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For the Inventor, By the Inventor

Omura, Japan

Toshimichi Kubota

This inventor holds 25 USPTO granted patents and 4 EPO patents, primarily in Silicon Single Crystal Production. Top assignees: Sumco Techxiv Corporation, Sumco Corporation. Active years: 2011-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshimichi Kubota. Retrieved from https://idiyas.com/inventor/toshimichi-kubota

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

USPTO Granted Patents = 25

% Patents Active = 100.0


Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 29(Granted Patents)


Location History:

  • Hiratsuka, JP (2012 - 2015)
  • Omura, JP (2011 - 2019)
  • Nagasaki, JP (2013 - 2019)
  • Tokyo, JP (2014 - 2021)

Company Filing History:

goldMedal21 out of 87 
 
Sumco Techxiv Corporation
 patents
silverMedal5 out of 624 
 
Sumco Corporation
 patents
where one patent can have more than one assignee

Years Active: 2011-2021

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Areas of Expertise:
Silicon Monocrystal
Single Crystal Production
Doping Apparatus
Semiconductor Substrate
Silicon Ingot
Wafer Manufacturing
Pull-Up Device
Dopant Injection
Epitaxial Wafer
Graphite Member
Flow Straightening Cylinder
N-Type Semiconductor
25 patents (USPTO):Explore Patents
1. 10982350 - Silicon monocrystal production method (2021-04-20),
2. 10895018 - Method for producing silicon single crystal (2021-01-19),
3. 10329686 - Method for producing single crystal (2019-06-25),
4. 10294583 - Producing method and apparatus of silicon single crystal, and silicon single crystal ingot (2019-05-21),
5. 10233562 - Method for producing single crystal, and method for producing silicon wafer (2019-03-19),
6. 10227710 - Manufacturing method of silicon monocrystal (2019-03-12),
7. 10100429 - Method for producing a silicon single crystal doped with red phosphorous with reduced number of stacking faults and method for producing a silicon wafer using the same (2018-10-16),
8. 9212431 - Silicon single crystal pulling device and graphite member used therein (2015-12-15),
9. 9074298 - Processes for production of silicon ingot, silicon wafer and epitaxial wafer, and silicon ingot (2015-07-07),
10. 8961686 - Method of manufacturing monocrystal, flow straightening cylinder, and monocrystal pulling-up device (2015-02-24),
11. 8920561 - Silicon single crystal pull-up apparatus that pulls a doped silicon single crystal from a melt (2014-12-30),
12. 8888911 - Method of producing single crystal silicon (2014-11-18),
13. 8852340 - Method for manufacturing single crystal (2014-10-07),
14. 8840721 - Method of manufacturing silicon single crystal (2014-09-23),
15. 8747551 - Process for production of silicon single crystal, and highly doped N-type semiconductor substrate (2014-06-10),

Title: Toshimichi Kubota: Pioneering Inventor from Omura

Introduction: Toshimichi Kubota is a renowned inventor hailing from Omura, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kubota's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With a career spanning over two decades, Kubota has worked with leading tech companies and research institutions to develop cutting-edge technologies that have revolutionized various industries.

Collaborations: Throughout his career, Kubota has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and creativity in all his projects.

Conclusion: Toshimichi Kubota's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and technologists worldwide.

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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