Inventor · disambiguated record
Shingo Tachizawa
Also filed as: SUGIYAMA TAKEO · TACHIZAWA SHINGO
4 granted patents·26 citations·filing 1989–1998
72Inventor score
Technology areasB41M
Files withMITSUBISHI PAPER MILLS LTD4
Top patents by PatentIndex Score
4 records- 0158US6004899AReversible heat-sensitive recording materialMITSUBISHI PAPER MILLS LTD·Filed 1998·Granted Dec 21, 1999·15 cites·17 claims
- 0256US5407892ACarbonless copying paperMITSUBISHI PAPER MILLS LTD·Filed 1993·Granted Apr 18, 1995·8 cites·16 claims
- 0342US5288687ACarbonless copying paperMITSUBISHI PAPER MILLS LTD·Filed 1991·Granted Feb 22, 1994·3 cites·3 claims
- 0428US4927971ADesensitizer compositionMITSUBISHI PAPER MILLS LTD·Filed 1989·Granted May 22, 1990·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →