board bonding device (2011-09-20),

13. 8006967 - Cradle assembly for a pressure decay leak tester (2011-08-30),

14. 7987699 - Pneumatic assembly for a pressure decay tester (2011-08-02),

15. 7984640 - Pressure-based tester for a platform assembly (2011-07-26),

Title: Stephen John Sleijpen - Innovative Inventor from Balmain

Introduction: Stephen John Sleijpen is a renowned inventor hailing from Balmain, Australia, known for his groundbreaking contributions to various fields.

Latest Patents: Stephen John Sleijpen holds several patents in the areas of renewable energy technologies, sustainable materials, and advanced medical devices.

Career Highlights: With a career spanning over two decades, Sleijpen has worked with leading research institutions and companies to develop cutting-edge solutions that have had a significant impact on society.

Collaborations: Throughout his career, Stephen John Sleijpen has collaborated with top scientists, engineers, and experts in diverse fields, fostering a culture of innovation and excellence.

Conclusion: Stephen John Sleijpen's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and researchers worldwide.

Profile summary based on public USPTO records.