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For the Inventor, By the Inventor

Boston, MA, United States of America

Pioneer Metals and Technology, Inc.


USPTO Granted Patents = 2

Forward Citations = 1

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1 inventor (with patents filed for the assignee):

goldMedal John E Keem (2 out of 27 patents)


2 patents:

1. 7195661 - Magnetic material (2007-03-27),
2. 6524399 - Magnetic material (2003-02-25),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#526 in Boston, MA

#4,822 in Massachusetts

#92,637 in US

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Boston, MA, United States of America

Pioneer Metals and Technology, Inc.

Forward Citations = 1

1 inventor:

goldMedal John E Keem (2 out of 27 patents)

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