Assignee
SHACHIHATA INC
JP·70 granted patents·5 pending applications·475 citations·filing 1995–2023
Top patents by PatentIndex Score
75 records- 0189USD399245SStamperSHACHIHATA INC·Filed 1997·Granted Oct 6, 1998·35 cites·1 claims
- 0283USD411109SCombined packaging container and capSHACHIHATA INC·Filed 1998·Granted Jun 15, 1999·34 cites·1 claims
- 0381USD378597SStamperSHACHIHATA INC·Filed 1995·Granted Mar 25, 1997·24 cites·1 claims
- 0479USD950614SLaser beam machineSHACHIHATA INC·Filed 2020·Granted May 3, 2022·7 cites·1 claims
- 0576USD447174SFelt penSHACHIHATA INC·Filed 2000·Granted Aug 28, 2001·28 cites·1 claims
- 0674USD379368SStamperSHACHIHATA INC·Filed 1996·Granted May 20, 1997·18 cites·1 claims
- 0773USD417232SCombined stamper and capSHACHIHATA INC·Filed 1997·Granted Nov 30, 1999·17 cites·1 claims
- 0871USD569718SClip attachmentSHACHIHATA INC·Filed 2006·Granted May 27, 2008·18 cites·1 claims
- 0971USD385905SStamperSHACHIHATA INC·Filed 1996·Granted Nov 4, 1997·16 cites·1 claims
- 1069USD497936SStampSHACHIHATA INC·Filed 2003·Granted Nov 2, 2004·15 cites·1 claims
- 1166US10183480B2Seal surface carving apparatusSHACHIHATA INC·Filed 2017·Granted Jan 22, 2019·1 cites·4 claims
- 1266USD389862SFelt penSHACHIHATA INC·Filed 1997·Granted Jan 27, 1998·21 cites·1 claims
- 1366US2023384230A1Kit for making electron donor visible and method for making electron donor visibleSHACHIHATA INC·Filed 2023·Application pending·0 cites
- 1465USD441009SChangeable character stampSHACHIHATA INC·Filed 1998·Granted Apr 24, 2001·13 cites·1 claims
- 1564USD412181SCombined stamper and capSHACHIHATA INC·Filed 1997·Granted Jul 20, 1999·12 cites·1 claims
- 1662USD446805SChangeable character stampSHACHIHATA INC·Filed 2000·Granted Aug 21, 2001·15 cites·1 claims
- 1762USD379367SStamperSHACHIHATA INC·Filed 1996·Granted May 20, 1997·11 cites·1 claims
- 1861US7954427B2Rotary stamp with master stampSHACHIHATA INC·Filed 2008·Granted Jun 7, 2011·3 cites·11 claims
- 1959USD507593SStampSHACHIHATA INC·Filed 2004·Granted Jul 19, 2005·10 cites·1 claims
- 2058USD746345SStamp molding machineSHACHIHATA INC·Filed 2014·Granted Dec 29, 2015·9 cites·1 claims
- 2157US9993972B2Seal carving apparatus and seal carving methodSHACHIHATA INC·Filed 2017·Granted Jun 12, 2018·0 cites·6 claims
- 2256USD585932SStampSHACHIHATA INC·Filed 2007·Granted Feb 3, 2009·9 cites·1 claims
- 2355US7954428B2Endless print belt for rotary stampSHACHIHATA INC·Filed 2008·Granted Jun 7, 2011·1 cites·5 claims
- 2455USD508521SStampSHACHIHATA INC·Filed 2004·Granted Aug 16, 2005·8 cites·1 claims
- 2555USD506775SStampSHACHIHATA INC·Filed 2003·Granted Jun 28, 2005·8 cites·1 claims
- 2654USD1030860SStampSHACHIHATA INC·Filed 2021·Granted Jun 11, 2024·1 cites·1 claims
- 2754USD399868SCasing for stampersSHACHIHATA INC·Filed 1996·Granted Oct 20, 1998·8 cites·1 claims
- 2854US2014217635A1Porous synthetic resin molded part and method of producing the sameSHACHIHATA INC·Filed 2014·Application pending·0 cites
- 2953US9878491B2Seal carving apparatus and seal carving methodSHACHIHATA INC·Filed 2015·Granted Jan 30, 2018·0 cites·4 claims
- 3052USD580976SMarking penSHACHIHATA INC·Filed 2007·Granted Nov 18, 2008·8 cites·1 claims
- 3152USD508072SStampSHACHIHATA INC·Filed 2004·Granted Aug 2, 2005·7 cites·1 claims
- 3252USD378828SStamperSHACHIHATA INC·Filed 1996·Granted Apr 15, 1997·7 cites·1 claims
- 3351USD902680SScissorsSHACHIHATA INC·Filed 2018·Granted Nov 24, 2020·7 cites·1 claims
- 3451USD502498SCap for a hand stampSHACHIHATA INC·Filed 2003·Granted Mar 1, 2005·7 cites·1 claims
- 3549USD508257SStampSHACHIHATA INC·Filed 2004·Granted Aug 9, 2005·6 cites·1 claims
- 3649USD507294SStampSHACHIHATA INC·Filed 2004·Granted Jul 12, 2005·6 cites·1 claims
- 3749USD377500SStamperSHACHIHATA INC·Filed 1996·Granted Jan 21, 1997·6 cites·1 claims
- 3848USD802655SStampSHACHIHATA INC·Filed 2016·Granted Nov 14, 2017·4 cites·1 claims
- 3948USD595340SStampSHACHIHATA INC·Filed 2008·Granted Jun 30, 2009·6 cites·1 claims
- 4047US10029396B2Seal carving apparatus and thermal carving machineSHACHIHATA INC·Filed 2015·Granted Jul 24, 2018·0 cites·20 claims
- 4147US9266369B2Invertible ink stamp having an ink tank and ink absorber memberSHACHIHATA INC·Filed 2013·Granted Feb 23, 2016·0 cites·20 claims
- 4247USD620973SStampSHACHIHATA INC·Filed 2009·Granted Aug 3, 2010·5 cites·1 claims
- 4347US2014230671A1Self-inking stampSHACHIHATA INC·Filed 2014·Application pending·0 cites
- 4446US12558772B2Marking deviceSHACHIHATA INC·Filed 2023·Granted Feb 24, 2026·0 cites·4 claims
- 4546US9545806B2Self-inking stampSHACHIHATA INC·Filed 2016·Granted Jan 17, 2017·0 cites·5 claims
- 4646USD615121SStamp padSHACHIHATA INC·Filed 2008·Granted May 4, 2010·5 cites·1 claims
- 4745US9707786B2Self-inking stamp and production method thereforSHACHIHATA INC·Filed 2014·Granted Jul 18, 2017·0 cites·20 claims
- 4845US9517648B2Porous stamp assembly, and manufacturing method and apparatus of the sameSHACHIHATA INC·Filed 2013·Granted Dec 13, 2016·0 cites·9 claims
- 4945USD452261SChangeable character stampSHACHIHATA INC·Filed 1999·Granted Dec 18, 2001·5 cites·1 claims
- 5044USD802656SStampSHACHIHATA INC·Filed 2016·Granted Nov 14, 2017·3 cites·1 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →