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Oklahoma City, OK, United States of America

Roy C Rowland

USPTO Granted Patents = 3

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 134(Granted Patents)

Location History:

Oklahoma City, OK (US) (1987 - 1989)
Edmond, OK (US) (1990)

Company Filing History:

3 out of 832,812

Other

patents

Years Active: 1987-1990

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4918757 - Hearing aid headband support (1990-04-24),

2. 4881616 - Hearing aid retention apparatus (1989-11-21),

3. 4702345 - Hearing aid retention device (1987-10-27),

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