Tokyo, Japan

Mitsuo Ishii

This inventor holds 67 USPTO granted patents, primarily in Surveying Instruments (CPC class 357 ). Top assignees: Kabushiki Kaisha Topcon, Nippon Steel Corporation, Topcon Corporation. Active years: 1983-2025.


% Patents Active = 97.0

Average Co-Inventor Count = 1.4

ph-index = 14

Forward Citations = 638(Granted Patents)

Forward Citations (Not Self Cited) = 535(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hikari, JP (1983 - 1992)
  • Itami, JP (1990 - 1992)
  • Itabashi-ku, JP (2001 - 2012)
  • Tokyo, JP (1996 - 2022)

Company Filing History:


Years Active: 1983-2025

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Areas of Expertise:
Surveying Instrument
Laser Sensor
Optical Measuring Theodolite
Distance Measuring
Rotating Laser
Three-Dimensional Measurement
Light Wave Technology
Wireless Receiver
Position Information
Laser Projecting Apparatus
Measuring Device
High Strength Titanium Alloy
67 patents (USPTO):Explore Patents

Title: Inventor Mitsuo Ishii: Pioneering Innovations in Tokyo

Introduction: Mitsuo Ishii is a renowned inventor based in Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Mitsuo Ishii holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to innovation.

Career Highlights: With over two decades of experience in the industry, Mitsuo Ishii has led numerous research projects that have resulted in cutting-edge inventions, earning him recognition as a leading figure in the Japanese innovation landscape.

Collaborations: Throughout his career, Mitsuo Ishii has collaborated with top research institutions, universities, and tech companies in Japan, fostering a culture of knowledge exchange and pushing the boundaries of technological advancement.

Conclusion: Mitsuo Ishii's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazing inventor in Tokyo, inspiring the next generation of innovators to push the limits of what is possible in the world of technology.

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