Assignee
SAILOR PEN CO LTD
JP·14 granted patents·209 citations·filing 1974–1999
Top patents by PatentIndex Score
14 records- 0168US6056463AAqueous ballpoint pen refill and process for producing the sameSAILOR PEN CO LTD·Filed 1999·Granted May 2, 2000·24 cites·3 claims
- 0262US6499363B1Tip for pipette and pipette with the sameSAILOR PEN CO LTD·Filed 1999·Granted Dec 31, 2002·67 cites·9 claims
- 0357US3947137ASocket for a ball point penSAILOR PEN CO LTD·Filed 1974·Granted Mar 30, 1976·13 cites·6 claims
- 0454US3945735ASocket for holding the writing ball of a ball point penSAILOR PEN CO LTD·Filed 1974·Granted Mar 23, 1976·16 cites·25 claims
- 0553US5277510AApplicator with spring biased ballSAILOR PEN CO LTD·Filed 1992·Granted Jan 11, 1994·20 cites·6 claims
- 0643US5462379AApplicator having cap which pressurizes and seals inner spaceSAILOR PEN CO LTD·Filed 1994·Granted Oct 31, 1995·12 cites·6 claims
- 0743US5421664AFluid applicator with fluid tank pressurization deviceSAILOR PEN CO LTD·Filed 1994·Granted Jun 6, 1995·10 cites·13 claims
- 0839US5362169AApplicator having cap which pressurizes inner spaceSAILOR PEN CO LTD·Filed 1993·Granted Nov 8, 1994·10 cites·3 claims
- 0938US4408973AInjection molding machineSAILOR PEN CO LTD·Filed 1982·Granted Oct 11, 1983·7 cites·4 claims
- 1033US6021680APipetteSAILOR PEN CO LTD·Filed 1997·Granted Feb 8, 2000·14 cites·5 claims
- 1125US4547947AMethod for producing a nondirectional penSAILOR PEN CO LTD·Filed 1984·Granted Oct 22, 1985·6 cites·2 claims
- 1223US5542771AApplicator having cap which pressurizes and seals inner spaceSAILOR PEN CO LTD·Filed 1994·Granted Aug 6, 1996·3 cites·5 claims
- 1323US4547946AMethod for producing a nondirectional penSAILOR PEN CO LTD·Filed 1984·Granted Oct 22, 1985·4 cites·7 claims
- 1415US4976560AMechanical pencil with a plastic chuckSAILOR PEN CO LTD·Filed 1988·Granted Dec 11, 1990·3 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →