Assignee
PILOT PRECISION
JP·6 granted patents·158 citations·filing 1982–1996
Top patents by PatentIndex Score
6 records- 0193US5564850AInput pen with attached writing implementPILOT PRECISION·Filed 1995·Granted Oct 15, 1996·67 cites·8 claims
- 0263US5895895AInput penPILOT PRECISION·Filed 1996·Granted Apr 20, 1999·56 cites·21 claims
- 0353US5354141AMechanical pencil with shaking type lead-feeding mechanismPILOT PRECISION·Filed 1992·Granted Oct 11, 1994·16 cites·9 claims
- 0443US5171097AMechanical pencil with lead-feeding device operable by forward shakePILOT PRECISION·Filed 1992·Granted Dec 15, 1992·10 cites·9 claims
- 0538US4452544AMechanical pencil with automatic lead feedPILOT PRECISION·Filed 1982·Granted Jun 5, 1984·9 cites·4 claims
- 0630US4840508AMechanical pencil capable of automatically propelling successive lengths of leadPILOT PRECISION·Filed 1987·Granted Jun 20, 1989·0 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →