Ryoichi Takayama

This inventor holds 49 USPTO granted patents, plus 1 CIPO patent and 4 EPO patents, primarily in Piezoelectric Devices. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Minolta Company, Ltd.. Active years: 1984-2011.

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

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

USPTO Granted Patents = 49

% Patents Active = 98.0

CIPO Patents = 1

EPO Patents = 4 (Patent Applications = 1)

Average Co-Inventor Count = 4.8

ph-index = 15

Forward Citations = 593(Granted Patents)

Location History:

Hirakata, JP (1998)
Suita, JP (1984 - 2006)
Osaka, JP (1995 - 2011)

Company Filing History:

45 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

3 out of 16,454

Panasonic Corporation

patents

1 out of 2,816

Minolta Company, Ltd.

patents

Years Active: 1984-2011

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Areas of Expertise:

Surface Acoustic Wave

Piezoelectric Element

Ink Jet Head

Angular Velocity Sensor

Thin Film Manufacturing

Antenna Duplexer

Temperature Sensor

Infrared Detector

Fluid Ejection Device

Multi-Frequency Antenna

Ferroelectric Thin Film

Chemical Vapor Deposition

49 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8035460 - Surface acoustic wave device, surface acoustic wave filter and antenna duplexer using the same, and electronic equipment using the same (2011-10-11),

2. 7498898 - Surface acoustic wave filter, and saw duplexer (2009-03-03),

3. 7478558 - Piezoelectric element, ink jet head, angular velocity sensor, method for manufacturing the same, and ink jet recording apparatus (2009-01-20),

4. 7185540 - Piezoelectric element, ink jet head, angular velocity sensor, method for manufacturing the same, and ink jet recording apparatus (2007-03-06),

5. 7109828 - Surface acoustic wave device, and mobile communication device and sensor both using same (2006-09-19),

6. 7083270 - Piezoelectric element, ink jet head, angular velocity sensor, method for manufacturing the same, and ink jet recording apparatus (2006-08-01),

7. 7033001 - Piezoelectric element, ink jet head, angular velocity sensor, manufacturing method thereof, and ink jet type recording apparatus (2006-04-25),

8. 7024738 - Method for controlling a direction of polarization of a piezoelectric thin film (2006-04-11),

9. 7001014 - PIEZOELECTRIC THIN FILM AND METHOD FOR PREPARATION THEOF, AND PIEZOELECTRIC ELEMENT HAVING THE PIEZOELECTRIC THIN FILM, INK-JET HEAD USING THE PIEZOELECTRIC ELEMENT, AND INK-JET RECORDING DEVICE HAVING THE INK-JET HEAD (2006-02-21),

10. 6969157 - Piezoelectric element, ink jet head, angular velocity sensor, method for manufacturing the same, and ink jet recording apparatus (2005-11-29),

11. 6909341 - Surface acoustic wave filter utilizing a layer for preventing grain boundary diffusion (2005-06-21),

12. 6891449 - Antenna duplexer (2005-05-10),

13. 6886922 - Liquid discharge head and manufacturing method thereof (2005-05-03),

14. 6759924 - Multi-frequency antenna duplexer (2004-07-06),

15. 6688731 - Piezoelectric thin film element, ink jet recording head using such a piezoelectric thin film element, and their manufacture methods (2004-02-10),

Title: Ryoichi Takayama: Pioneering Inventor from Osaka

Introduction: Ryoichi Takayama is a renowned inventor hailing from Osaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takayama's latest patents focus on advancements in robotics and artificial intelligence, showcasing his commitment to pushing the boundaries of technological possibilities.

Career Highlights: With a career spanning over two decades, Takayama has been instrumental in developing cutting-edge solutions for various industries, including healthcare, manufacturing, and transportation.

Collaborations: Throughout his career, Takayama has collaborated with leading research institutions, universities, and tech companies to bring his innovative ideas to life, solidifying his reputation as a visionary in the world of invention.

Conclusion: Ryoichi Takayama's relentless pursuit of innovation and his passion for creating technology that improves lives have cemented his legacy as a pioneering inventor in Osaka and beyond.

Profile summary based on public USPTO records.