Matsukawa, Japan

Hirohisa Adachi

This inventor holds 26 USPTO granted patents and 1 published patent application and 5 EPO patents, primarily in Recording Systems. Top assignee: Seiko Epson Corporation. Active years: 2010-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirohisa Adachi. Retrieved from https://idiyas.com/inventor/hirohisa-adachi

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

Calculating rank
USPTO Granted Patents = 26 

% Patents Active = 92.3

 

Average Co-Inventor Count = 3.5

ph-index = 2

Forward Citations = 25(Granted Patents)


Location History:

  • Matsumoto, JP (2016)
  • Nagano, JP (2010 - 2020)
  • Matsukawa-machi, JP (2018 - 2024)

Company Filing History:


Years Active: 2010-2026

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Areas of Expertise:
Recording Device
Control Method
Liquid Ejecting Apparatus
Media Processing
Sheet Transport Device
Post-Processing Device
Image Forming System
Density Calculation
Transporting Device
Non-Transitory Storage Medium
Printing Apparatus
Optical Sensor Correction
26 patents (USPTO):Explore Patents

Title: Hirohisa Adachi: Innovator in Recording Systems

Introduction

Hirohisa Adachi, a prolific inventor based in Matsukawa-machi, Japan, has made significant contributions to the field of recording systems. With a remarkable portfolio of 23 patents, his innovations have paved the way for advancements in the technology used in various recording applications.

Latest Patents

Adachi's latest patents showcase his ingenuity and expertise. One notable invention is a "Recording system and control method for recording system," which enhances maintenance operations by ejecting liquid when a predefined time is exceeded during the process. This invention ensures that recording tasks are executed efficiently, allowing a first medium to stay in a standby position while maintaining operational integrity. Another significant patent is the "Sheet transport device and method of controlling sheet transport device," which involves innovative mechanisms for loading and transporting sheets, exemplifying his commitment to optimizing operational workflow.

Career Highlights

Hirohisa Adachi has dedicated his career to advancing technologies at Seiko Epson Corporation, where he has been instrumental in the development of high-performance recording solutions. His expertise has led to the creation of several revolutionary products that have transformed the recording industry. Adachi's patents are a testament to his dedication and skill in addressing industry challenges through innovation.

Collaborations

Throughout his career, Adachi has collaborated with talented engineers and inventors, including Hidetoshi Kodama and Yutaro Harada. These partnerships have fostered a dynamic environment of creativity and problem-solving, resulting in cutting-edge technologies that redefine recording system capabilities.

Conclusion

Hirohisa Adachi's contributions to innovations in recording systems reflect his commitment to advancing technology in meaningful ways. With a robust patent portfolio and collaborative spirit, he continues to inspire the next generation of inventors and researchers. His work with Seiko Epson Corporation remains influential, setting a high standard for excellence in engineering and innovation.

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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