Inventor · disambiguated record
Rolf Martens
Also filed as: MARTENS ROLF
5 granted patents·39 citations·filing 1973–1997
78Inventor score
Top patents by PatentIndex Score
5 records- 0157US4282536AProcess and apparatus for automatic drafting devicesKOH I NOOR RAPIDOGRAPH·Filed 1980·Granted Aug 4, 1981·16 cites·6 claims
- 0246US6059402AConfiguration for ink supply and ink disposal for an ink printing headFRANCOTYP POSTALIA A G & CO·Filed 1997·Granted May 9, 2000·12 cites·7 claims
- 0335US4552483ADevice for covering an oblong opening in a housingKOH I NOOR RAPIDOGRAPH·Filed 1984·Granted Nov 12, 1985·5 cites·4 claims
- 0434US4489333ADevice for exchanging objects in particular writing instrumentsKOH I NOOR RAPIDOGRAPH·Filed 1983·Granted Dec 18, 1984·5 cites·14 claims
- 0520US3949971APump constructionGAFFAL KARL·Filed 1973·Granted Apr 13, 1976·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →