Yokohama, Japan

Akihiro Kajita

USPTO Granted Patents = 55 

Average Co-Inventor Count = 3.8

ph-index = 10

Forward Citations = 399(Granted Patents)

Forward Citations (Not Self Cited) = 387(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Yokohoma, JP (2002)
  • Kanagawa-ken, UA (2012)
  • Kanagawa, JP (2011 - 2014)
  • Tsukuba Ibaraki, JP (2019)
  • Yokohama, JP (1998 - 2020)
  • Yokkaichi, JP (2015 - 2023)
  • Yokkaichi Mie, JP (2015 - 2024)

Company Filing History:


Years Active: 1998-2025

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55 patents (USPTO):Explore Patents

Title: The Innovative Mind of Akihiro Kajita: A Pioneer in Semiconductor Technology

Introduction:

Akihiro Kajita, based in Yokohama, Japan, is a prolific inventor known for his significant contributions to the field of semiconductor technology. With a remarkable tally of 53 patents, Kajita has established himself as a leading figure in the development of advanced memory devices.

Latest Patents:

Kajita’s latest inventions include two notable patents that showcase his expertise in semiconductor memory devices. The first patent describes a semiconductor memory device with varying fluorine concentrations in sub conductive layers. This device features a complex structure, including a first insulating layer, conductive layers, and pillars, which facilitate improved performance and reliability.

The second patent outlines a semiconductor memory device along with its manufacturing method. This invention incorporates a semiconductor substrate, insulating layers, and a gate electrode layer, highlighting innovations in material composition, including a metal film incorporating titanium and silicon. Both patents reflect Kajita’s commitment to enhancing semiconductor technology through meticulous design and engineering.

Career Highlights:

Throughout his career, Akihiro Kajita has worked with esteemed companies, including Kabushiki Kaisha Toshiba and Kioxia Corporation. His experiences in these organizations have greatly influenced his inventions, allowing him to apply theoretical knowledge to practical applications effectively.

Collaborations:

Kajita has collaborated with notable colleagues, including Makoto Wada and Tadashi Sakai. These partnerships have fostered a dynamic exchange of ideas, contributing to his innovative thinking and the successful development of groundbreaking memory devices.

Conclusion:

Akihiro Kajita's contributions to semiconductor technology are invaluable, characterized by his extensive patent portfolio and collaborations with other talented professionals. His work continues to inspire advancements in the industry, paving the way for future innovations in semiconductor devices.

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