Machida, Japan

Hiroshi Naito

This inventor holds 10 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Agency of Industrial Science and Technology. Active years: 1983-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Naito. Retrieved from https://idiyas.com/inventor/hiroshi-naito-yd1yrnao

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.1

ph-index = 8

Forward Citations = 288(Granted Patents)


Location History:

  • Tokyo, JP (1985 - 1988)
  • Machida, JP (1983 - 1989)

Company Filing History:


Years Active: 1983-1989

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10 patents (USPTO):Explore Patents

Title: Hiroshi Naito: Innovator in Ink Jet Technology

Introduction

Hiroshi Naito is a prominent inventor based in Machida, Japan. He has made significant contributions to the field of ink jet technology, holding a total of 10 patents. His innovative designs have paved the way for advancements in printing technology.

Latest Patents

One of Naito's latest patents involves an ink jet printer that features a print head with a front nozzle member and a rear nozzle member. This design includes a liquid chamber and a laminar airflow chamber, which work together to create a sharp pressure gradient. The rear nozzle member has a forwardly projecting nozzle and a rear channel that aligns with the front channel, forming a meniscus at the front end. An electric field gradient is established between the front channel and the meniscus, allowing the ink to be expelled efficiently. Additionally, a portion of the front nozzle member is made liquid-repellant to maintain optimal performance.

Career Highlights

Throughout his career, Hiroshi Naito has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and the Agency of Industrial Science and Technology. His experience in these organizations has contributed to his expertise in developing cutting-edge printing technologies.

Collaborations

Naito has collaborated with several talented individuals in the field, including Masayoshi Miura and Kenji Akami. Their combined efforts have led to advancements in ink jet technology and have furthered the development of innovative printing solutions.

Conclusion

Hiroshi Naito's contributions to ink jet technology have established him as a key figure in the industry. His innovative patents and collaborations with other experts highlight his commitment to advancing printing technology. His work continues to influence the future of ink jet printing.

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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