Inventor · disambiguated record
Ikuko Yamada
Also filed as: YAMADA IKUKO
5 granted patents·233 citations·filing 1995–1999
84Inventor score
Top patents by PatentIndex Score
5 records- 0196US6231652B1Aqueous ink compositions and ink-jet printing method using the sameRICOH KK·Filed 1999·Granted May 15, 2001·89 cites·10 claims
- 0295US5972082AAqueous ink composition and ink-jet printing method using the sameRICOH KK·Filed 1997·Granted Oct 26, 1999·93 cites·5 claims
- 0379US5700614Acyclopentadiene derivative compounds and electrophotographic photoconductor comprising one cyclopentadiene derivative compoundRICOH KK·Filed 1995·Granted Dec 23, 1997·21 cites·12 claims
- 0471US5750762ACyclopentadiene derivative compounds and electrophotographic photoconductor comprising one cyclopentadiene derivative compoundRICOH KK·Filed 1996·Granted May 12, 1998·13 cites·6 claims
- 0530US6013064AMulti-layer sanitary napkinASBE CO LTD·Filed 1998·Granted Jan 11, 2000·17 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →