Inventor · disambiguated record
Akio Ejima
Also filed as: EJIMA AKIO
13 granted patents·238 citations·filing 1985–2000
93Inventor score
Files withDAIICHI SEIYAKU CO13
Top patents by PatentIndex Score
13 records- 0192US5834476AHexa-cyclic compoundDAIICHI SEIYAKU CO·Filed 1997·Granted Nov 10, 1998·50 cites·15 claims
- 0291US4939255AHexa-cyclic camptothecin derivativesDAIICHI SEIYAKU CO·Filed 1988·Granted Jul 3, 1990·35 cites·3 claims
- 0390US4778891ACertain pyrano (3,4-f)-indolizine derivativesDAIICHI SEIYAKU CO·Filed 1986·Granted Oct 18, 1988·33 cites·3 claims
- 0488US5061795AHexa-cyclic compoundDAIICHI SEIYAKU CO·Filed 1989·Granted Oct 29, 1991·25 cites·14 claims
- 0583US6169086B1Pyrazole derivativesDAIICHI SEIYAKU CO·Filed 1999·Granted Jan 2, 2001·29 cites·7 claims
- 0675US5658920ASubstituted 1H,12H-benz-[DE]pyrano[3',4':6,7] indolizino[1,2-B]quinoline-10,13(9H,15H)-dione compoundDAIICHI SEIYAKU CO·Filed 1995·Granted Aug 19, 1997·13 cites·3 claims
- 0772US5637770AHexa-cyclic compoundDAIICHI SEIYAKU CO·Filed 1995·Granted Jun 10, 1997·12 cites·29 claims
- 0867US6552018B1Pyrazole derivativesDAIICHI SEIYAKU CO·Filed 2000·Granted Apr 22, 2003·3 cites·6 claims
- 0962US6407115B1Hexa-cyclic compoundDAIICHI SEIYAKU CO·Filed 1995·Granted Jun 18, 2002·10 cites·16 claims
- 1059US5770605AMethod for treating leukemia with a hexa-cyclic compoundDAIICHI SEIYAKU CO·Filed 1997·Granted Jun 23, 1998·5 cites·1 claims
- 1155US5852019APyrimidinylpyrazole derivativesDAIICHI SEIYAKU CO·Filed 1995·Granted Dec 22, 1998·18 cites·11 claims
- 1240US6573377B1Pyrazole derivatives and salts thereofDAIICHI SEIYAKU CO·Filed 1999·Granted Jun 3, 2003·5 cites·35 claims
- 1326US4833242ACephalosporin derivatives and salts thereofDAIICHI SEIYAKU CO·Filed 1985·Granted May 23, 1989·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →