Assignee
IANA E CHARLES
US·3 granted patents·229 citations·filing 1990–1991
Top patents by PatentIndex Score
3 records- 0189US5167819ACanteen having a removably mounted filter deviceIANA E CHARLES·Filed 1990·Granted Dec 1, 1992·99 cites·12 claims
- 0287US5122272ADrinking water supply container having a removably mounted filter deviceIANA E CHARLES·Filed 1990·Granted Jun 16, 1992·110 cites·2 claims
- 0351US5156737AOrally operable, portable, water filtration deviceIANA E CHARLES·Filed 1991·Granted Oct 20, 1992·20 cites·12 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →