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For the Inventor, By the Inventor

Hiroshima, Japan

Norimichi Nagai

USPTO Granted Patents = 18


Average Co-Inventor Count = 4.8

ph-index = 8

Forward Citations = 144(Granted Patents)


Location History:

  • Niroshima, JP (1987)
  • Hiroshima, JP (1985 - 1997)
  • Otake, JP (2020)

Company Filing History:

goldMedal18 out of 386 
 
Toda Kogyo Corporation
 patents

Years Active: 1985-2020

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18 patents (USPTO):Explore Patents
1. 10570016 - Carbon nanotube and process for producing the carbon nanotube, and lithium ion secondary battery using the carbon nanotube (2020-02-25),
2. 5599378 - Spindle-shaped magnetic iron based alloy particles and process for (1997-02-04),
3. 5466306 - Spindle-shaped magnetic iron based alloy particles (1995-11-14),
4. 5238483 - Acicular magnetic iron based alloy particles for magnetic recording and (1993-08-24),
5. 5156922 - Acicular magnetic iron based alloy particles for magnetic recording and (1992-10-20),
6. 5079092 - Plate-like composite ferrite fine particles suitable for use in magnetic (1992-01-07),
7. 5075169 - Plate-like composite ferrite particles for magnetic recording and (1991-12-24),
8. 4851292 - Plate-like barium ferrite particles suitable for use in magnetic (1989-07-25),
9. 4806429 - Plate-like barium ferrite particles suitable for use in magnetic (1989-02-21),
10. 4781981 - Plate-like magnetoplumbite ferrite particles for magnetic recording and (1988-11-01),
11. 4752407 - Process for producing plate-like barium ferrite particles (1988-06-21),
12. 4698182 - Hexagonal plate-like barium ferrite particles for magnetic recording and (1987-10-06),
13. 4585568 - Plate-like barium ferrite particles for magnetic recording and process (1986-04-29),
14. 4584242 - Plate-like barium ferrite particles for magnetic recording and process (1986-04-22),
15. 4561988 - Process for production of plate-like barium ferrite particles for (1985-12-31),

Title: Norimichi Nagai: Innovator in Carbon Nanotubes and Lithium-Ion Batteries

Introduction

Norimichi Nagai is a prominent inventor based in Hiroshima, Japan. He has made significant contributions to the fields of materials science and energy storage. With a total of 18 patents to his name, Nagai's work focuses on advanced technologies that have the potential to revolutionize various industries.

Latest Patents

Nagai's latest patents include innovations in carbon nanotubes and lithium-ion secondary batteries. One of his notable inventions relates to carbon nanotubes that exhibit excellent dispersibility. The process for producing these carbon nanotubes involves creating a structure with a wall that has both a parallel portion and a narrowed portion. This design allows for a high abundance ratio of easily-breaking portions, enhancing the dispersibility of the nanotubes. Another significant patent involves spindle-shaped magnetic iron-based alloy particles, which have specific properties that make them suitable for various applications.

Career Highlights

Nagai is currently associated with Toda Kogyo Corporation, where he continues to push the boundaries of innovation. His work has garnered attention for its practical applications in technology and materials science.

Collaborations

Nagai has collaborated with notable colleagues, including Masao Kiyama and Toshio Takada. Their combined expertise has contributed to the advancement of their projects and innovations.

Conclusion

Norimichi Nagai's contributions to the fields of carbon nanotubes and lithium-ion batteries highlight his role as a leading inventor. His innovative patents and collaborations continue to pave the way for advancements in technology and materials science.

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