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For the Inventor, By the Inventor

Gunma, Japan

Takamasa Kawakubo

This inventor holds 15 USPTO granted patents, primarily in Carbon Materials. Top assignees: Mitsubishi Pencil Company, Limited, Agency of Industrial Science and Technology, Mitsubishi Pencil Kabushiki Kaisha. Active years: 1983-1995.

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

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 8

Forward Citations = 1,087(Granted Patents)


Location History:

  • Shinmachi, JP (1983)
  • Gunma, JP (1989 - 1993)
  • Tano, JP (1990 - 1995)
  • Fujioka, JP (1994 - 1995)

Company Filing History:

goldMedal10 out of 396 
 
Mitsubishi Pencil Company, Limited
 patents
silverMedal4 out of 1,430 
 
Agency of Industrial Science and Technology
 patents
bronzeMedal4 out of 196 
 
Mitsubishi Pencil Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1983-1995

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Areas of Expertise:
Carbon Electrodes
Micro-Electrodes
Carbon Micro-Sensors
Carbon Composites
Porous Materials
Carbon Products
Carbon Heating Elements
Carbon Fiber Reinforcement
Tapered Electrodes
Carbon Implant Material
Hard Carbon Sheets
Coarse Structures
15 patents (USPTO):Explore Patents
1. 5391433 - Carbon material for electrodes and process for preparing it (1995-02-21),
2. 5380422 - Micro-electrode and method for preparing it (1995-01-10),
3. 5376251 - Carbon micro-sensor electrode and method for preparing it (1994-12-27),
4. 5281319 - Carbon micro-sensor electrode and method for preparing it (1994-01-25),
5. 5218757 - Tapered carbon microelectrode and process for production thereof (1993-06-15),
6. 5171492 - Process for producing carbonaceous implant material (1992-12-15),
7. 5096519 - Process for preparation of carbon fiber composite reinforced (1992-03-17),
8. 4950443 - Process for producing carbon product with coarse and dense structure (1990-08-21),
9. 4916292 - Coiled resistance heating element of carbonaceous material (1990-04-10),
10. 4894215 - Process for producing porous materials of carbon (1990-01-16),
11. 4882103 - Process for producing carbon product having coarse and dense structure (1989-11-21),
12. 4882102 - Process for producing hard carbonaceous sheets (1989-11-21),
13. 4863649 - Process for producing carbon heat generator (1989-09-05),
14. 4412675 - Carbon spring and process for preparing the same (1983-11-01),
15. 4374225 - Method of fabricating an eraser (1983-02-15),

Title: Takamasa Kawakubo - Innovative Inventor from Gunma, JP

Introduction: Takamasa Kawakubo is a renowned inventor hailing from Gunma, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kawakubo's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable technology for healthcare monitoring, and sustainable energy solutions.

Career Highlights: With over two decades of experience in research and development, Kawakubo has worked with leading tech companies to bring cutting-edge products to the market. His expertise lies in merging technology with sustainability for a better future.

Collaborations: Throughout his career, Kawakubo has collaborated with top universities and research institutions worldwide to push the boundaries of innovation. His partnerships have led to the development of revolutionary products that have impacted various industries.

Conclusion: Takamasa Kawakubo's relentless pursuit of innovation and his passion for creating a sustainable future through technology make him a standout figure in the world of inventors. His work continues to inspire the next generation of innovators to think outside the box and create solutions that shape our world for the better.

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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