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For the Inventor, By the Inventor

Tokyo, Japan

Takashi Yumura

This inventor holds 42 USPTO granted patents and 1 published patent application and 13 EPO patents, primarily in Elevator Technology. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Electric Corporation, Mitsubishi Electric Building Techno-Service Co., Ltd.. Active years: 1988-2011.

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

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

Calculating rank
USPTO Granted Patents = 42 

% Patents Active = 66.7

 

Average Co-Inventor Count = 2.8

ph-index = 12

Forward Citations = 461(Granted Patents)


Location History:

  • Amagasaki, JP (1989 - 1992)
  • Hyogo, JP (1988 - 1995)
  • Chiyoda-ku, JP (2010)
  • Tokyo, JP (1997 - 2011)

Company Filing History:

goldMedal37 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
silverMedal5 out of 16,627 
 
Mitsubishi Electric Corporation
 patents
bronzeMedal1 out of 7 
 
Mitsubishi Electric Building Techno-Service Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1988-2011

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Areas of Expertise:
Elevator Control
Safety Apparatus
Vibration Reduction
High-Speed Escalator
Emergency Stop System
Position Detection
Overspeed Protection
Sensor Integration
Carriage Assembly
Magnetic Head Suspension
Electromagnetic Actuator
Document Scanner
42 patents (USPTO):Explore Patents
1. 7992687 - Device for elevator door control based on a detected object (2011-08-09),
2. 7950499 - Control apparatus for an elevator responsive to car-mounted position detectors (2011-05-31),
3. 7918320 - Emergency stop system for elevator (2011-04-05),
4. 7823705 - Elevator apparatus control by measuring changes in a physical quantity other than temperature (2010-11-02),
5. 7784590 - Elevator operation control device (2010-08-31),
6. 7775326 - Elevator apparatus (2010-08-17),
7. 7703578 - Elevator apparatus (2010-04-27),
8. 7540358 - Elevator apparatus including main and auxiliary sensors (2009-06-02),
9. 7287626 - Buffer device for elevator (2007-10-30),
10. 7228943 - Elevator apparatus with position correction for overspeed detection (2007-06-12),
11. 7124875 - Escalator with high speed inclined section (2006-10-24),
12. 7104386 - Sloped part high-speed escalator (2006-09-12),
13. 7007774 - Active horizontal vibration reducing device for elevator (2006-03-07),
14. 6832678 - Escalator with high speed inclined section (2004-12-21),
15. 6796416 - High-speed escalator for slope (2004-09-28),

Title: The Innovative Journey of Takashi Yumura

Introduction: Takashi Yumura is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takashi Yumura holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Takashi Yumura has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs. His innovative mindset and dedication to his work have earned him recognition as a pioneer in the industry.

Collaborations: Throughout his career, Takashi Yumura has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing. His collaborative efforts have resulted in the development of cutting-edge technologies that have revolutionized various sectors.

Conclusion: Takashi Yumura's passion for innovation, coupled with his relentless pursuit of technological advancement, has solidified his position as a visionary inventor in the global tech landscape. His contributions continue to inspire future generations of inventors and shape the future of 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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