Inventor · disambiguated record
Frederick P. Edgar
Also filed as: EDGAR FREDERICK P
3 granted patents·115 citations·filing 2000–2009
75Inventor score
Top patents by PatentIndex Score
3 records- 0189US8214920B1Hard hat adapter for a welding helmetEDGAR FREDERICK P·Filed 2009·Granted Jul 10, 2012·62 cites·15 claims
- 0267USD443394SSafety helmetOPTICAL ENGINEERING COMPANY LL·Filed 2000·Granted Jun 5, 2001·17 cites·1 claims
- 0365US6557174B2Replaceable, self-contained expanded viewing light shield cartridge for welding helmetOPTICAL ENGINEERING COMPANY LL·Filed 2001·Granted May 6, 2003·36 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →