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For the Inventor, By the Inventor

Sumio Iijima

Tokyo, Japan

Sumio Iijima

USPTO Granted Patents = 36 

 

Average Co-Inventor Count = 3.0

ph-index = 10

Forward Citations = 506(Granted Patents)


Location History:

  • Aichi, JP (2005 - 2011)
  • Nagoya, JP (2007 - 2011)
  • Ibaraki, JP (2010 - 2013)
  • Tokyo, JP (1995 - 2014)
  • Tsukuba, JP (2015)
  • Minato-ku, JP (2012 - 2016)

Company Filing History:

goldMedal25 out of 35,705 
 
Nec Corporation
 patents
silverMedal10 out of 1,714 
 
National Institute of Advanced Industrial Science and Technology
 patents
bronzeMedal7 out of 1,310 
 
Japan Science and Technology Agency
 patents
4. 2 out of 48 
 
Meijo University
 patents
5. 1 out of 223 
 
Sii Nanotechnology Inc.
 patents
6. 1 out of 55 
 
Japanese Foundation for Cancer Research
 patents
7. 1 out of 373 
 
Japan Science and Technology Corporation
 patents
8. 1 out of 6 
 
Fuchita Nanotechnology Ltd.
 patents
9. 1 out of 4,279 
 
Daikin Industries, Ltd.
 patents
10. 1 out of 119 
 
Shinshu University
 patents
where one patent can have more than one assignee

Years Active: 1995-2025

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36 patents (USPTO):Explore Patents
1. 12486173 - Production method for thin film of aligned carbon nanotube (2025-12-02),
2. 12415729 - Carbon nanotube separation method and separation apparatus (2025-09-16),
3. 9399579 - Substance-encapsulating carbon nanohorn aggregate and process for producing the same (2016-07-26),
4. 9156699 - Method for producing graphene, and graphene (2015-10-13),
5. 9074278 - Carbon film laminate (2015-07-07),
6. 8882970 - Apparatus and method for manufacturing carbon nanohorns (2014-11-11),
7. 8835006 - Carbon nanohorn carried material and process for producing carbon nanotube (2014-09-16),
8. 8501276 - Carbon film (2013-08-06),
9. 8329135 - Aligned carbon nanotube bulk structure having portions different in density (2012-12-11),
10. 8318308 - Single-walled carbon nanotube and aligned single-walled carbon nanotube bulk structure, and their production process, production apparatus and application use (2012-11-27),
11. 8202817 - Nanocarbon aggregate and method for manufacturing the same (2012-06-19),
12. 8202505 - Aligned carbon nanotube bulk aggregate, process for producing the same and uses thereof (2012-06-19),
13. 8178203 - Aligned single-walled carbon nanotube aggregate, bulk aligned single-walled carbon nanotube aggregate, and powdered aligned single-walled carbon nanotube aggregate (2012-05-15),
14. 8119094 - Fluorine storage material (2012-02-21),
15. 8114518 - Single-walled carbon nanotube and aligned single-walled carbon nanotube bulk structure, and their production process, production apparatus and application use (2012-02-14),

Title: Sumio Iijima: Pioneering Nanotechnology Inventor

Introduction: Sumio Iijima, a renowned inventor hailing from Tokyo, Japan, is widely recognized for his groundbreaking contributions to the field of nanotechnology.

Latest Patents: Sumio Iijima holds numerous patents in the field of nanotechnology, with his most recent inventions focusing on carbon nanotubes and their applications in various industries.

Career Highlights: Throughout his illustrious career, Sumio Iijima has conducted extensive research on nanomaterials, particularly carbon nanotubes, leading to significant advancements in materials science and technology.

Collaborations: Sumio Iijima has collaborated with leading scientists, researchers, and institutions worldwide to further explore the potential of nanotechnology, resulting in innovative solutions and discoveries.

Conclusion: Sumio Iijima's pioneering work in nanotechnology has not only revolutionized the field but has also paved the way for future innovations and technological advancements.

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