Inventor · disambiguated record
Hajime Tsujikawa
Also filed as: TSUJIKAWA HAJIME
7 granted patents·733 citations·filing 1988–2009
89Inventor score
Top patents by PatentIndex Score
7 records- 0195US5236447AArtificial tubular organNISSHO KK·Filed 1991·Granted Aug 17, 1993·521 cites·22 claims
- 0283USD639421SPourer for medical containerNIPRO CORP·Filed 2009·Granted Jun 7, 2011·33 cites·1 claims
- 0362US6245029B1Stylet and connector thereforNISSHO KK·Filed 1997·Granted Jun 12, 2001·57 cites·8 claims
- 0444US5178610ALiquid infusion deviceNISSHO KK·Filed 1991·Granted Jan 12, 1993·44 cites·6 claims
- 0543US4909790ALiquid infusion deviceNISSHO KK·Filed 1988·Granted Mar 20, 1990·36 cites·13 claims
- 0635US5304153AApparatus and system for the self-dosing of a liquid medicineNISSHO KK·Filed 1992·Granted Apr 19, 1994·26 cites·2 claims
- 0732US6193699B1Medical tubeNISSHO KK·Filed 1994·Granted Feb 27, 2001·16 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →