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For the Inventor, By the Inventor

Tokyo, Japan

Akihisa Yamada

This inventor holds 8 USPTO granted patents and 7 EPO patents. Top assignees: Konica Minolta, Inc., Inter-University Research Institute Corporation Research Organization of Information and Systems. Active years: 2016-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihisa Yamada. Retrieved from https://idiyas.com/inventor/akihisa-yamada-xjkkuez2

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 87.5

 

Average Co-Inventor Count = 1.9

ph-index = 1


Location History:

  • Tokyo, JP (2016)
  • Hino, JP (2022 - 2024)

Company Filing History:

goldMedal7 out of 4,397 
 
Konica Minolta, Inc.
 patents
silverMedal1 out of 5 
 
Inter-University Research Institute Corporation Research Organization of Information and Systems
 patents

Years Active: 2016-2026

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8 patents (USPTO):Explore Patents
1. 12741674 - Safety rule generation device, navigation system, safety rule generation method, navigation method, and program (2026-09-22),
2. 12584036 - Ink ejection device (2026-03-24),
3. 12269266 - Nozzle plate including substrate adhesion layer between base layer and substrate, and inkjet head equipped with said nozzle plate (2025-04-08),
4. 11919308 - Inkjet head and production method for inkjet head (2024-03-05),
5. 11865839 - Nozzle plate nozzle plate manufacturing method and inkjet head (2024-01-09),
6. 11807004 - Inkjet head and image forming method (2023-11-07),
7. 11420440 - Inkjet head and method for producing same (2022-08-23),
8. 9457572 - Inkjet head and method for producing inkjet head (2016-10-04),

Title: Akihisa Yamada: Innovator in Inkjet Technology

Introduction

Akihisa Yamada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of inkjet technology, holding a total of six patents. His innovative work focuses on enhancing the performance and reliability of inkjet heads.

Latest Patents

Yamada's latest patents include a nozzle plate that features a substrate adhesion layer positioned between the base layer and the substrate. This design improves the adhesion and functionality of the nozzle plate. Another notable patent involves an inkjet head that utilizes an adhesive containing an epoxy resin and an imidazole-based curing agent. This innovation allows for extended joining work time before curing, ensuring excellent long-term reliability.

Career Highlights

Akihisa Yamada is currently employed at Konica Minolta, Inc., where he continues to develop cutting-edge technologies in the inkjet sector. His work has been instrumental in advancing the capabilities of inkjet printing systems.

Collaborations

Yamada collaborates with talented coworkers, including Ayako Suzuki and Hiroaki Kozai, who contribute to the innovative projects at Konica Minolta.

Conclusion

Akihisa Yamada's contributions to inkjet technology exemplify his dedication to innovation and excellence. His patents reflect a commitment to improving the functionality and reliability of inkjet systems, making a lasting impact in the industry.

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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