Inventor · disambiguated record
Shouji Anzai
Also filed as: ANZAI SHOUJI
7 granted patents·76 citations·filing 1994–1999
85Inventor score
Technology areasB43K
Top patents by PatentIndex Score
7 records- 0167US5713680ACombined writing toolCROWN FANCY GOODS CO LTD·Filed 1995·Granted Feb 3, 1998·26 cites·14 claims
- 0262US5988913ADouble-chuck mechanical pencilKOTOBUKI & CO LTD·Filed 1997·Granted Nov 23, 1999·12 cites·6 claims
- 0361US6517272B1Double-chuck mechanical pencilKOTOBUKI & CO LTD·Filed 1999·Granted Feb 11, 2003·11 cites·4 claims
- 0446US5462376AMechanical pencil with improved slider mechanismKOTOBUKI & CO LTD·Filed 1994·Granted Oct 31, 1995·11 cites·5 claims
- 0545US5947620ADouble-chuck mechanical pencilKOTOBUKI & CO LTD·Filed 1995·Granted Sep 7, 1999·8 cites·4 claims
- 0640US6517271B1Double-chuck mechanical pencilKOTOBUKI & CO LTD·Filed 1999·Granted Feb 11, 2003·4 cites·3 claims
- 0735US5890827ABar extruding implement with ejectorKOTOBUKI & CO LTD·Filed 1995·Granted Apr 6, 1999·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →