For the Inventor, By the Inventor

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Erd Corporation

USPTO Granted Patents = 2

Trademarks = 1

Forward Citations = 10

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4 inventors (with patents filed for the assignee):

Michihiro Torii (1 out of 11 patents)

Yoshikazu Ikeda (1 out of 1 patent)

Masanao Okuda (1 out of 3 patents)

4. Vernon Evans (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 5435859 - Method of producing a rare earth bond magnet (1995-07-25),

2. 4346787 - Energy recovery device (1982-08-31),

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#604 in

#10,988 in Japan

Erd Corporation

Forward Citations = 10

4 inventors:

Michihiro Torii (1 out of 11 patents)

Yoshikazu Ikeda (1 out of 1 patent)

Masanao Okuda (1 out of 3 patents)

4. Vernon Evans (1 out of 1 patent)

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