Yokohama, Japan

Masakatsu Saitoh

This inventor holds 10 USPTO granted patents and 1 EPO patent. Top assignees: Hitachi Metals, Ltd., Hitachi, Ltd.. Active years: 1989-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakatsu Saitoh. Retrieved from https://idiyas.com/inventor/masakatsu-saitoh

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 20.0


Average Co-Inventor Count = 2.6

ph-index = 6

Forward Citations = 133(Granted Patents)


Location History:

  • Yokohama, JP (1989 - 2009)
  • Mohka, JP (2013)

Company Filing History:


Years Active: 1989-2013

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10 patents (USPTO):Explore Patents

Title: Inventor Masakatsu Saitoh: Pioneer in Acceleration Sensor Technology

Introduction

Masakatsu Saitoh, an innovative inventor based in Yokohama, Japan, has made significant contributions to the field of sensor technology. With a remarkable total of 10 patents to his name, Saitoh's latest inventions are redefining how acceleration sensors operate and perform under challenging conditions.

Latest Patents

Among his recent patents, Saitoh has developed a groundbreaking acceleration sensor that features a support frame, a weight suspended within the frame by flexible beams, and semiconductor piezoresistance elements placed on these beams. This advanced acceleration sensor detects changes in resistance within the piezoresistance elements, enabling the precise measurement of acceleration.

Saitoh’s innovation doesn't stop there; he has also created an impact-resistant acceleration sensor. This design ensures that the weight bottom surface of the sensor element does not make direct contact with the ceramic, glass, or silicon inner bottom plate of the protection case. This innovative feature effectively eliminates the risk of chipping at the edges and corners, even when the sensor is subjected to excessive acceleration or impact. The sensor includes an impact buffer material, either in metal or resin, strategically placed on the weight bottom surface or the protection case's inner bottom plate to enhance durability.

Career Highlights

Masakatsu Saitoh has had a distinguished career, serving at well-known companies such as Hitachi Metals, Ltd. and Hitachi, Ltd. His expertise and inventive spirit have positioned him as a leader in developing advanced sensor technologies that prioritize precision and reliability.

Collaborations

Throughout his career, Saitoh has had the opportunity to work alongside distinguished coworkers, including Shinji Furuichi and Hiroyuki Hatano. These collaborations have enabled the exchange of innovative ideas and the development of groundbreaking technologies that push the boundaries of sensor design.

Conclusion

In conclusion, Masakatsu Saitoh stands out as a visionary inventor within the realm of acceleration sensors. With his impressive portfolio of patents and a history of collaboration with leading industry professionals, Saitoh continues to make impactful strides in technology. His contributions not only enhance the functionality of acceleration sensors but also pave the way for future innovations in sensor technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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