Tokyo, Japan

Hiroyuki Kondo



Average Co-Inventor Count = 2.4

ph-index = 14

Forward Citations = 557(Granted Patents)

Forward Citations (Not Self Cited) = 542(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Hinode, JA (1976 - 1977)
  • Tokyo, JA (1978)
  • Itami, JP (1991 - 1996)
  • Kanagawa, JP (2004)
  • Tsukuba, JP (1995 - 2005)
  • Saitama, JP (2008 - 2009)
  • Osaka, JP (2003 - 2010)
  • Kawasaki, JP (1991 - 2014)
  • Ibaraki, JP (2002 - 2015)
  • Chiyoda-ku, JP (2014 - 2016)
  • Tokyo, JP (1978 - 2023)

Company Filing History:


Years Active: 1976-2023

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53 patents (USPTO):Explore Patents

Title: Innovative Contributions of Hiroyuki Kondo in Data Processing and Semiconductor Technologies

Introduction: Hiroyuki Kondo, an accomplished inventor based in Tokyo, Japan, has made significant advancements in the fields of data processing and semiconductor technologies. With an impressive portfolio of 53 patents, Kondo's innovations continue to impact the technological landscape, showcasing his expertise and dedication to pushing the boundaries of engineering.

Latest Patents: Kondo's latest patents include groundbreaking inventions that enhance functionality and efficiency in data processing and semiconductor devices. One of his remarkable inventions is a data processing device, which incorporates an instruction decoder, a control logic unit, and an arithmetic logic unit (ALU). This device effectively decodes instruction codes and determines the execution cycles based on the data width of operations, leading to enhanced performance in computational tasks.

Additionally, Kondo has developed a semiconductor device that features a central processing unit (CPU) capable of receiving interrupt request signals alongside a task control circuit. This innovation includes a save circuit that stores essential data from the program counter during interrupt processing, ensuring that tasks can be reliably resumed after handling interrupts.

Career Highlights: Throughout his career, Hiroyuki Kondo has made significant contributions while working with prestigious companies such as Nikon Corporation and Renesas Electronics Corporation. His tenure at these industry leaders has allowed him to collaborate on cutting-edge projects that focus on creating efficient and reliable electronic devices.

Collaborations: Kondo has worked alongside talented professionals throughout his career, including coworkers Sugako Ohtani and Noriaki Kandaka. Their collaboration has undoubtedly fostered an environment of innovation, allowing them to achieve remarkable advancements in technology together.

Conclusion: Hiroyuki Kondo stands out as a prolific inventor whose work in data processing and semiconductor technology has garnered attention due to its impact on the industry. His patents not only reflect his ingenuity but also contribute to the ongoing evolution of electronic devices, paving the way for future innovations. As technology continues to advance, the contributions of inventors like Kondo will remain crucial in shaping the future.

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