Assignee
THE SAILOR PEN CO LTD
JP·4 granted patents·33 citations·filing 1981–2024
Technology mixB43K1
Top patents by PatentIndex Score
4 records- 0171USD272363SCombined decoration stamp and capTHE SAILOR PEN CO LTD·Filed 1981·Granted Jan 24, 1984·17 cites·1 claims
- 0259USD281512SNib for a fountain penTHE SAILOR PEN CO LTD·Filed 1983·Granted Nov 26, 1985·13 cites·1 claims
- 0345US12285967B2Writing instrument and pen tip partTHE SAILOR PEN CO LTD·Filed 2024·Granted Apr 29, 2025·0 cites·4 claims
- 0434USD272364SCombined decoration stamp and capTHE SAILOR PEN CO LTD·Filed 1981·Granted Jan 24, 1984·3 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →