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For the Inventor, By the Inventor

Hitachi, Japan

Masayoshi Naito

USPTO Granted Patents = 11

Average Co-Inventor Count = 3.7

ph-index = 7

Forward Citations = 115(Granted Patents)


Location History:

  • Ibaraki, JP (1983)
  • Katsuta, JP (1983 - 1986)
  • Hitachi, JP (1978 - 1987)
  • Kodaira, JP (1992)
  • Kawagoe, JP (1996 - 1998)

Company Filing History:

goldMedal11 out of 42,496 
 
Hitachi, Ltd.
 patents

Years Active: 1978-1998

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11 patents (USPTO):Explore Patents
1. 5841946 - Chaotic character evaluating apparatus and method of the same and (1998-11-24),
2. 5510976 - Control system (1996-04-23),
3. 5107307 - Semiconductor device for control of light (1992-04-21),
4. 4682199 - High voltage thyristor with optimized doping, thickness, and sheet (1987-07-21),
5. 4604535 - FET-bipolar switching device and circuit (1986-08-05),
6. 4542398 - Semiconductor devices of multi-emitter type (1985-09-17),
7. 4404580 - Light activated semiconductor device (1983-09-13),
8. 4388635 - High breakdown voltage semiconductor device (1983-06-14),
9. 4223328 - Field controlled thyristor with dual resistivity field layer (1980-09-16),
10. 4219832 - Thyristor having low on-state voltage with low areal doping emitter (1980-08-26),
11. 4107731 - Silicon doped with cadmium to reduce lifetime (1978-08-15),

Title: Innovations of Masayoshi Naito

Introduction

Masayoshi Naito is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of chaotic systems and control technologies. With a total of 11 patents to his name, Naito's work has advanced the understanding and application of chaos theory in practical systems.

Latest Patents

Naito's latest patents include a chaotic character evaluating apparatus and method. This innovative apparatus features a processor that predicts future variations in sequential data and assesses the accuracy of these predictions. It also includes a mechanism for predicting variations in reverse and comparing the accuracy of both predictions. The apparatus determines whether the variations are due to chaos or noise, providing a clearer understanding of the underlying data dynamics. Additionally, he has developed a control system aimed at stabilizing chaotic states into desired periodic states. This system enhances the effectiveness of the SOGY algorithm by allowing for the selection of specific regions on a chaotic attractor as targets.

Career Highlights

Naito has had a distinguished career at Hitachi, Ltd., where he has been instrumental in developing advanced control systems. His work has not only contributed to theoretical advancements but has also led to practical applications in various industries. His innovative approaches have garnered attention and respect within the scientific community.

Collaborations

Throughout his career, Naito has collaborated with notable colleagues, including Tsutomu Yatsuo and Masahiro Okamura. These collaborations have further enriched his research and development efforts, leading to groundbreaking innovations in chaotic systems.

Conclusion

Masayoshi Naito's contributions to the field of chaos theory and control systems have established him as a leading inventor in his domain. His innovative patents and collaborative efforts continue to influence advancements in technology and science.

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