logo

For the Inventor, By the Inventor

Suwa, Japan

Takashi Aoki

This inventor holds 33 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Electrophoretic Devices. Top assignees: Seiko Epson Corporation, Nissin Kogyo Co., Ltd., Jsr Corporation. Active years: 1995-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Aoki. Retrieved from https://idiyas.com/inventor/takashi-aoki-9tbgdtyg

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

USPTO Granted Patents = 33 

% Patents Active = 60.6

 

Average Co-Inventor Count = 2.0

ph-index = 7

Forward Citations = 156(Granted Patents)


Location History:

  • Nagano, JP (1995 - 2005)
  • Suaw, JP (2009)
  • Chino, JP (2009)
  • Suwa, JP (2005 - 2015)
  • Higashiura-machi, JP (2017)
  • Higashiura-cho, JP (2017)
  • Shiojiri, JP (2013 - 2022)

Company Filing History:

goldMedal31 out of 34,268 
 
Seiko Epson Corporation
 patents
silverMedal2 out of 309 
 
Nissin Kogyo Co., Ltd.
 patents
bronzeMedal1 out of 1,078 
 
Jsr Corporation
 patents
4. 1 out of 3 
 
Ryukoku University
 patents
where one patent can have more than one assignee

Years Active: 1995-2026

Loading Chart...
Loading Chart...
Areas of Expertise:
Liquid Discharge Head
Electrophoretic Particle
Printing Apparatus
Thin Film Transistor
Circuit Board
Organic Transistor
Electro-Optical Device
Active Matrix Substrate
Hydraulic Pressure Controller
Electronic Apparatus
Integrated Circuit
Printer Unit
33 patents (USPTO):Explore Patents
1. 12565042 - Liquid discharge head and liquid discharge apparatus (2026-03-03),
2. 12552164 - Liquid discharge head and liquid discharge apparatus (2026-02-17),
3. 12441110 - Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device (2025-10-14),
4. 12145365 - Liquid ejecting head and liquid ejecting apparatus (2024-11-19),
5. 11279152 - Printing apparatus and method of controlling printing apparatus (2022-03-22),
6. 9798215 - Method of manufacturing electrophoretic particle, electrophoretic particle, electrophoretic dispersion, electrophoretic sheet, electrophoretic device, and electronic apparatus (2017-10-24),
7. 9707743 - Method of manufacturing electrophoresis particles, electrophoresis particles, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus (2017-07-18),
8. 9566809 - Line printer and printhead moving method of a line printer (2017-02-14),
9. 9290027 - Line printer and printhead moving method of a line printer (2016-03-22),
10. 9114646 - Printing device and recording paper conveyance mechanism (2015-08-25),
11. 8934165 - Electrophoretic particle, manufacturing method of electrophoretic particle, electrophoretic dispersed liquid, electrophoretic sheet, electrophoretic apparatus, and electronic equipment (2015-01-13),
12. 8643114 - Semiconductor device and electronic apparatus (2014-02-04),
13. 8477168 - Recording apparatus and control method of recording apparatus (2013-07-02),
14. 8431941 - Active matrix substrate, electrophoretic display apparatus, and electronic device (2013-04-30),
15. 8049210 - Thin film transistor, matrix substrate, electrophoresis display device, and electronic apparatus (2011-11-01),

Title: Takashi Aoki: Innovator in Liquid Ejecting Technologies

Introduction

Takashi Aoki, based in Suwa, Japan, is a prolific inventor with an impressive portfolio of 30 patents. His contributions to the field of liquid ejecting technology and printing apparatus demonstrate his commitment to innovation and engineering excellence.

Latest Patents

Among his latest advancements, Aoki has developed a liquid ejecting head and apparatus that significantly enhances the efficiency of printing technologies. This liquid ejecting head features a pressure chamber substrate designed with precise wall surface portions. The innovative design includes a diaphragm that forms the top surface of the pressure chamber, integrated with a piezoelectric element. Additionally, a communication plate bonds seamlessly to the substrate, complete with specialized openings for liquid supply and discharge.

Aoki's advancements also encompass a printing apparatus and control method tailored for improved functionality. This ingenious system includes a main body, a cutter unit equipped with both a fixed blade and a movable blade, and a pickup sensor for detecting the printing medium. Together, these elements create a cohesive and efficient printing solution.

Career Highlights

Aoki's career has been marked by significant roles at leading companies in technology and manufacturing. He has notably worked with Seiko Epson Corporation and JSR Corporation, where he has applied his expertise in developing cutting-edge liquid ejection systems.

Collaborations

Throughout his career, Aoki has collaborated with notable industry professionals, including Ichio Yudasaka and Masahiro Furusawa. These partnerships have further enhanced his work, allowing for the integration of diverse expertise in the innovation process.

Conclusion

Takashi Aoki stands out as a distinguished inventor in the realm of liquid ejecting technologies and printing apparatuses. His numerous patents and collaborations underscore his impact on the industry, paving the way for future innovations in printing technology.

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]
Loading…