Inventor · disambiguated record
Sachio Arai
Also filed as: ARAI SACHIO
12 granted patents·116 citations·filing 1995–2014
91Inventor score
Top patents by PatentIndex Score
12 records- 0192US8970560B2Writing instrumentKOTOBUKI & CO LTD·Filed 2013·Granted Mar 3, 2015·8 cites·20 claims
- 0285US5547301AWriting instrument with rotatable advancement and retractionKOTOBUKI & CO LTD·Filed 1995·Granted Aug 20, 1996·29 cites·20 claims
- 0379US7008131B2Composite holding deviceKOTOBUKI & CO LTD·Filed 2001·Granted Mar 7, 2006·17 cites·22 claims
- 0475US9862225B2Liquid applying toolKOTOBUKI & CO LTD·Filed 2014·Granted Jan 9, 2018·3 cites·7 claims
- 0566US7607203B2Clip ornament for a barrel, clip with an ornament and method for attaching an ornament to a clipKOTOBUKI & CO LTD·Filed 2006·Granted Oct 27, 2009·4 cites·5 claims
- 0666US6783292B2Double-chuck mechanical pencilKOTOBUKI & CO LTD·Filed 2002·Granted Aug 31, 2004·9 cites·1 claims
- 0753US6082917ADispenser for selectively extending and retracting a substantially stick-shaped object, and thread means for incorporation in the dispenserKOTOBUKI & CO LTD·Filed 1998·Granted Jul 4, 2000·11 cites·40 claims
- 0852US6155734ARotary stick projecting deviceKOTOBUKI PRINTING CO LTD·Filed 1999·Granted Dec 5, 2000·17 cites·3 claims
- 0951US5810496AWriting instrumentKOTOBUKI & CO LTD·Filed 1997·Granted Sep 22, 1998·8 cites·1 claims
- 1046US5961237AWriting instrumentKOTOBUKI & CO LTD·Filed 1998·Granted Oct 5, 1999·6 cites·2 claims
- 1136US6687959B2Clip attaching structureKOTOBUKI & CO LTD·Filed 2002·Granted Feb 10, 2004·0 cites·2 claims
- 1235US6126350AWriting utensilGILLETTE CO·Filed 1998·Granted Oct 3, 2000·4 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →