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For the Inventor, By the Inventor

West Hills, CA, United States of America

Hiroshi Nishimura

This inventor holds 35 USPTO granted patents and 4 published patent applications and 10 EPO patents, primarily in Printhead Technology. Top assignees: Ricoh Company, Ltd., Hitachi Koki Imaging Solutions, Inc.. Active years: 2000-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Nishimura. Retrieved from https://idiyas.com/inventor/hiroshi-nishimura-eipalqh1

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

Calculating rank
USPTO Granted Patents = 35 

% Patents Active = 94.3

 

Average Co-Inventor Count = 1.2

ph-index = 4

Forward Citations = 40(Granted Patents)


Company Filing History:

goldMedal34 out of 28,957 
 
Ricoh Company, Ltd.
 patents
silverMedal1 out of 9 
 
Hitachi Koki Imaging Solutions, Inc.
 patents

Years Active: 2000-2026

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Areas of Expertise:
Printhead Design
Fluid Paths
Temperature Sensing
Bypass Manifold
Daisy-Chaining
Independent Reservoirs
Ink Circulation
Carriage Assembly
Crosstalk Mitigation
Nozzle Rows
Jetting Pulses
35 patents (USPTO):Explore Patents
1. 12673489 - Driver circuit for a printhead (2026-07-07),
2. 12415355 - Printhead design with multiple fluid paths to jetting channels (2025-09-16),
3. 12103306 - Flow-through printhead with bypass manifold (2024-10-01),
4. 11813859 - Driver circuit for a printhead (2023-11-14),
5. 11801677 - Printhead design with multiple fluid paths to jetting channels (2023-10-31),
6. 11724497 - Flow-through printhead with bypass manifold (2023-08-15),
7. 11712888 - Driver circuit for a printhead (2023-08-01),
8. 11571892 - Manifold length in a printhead (2023-02-07),
9. 11376857 - Input/output (I/O) design of a printhead allowing for daisy-chaining (2022-07-05),
10. 11214067 - Service media and methods for cleaning printheads (2022-01-04),
11. 11034149 - Flow-through printhead with bypass manifold (2021-06-15),
12. 11007781 - Printhead having one or two nozzle rows that jet at least eight different types of print fluids (2021-05-18),
13. 11001070 - Independent reservoirs for supplying a print fluid to a flow-through printhead (2021-05-11),
14. 10981388 - Input/output (I/O) design of a printhead allowing for daisy-chaining (2021-04-20),
15. 10889109 - Temperature sensing in a printhead using piezoelectric actuators (2021-01-12),

Title: The Innovative Mind of Hiroshi Nishimura

Introduction: Hiroshi Nishimura, a talented inventor based in West Hills, CA (US), is known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroshi Nishimura holds several patents in the areas of artificial intelligence, robotics, and renewable energy technologies, showcasing his diverse range of expertise and creativity.

Career Highlights: With a career spanning over two decades, Hiroshi Nishimura has worked for leading tech companies, where he spearheaded research and development projects that have led to significant advancements in various industries.

Collaborations: Throughout his career, Hiroshi Nishimura has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Hiroshi Nishimura's relentless pursuit of innovation and his passion for pushing the boundaries of technology make him a true visionary in the world of inventions. His contributions continue to inspire and shape the future of technological advancements globally.

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]
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