Tokyo, Japan

Hajime Nakajima

USPTO Granted Patents = 57 

 

Average Co-Inventor Count = 3.5

ph-index = 9

Forward Citations = 282(Granted Patents)

Forward Citations (Not Self Cited) = 275(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Amagasaki, JP (1992 - 1994)
  • Hyogo, JP (1992 - 1995)
  • Ibaraki-ken, JP (2003)
  • Chiyoda-ku, JP (2016 - 2019)
  • Tokyo, JP (1991 - 2022)
  • Musashino, JP (2023 - 2024)

Company Filing History:


Years Active: 1991-2024

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Areas of Expertise:
Debugging Assistance
Distance Estimation
Magnetic Rotation-Angle Detection
Optical Encoder
Ophthalmologic Imaging
Photoelectric Rotary Encoder
Sensor Technology
Magneto-Optical Recording
Image Capture
Elevator Systems
Welding Alloys
Liquid Crystal Light Valve
57 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Hajime Nakajima

Introduction

Hajime Nakajima, based in Tokyo, Japan, is a prolific inventor with an impressive portfolio of 57 patents. His work primarily focuses on advancements in debugging systems and distance estimation technologies. Through his innovative inventions, he has contributed significantly to the field of computer science and sensor technology.

Latest Patents

Hajime Nakajima's recent patents showcase his commitment to enhancing technology. One of his notable inventions is a *Debugging Assistance System and Debugging Assistance Method*. This system includes a debug information abstraction unit of a proxy server that adds functionalities to output debug information based on specific rules associated with an extension program. This information is transmitted to a debug support device to facilitate problem-solving efficiently.

Another significant invention is the *Distance Estimation Device, Distance Estimation Method, and Distance Estimation Program*. This apparatus utilizes sensor data to evaluate the relative motion of a user's head or eyeballs while searching for a target on a plane. By analyzing this movement, the system estimates the distance to the search target plane, enhancing user interaction in visual tracking applications.

Career Highlights

Hajime Nakajima's career features remarkable associations with leading companies, particularly Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Electric Corporation. His roles in these organizations have allowed him to push the boundaries of innovation and develop technologies that cater to both consumer needs and industry standards.

Collaborations

During his career, Nakajima has collaborated with esteemed colleagues like Masahiro Shikai and Toru Oka. Working alongside talented individuals has enabled him to share knowledge and drive projects forward, fostering a collaborative environment that promotes groundbreaking inventions.

Conclusion

Hajime Nakajima's contributions to technology through his numerous patents are a testament to his innovative spirit and dedication to enhancing user experiences. His work in debugging systems and distance estimation devices not only showcases his expertise but also highlights the importance of collaboration in driving advancements within the tech industry. As he continues to innovate, the impact of his work will likely resonate across various fields for years to come.

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