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Saint Paul, MN, United States of America

Richard B Castle

USPTO Granted Patents = 7

Average Co-Inventor Count = 1.2

ph-index = 6

Forward Citations = 417(Granted Patents)

Location History:

Saint Paul, MN (US) (1984 - 2000)
Keizer, OR (US) (2001)

Company Filing History:

Minnesota Mining and Manufacturing Company

1 out of 832,843

Other

patents

Years Active: 1984-2001

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6254981 - Fused glassy particulates obtained by flame fusion (2001-07-03),

2. 6045913 - At least partly fused particulates and methods of making them by flame (2000-04-04),

3. 5883029 - Compositions comprising fused particulates and methods of making them (1999-03-16),

4. 5641717 - Compositions comprising fused particulates and methods of making same (1997-06-24),

5. 5559170 - Compositions comprising fused particulates and methods of making them (1996-09-24),

6. 4493875 - Proppant for well fractures and method of making same (1985-01-15),

7. 4432172 - Breakaway timber support poles (1984-02-21),

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