Hiroshi Kajioka

About

Hiroshi Kajioka is a pioneering figure in the development and commercialization of fiber optic gyroscopes (FOGs), with a career dedicated to transitioning this precision rotation-sensing technology from laboratory research into robust industrial and consumer products. His key research areas encompass the design, fabrication, and productization of open-loop FOGs, with a particular focus on achieving high performance through all polarization-maintaining (PM) fiber components and a minimum reciprocal configuration. Kajioka’s major contribution lies in demonstrating that FOGs could be reliably manufactured for demanding real-world applications, including car navigation systems, self-guided robots, bore-hole route surveying, and geodesic compasses. His seminal 1992 invited paper, which has garnered 10 citations, served as a foundational reference for the field, outlining the practical engineering challenges and solutions for mass-producing these sensors. A subsequent 1995 work further detailed the expansion of FOGs into consumer markets. By proving the viability of FOGs beyond military and aerospace niches, Kajioka’s work at Hitachi directly enabled the widespread adoption of this technology, cementing his legacy as a key architect of modern inertial navigation systems.

Research Focus

Key Achievements

Top Papers

1. 1
   <title>Fiber optic gyro productization at Hitachi (Invited Paper)</title>

   10 citations · 1992
2. 2
   <title>Development of fiber optic gyroscopes for industrial and consumer applications</title>

   2 citations · 1995

Key Collaborators

Contact & Links