Assignee
HORI JIRO
JP·4 granted patents·86 citations·filing 1976–1992
Top patents by PatentIndex Score
4 records- 0180US4973180APen with slide plug and valveHORI JIRO·Filed 1989·Granted Nov 27, 1990·39 cites·4 claims
- 0265US4139313AWriting element for use in ball point penHORI JIRO·Filed 1976·Granted Feb 13, 1979·17 cites·12 claims
- 0346US5249875AMarker with pump and followerHORI JIRO·Filed 1991·Granted Oct 5, 1993·18 cites·4 claims
- 0445US5332326AWriting instrumentHORI JIRO·Filed 1992·Granted Jul 26, 1994·12 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →