Individual holder
OSTENDORF PHILIP J
US·3 granted patents·24 citations·filing 1989–1992
Individually held — no corporate assignee on record.
Technology mixG10D3
Top patents by PatentIndex Score
3 records- 0151US4885971AMusical wind instrumentOSTENDORF PHILIP J·Filed 1989·Granted Dec 12, 1989·14 cites·17 claims
- 0232US5133238AMusical wind instrumentOSTENDORF PHILIP J·Filed 1990·Granted Jul 28, 1992·8 cites·15 claims
- 0323US5351593AMusical wind instrument with inner horn assemblyOSTENDORF PHILIP J·Filed 1992·Granted Oct 4, 1994·2 cites·25 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →