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For the Inventor, By the Inventor

Tokyo, Japan

Osamu Inui

This inventor holds 4 USPTO granted patents. Top assignee: Nec Corporation. Active years: 1985-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Inui. Retrieved from https://idiyas.com/inventor/osamu-inui-3l92epd3

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 5.2

ph-index = 4

Forward Citations = 97(Granted Patents)


Company Filing History:

goldMedal4 out of 36,684 
 
Nec Corporation
 patents

Years Active: 1985-1986

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4 patents (USPTO):Explore Patents
1. 4633120 - Electrostriction transducer comprising electrostriction layers of (1986-12-30),
2. 4595854 - Drive circuit for piezoelectric stack (1986-06-17),
3. 4589786 - Impact printer head capable of printing a dot at a distance narrower (1986-05-20),
4. 4518887 - Differential lever actuator including differentially force-transmitting (1985-05-21),

Title: The Innovations of Osamu Inui

Introduction

Osamu Inui is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electrostriction and piezoelectric technology. With a total of 4 patents to his name, Inui's work has had a considerable impact on various mechanical applications.

Latest Patents

One of Inui's latest patents is an electrostriction transducer that comprises protection layers designed to operate without producing electric fields. This innovative design features thicker end electrostriction layers, enhancing the transducer's longevity and reliability. Additionally, he has developed a drive circuit for piezoelectric stacks, which is essential for driving mechanical objects such as printing heads in dot matrix and inkjet printers. This circuit effectively prevents excessive charge and discharge currents during operation.

Career Highlights

Osamu Inui has built a successful career at NEC Corporation, where he has been instrumental in advancing technologies related to electrostriction and piezoelectric devices. His expertise has led to the development of solutions that improve the performance and durability of various mechanical systems.

Collaborations

Inui has collaborated with notable colleagues, including Eiichi Sato and Izumu Fukui. Their combined efforts have contributed to the innovative advancements in their respective fields.

Conclusion

Osamu Inui's contributions to electrostriction and piezoelectric technology highlight his role as a leading inventor in Japan. His patents reflect a commitment to innovation and excellence in engineering.

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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