Inventor · disambiguated record

Charles P. Chirdon

Also filed as: CHIRDON CHARLES P

2 granted patents·35 citations·filing 1985–1987

59Inventor score

Technology areasB29C F15B

Files withESSEF CORP2

Top patents by PatentIndex Score

2 records

0176US4637435AAntiseal arrangement for hydropneumatic pressure tanksESSEF CORP·Filed 1985·Granted Jan 20, 1987·32 cites·5 claims
0219US4778369AApparatus for changing vertical-axis extrusion diesESSEF CORP·Filed 1987·Granted Oct 18, 1988·3 cites·12 claims

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Charles P. Chirdon — Patent Inventor | PatentIndex