logo

For the Inventor, By the Inventor

Yokohama, Japan

Takashi Kawakubo

This inventor holds 72 USPTO granted patents and 1 EPO patent, primarily in Inkjet Technology (CPC class B41J). Top assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki Kaisha. Active years: 1997-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Kawakubo. Retrieved from https://idiyas.com/inventor/takashi-kawakubo

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

USPTO Granted Patents = 72

% Patents Active = 41.7


Average Co-Inventor Count = 3.6

ph-index = 20

Forward Citations = 1,186(Granted Patents)

Forward Citations (Not Self Cited) = 1,143(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Yokohama-shi, JP (2009)
  • Tokyo, JP (2009)
  • Yokohama, JP (1997 - 2012)
  • Kanagawa-ken, JP (1998 - 2014)
  • Kanagawa, JP (2001 - 2016)
  • Yokohama Kanagawa, JP (2016 - 2019)

Company Filing History:

goldMedal72 out of 53,276 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal5 out of 6,290 
 
Toshiba Tec Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1997-2019

Loading Chart...
Loading Chart...
Areas of Expertise:
Inkjet Recording Head
Piezoelectric Elements
MEMS Variable Capacitor
Acceleration Sensor
Thin Film Actuator
Digital Signal Demodulator
Micro-electromechanical Device
Infrared Image Sensor
Tunable Filter
Acoustic Semiconductor Device
Resonator
Wireless Communication Apparatus
72 patents (USPTO):Explore Patents
1. 10252528 - Inkjet recording head (2019-04-09),
2. 9415597 - Ink jet head having nozzle plate equipped with piezoelectric elements (2016-08-16),
3. 9358785 - Inkjet head having high mechanical strength and method of manufacturing the same (2016-06-07),
4. 9340018 - Inkjet head including nozzle plate provided with piezoelectric element (2016-05-17),
5. 8746857 - Inkjet recording head (2014-06-10),
6. 8648431 - Acoustic semiconductor device (2014-02-11),
7. 8497672 - Acceleration sensor (2013-07-30),
8. 8395462 - Resonator and oscillator with a tuning fork vibrator in a cut-out portion of a layered body (2013-03-12),
9. 8189319 - MEMS variable capacitor having a piezoelectric actuation mechanism based on a piezoelectric thin film (2012-05-29),
10. 8117912 - Multiaxial acceleration sensor and angular velocity sensor (2012-02-21),
11. 8109144 - Inertia sensor (2012-02-07),
12. 8102098 - Piezoelectric-driven MEMS element (2012-01-24),
13. 8038890 - Piezoelectric-driven MEMS device and method for manufacturing the same (2011-10-18),
14. 8022599 - Actuator (2011-09-20),
15. 7937056 - Variable capacitance device and portable phone (2011-05-03),

Title: Inventor Takashi Kawakubo

Introduction: Takashi Kawakubo is a renowned inventor based in Yokohama, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Takashi Kawakubo holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

Career Highlights: With over two decades of experience in the industry, Takashi Kawakubo has led numerous research projects that have resulted in cutting-edge inventions with real-world applications. His dedication to pushing the boundaries of technology has earned him recognition as a pioneer in his field.

Collaborations: Throughout his career, Takashi Kawakubo has collaborated with leading research institutions, universities, and tech companies to further develop his inventions and bring them to market. His ability to work effectively in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion: Takashi Kawakubo's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and shape the future of various industries.

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]
Loading…