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Sun Valley, CA, United States of America

Charles Brittain

Average Co-Inventor Count = 2.10

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 34

Charles BrittainGilbert B Ross (7 patents)Charles BrittainJack D Brittain (1 patent)Charles BrittainCharles Brittain (7 patents)Gilbert B RossGilbert B Ross (16 patents)Jack D BrittainJack D Brittain (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (7 from 832,891 patents)


7 patents:

1. 5653271 - Oil and oil filter collection and recycle apparatus

2. 5647414 - Curbside oil and oil filter recycle and collection apparatus and method

3. 5349901 - Apparatus for the treatment of oil filters for low contaminant recycle

4. 5321877 - Method and apparatus for cutting oil-filter canisters

5. 5297332 - Oil filter disassembly and recycling apparatus

6. 5245739 - Oil filter disassembly method

7. 5182842 - Oil filter disassembly and recycling apparatus

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as of
12/31/2025
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