Inventor · disambiguated record
John D. Charters
Also filed as: CHARTERS JOHN D · CHARTERS JOHN DUMERGUE
4 granted patents·73 citations·filing 1989–1996
77Inventor score
Top patents by PatentIndex Score
4 records- 0163US5083509ACompaction deviceMYERS HOLDING PTY LTD·Filed 1989·Granted Jan 28, 1992·20 cites·17 claims
- 0240US5916151AApparatus for dilating a body cavityFiled 1996·Granted Jun 29, 1999·45 cites·14 claims
- 0330USD317787SMathematical aidDAVIDSON WILLIAM A·Filed 1990·Granted Jun 25, 1991·3 cites·1 claims
- 0422US5103932ASecurity system for an environmentMYERS HOLDINGS PTY LTD·Filed 1989·Granted Apr 14, 1992·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →