Kyoto, Japan

Ryoichi Naoe

This inventor holds 4 USPTO granted patents and 2 EPO patents. Top assignees: Screen Holdings Co., Ltd., Ricoh Company, Ltd., Dainippon Screen Mfg. Co., Ltd.. Active years: 2013-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoichi Naoe. Retrieved from https://idiyas.com/inventor/ryoichi-naoe

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 = 1.5

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2013-2017

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4 patents (USPTO):Explore Patents

Title: Ryoichi Naoe: Innovator in Liquid Discharging Technology

Introduction

Ryoichi Naoe is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of liquid discharging technology, holding a total of 4 patents. His innovative designs have advanced the functionality and efficiency of inkjet printing systems.

Latest Patents

One of Naoe's latest patents is an inkjet printing apparatus. This invention features a wiper cleaner unit that moves a wiper-off part to a capping position orthogonally relative to the direction in which inkjet heads are disposed. This movement occurs in synchronization with the cap holder, allowing the wiper blades to be cleaned off ink droplets effectively. As a result, cleaning unevenness of a print unit due to the wiper blades is avoidable. Another notable patent is a liquid discharging apparatus designed for discharging liquids. This apparatus includes droplet dischargers that discharge droplets onto a substrate, along with a cap unit that has recesses covering the outlets of the droplet dischargers. The cap unit is movable between a retracting position and a capping position, ensuring that the outlets are closed when not in use.

Career Highlights

Throughout his career, Ryoichi Naoe has worked with notable companies such as Screen Holdings Co., Ltd. and Ricoh Company, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to the development of advanced printing technologies.

Collaborations

Naoe has collaborated with talented individuals in the industry, including Hiroshi Iwasa and Hiroyuki Fuchioka. These partnerships have fostered innovation and have led to the successful development of various technologies in liquid discharging.

Conclusion

Ryoichi Naoe's contributions to liquid discharging technology have made a significant impact in the field of inkjet printing. His innovative patents and collaborations with industry professionals highlight his dedication to advancing 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]
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