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For the Inventor, By the Inventor

Okaya, Japan

Ryuichi Kurosawa

This inventor holds 19 USPTO granted patents, primarily in Vibration Devices. Top assignee: Seiko Epson Corporation. Active years: 2002-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuichi Kurosawa. Retrieved from https://idiyas.com/inventor/ryuichi-kurosawa

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

Calculating rank
USPTO Granted Patents = 19

% Patents Active = 47.4

Average Co-Inventor Count = 1.6

ph-index = 4

Forward Citations = 99(Granted Patents)


Location History:

  • Suwa, JP (2003)
  • Nagano-ken, JP (2007 - 2008)
  • Okaya, JP (2002 - 2009)
  • Shiojiri, JP (2010)
  • Hara-mura, JP (2017 - 2023)

Company Filing History:

goldMedal19 out of 34,305 
 
Seiko Epson Corporation
 patents

Years Active: 2002-2026

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Areas of Expertise:
Vibrator Device
Resonator Device
Vibration Device
Liquid Crystal Device
Projection Display
Ink-Jet Printing
Droplet Discharging
Optical Switch
Electrostatic Actuator
Alignment Film
Micro-Array Manufacturing
Light Modulator
19 patents (USPTO):Explore Patents
1. 12738921 - Vibrator device and method for manufacturing vibrator device (2026-09-15),
2. 12658885 - Resonator device and method of manufacturing resonator device (2026-06-16),
3. 12464951 - Vibration device (2025-11-04),
4. 12283940 - Vibration device (2025-04-21),
5. 11575361 - Resonator device, resonator module, electronic apparatus, and vehicle (2023-02-07),
6. 11539346 - Resonator device, resonator module, electronic apparatus, and vehicle (2022-12-27),
7. 9693026 - Projection type display apparatus and lighting device (2017-06-27),
8. 7760306 - Liquid crystal device and manufacturing method therefor, and electronic apparatus (2010-07-20),
9. 7638175 - Alignment film, method of forming the alignment film, liquid crystal panel, and electronic equipment (2009-12-29),
10. 7337540 - Method of manufacturing a structure body bonding with a glass substrate and semiconductor substrate (2008-03-04),
11. 7240855 - Liquid dispense head and manufacturing method thereof (2007-07-10),
12. 7237877 - Droplet discharging device (2007-07-03),
13. 7016100 - Electronic instrument having mirror device (2006-03-21),
14. 7008038 - Ink-jet printing apparatus, method of filling liquid in ink-jet head thereof, apparatus for manufacturing micro-array and method of filling liquid in ejection head thereof (2006-03-07),
15. 6972884 - Mirror device, optical switch, electronic instrument and mirror device driving method (2005-12-06),

Title: Ryuichi Kurosawa: Innovator in Vibration Technology

Introduction

Ryuichi Kurosawa is a prominent inventor based in Okaya, Japan. He has made significant contributions to the field of vibration technology, holding a total of 19 patents. His work has been instrumental in advancing the design and functionality of vibration devices.

Latest Patents

Kurosawa's latest patents include innovative designs for vibration devices. One notable patent describes a vibration device that features a base, a vibrator, and an annular resin element that surrounds the vibrator. This design ensures that the vibrator is encapsulated between the base and a lid, enhancing its performance. Another patent outlines a vibration device that incorporates a semiconductor substrate with an integrated circuit. This device includes a lid with a recess that opens toward the integrated circuit, optimizing its functionality.

Career Highlights

Ryuichi Kurosawa has built a successful career at Seiko Epson Corporation, where he has been able to apply his expertise in vibration technology. His innovative designs have not only contributed to the company's product offerings but have also set new standards in the industry.

Collaborations

Throughout his career, Kurosawa has collaborated with talented individuals such as Masahiro Fujii and Shinichi Kamisuki. These collaborations have fostered a creative environment that has led to the development of cutting-edge technologies in vibration devices.

Conclusion

Ryuichi Kurosawa's contributions to vibration technology are noteworthy and impactful. His innovative patents and collaborations reflect his dedication to advancing the field. His work continues to influence the industry and inspire future innovations.

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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