Breckenridge, MI, United States of America

Mark R Johnson


Average Co-Inventor Count = 1.1

ph-index = 4

Forward Citations = 75(Granted Patents)


Location History:

  • Midland, MI (US) (1982)
  • Breckenridge, MI (US) (1985 - 1987)
  • Grayslake, IL (US) (1989)

Company Filing History:


Years Active: 1982-1989

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7 patents (USPTO):Explore Patents
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