For the Inventor, By the Inventor

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Technical Research and Development Institute, Japan Defense Agency

USPTO Granted Patents = 1

Forward Citations = 46

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6 inventors (with patents filed for the assignee):

Tadashi Wakatsuki (1 out of 3 patents)

Shunichi Bandoh (1 out of 13 patents)

Asao Kakinuma (1 out of 3 patents)

4. Yoshiyuki Niwa (1 out of 2 patents)

5. Masahiro Kashiwagi (1 out of 1 patent)

6. Masahiro Yasue (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 4676720 - Bearingless hub structure for rotary-wing aircrafts (1987-06-30),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#5,755 in Tokyo

#15,596 in Japan

Technical Research and Development Institute, Japan Defense Agency

Forward Citations = 46

6 inventors:

Tadashi Wakatsuki (1 out of 3 patents)

Shunichi Bandoh (1 out of 13 patents)

Asao Kakinuma (1 out of 3 patents)

4. Yoshiyuki Niwa (1 out of 2 patents)

5. Masahiro Kashiwagi (1 out of 1 patent)

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