Inventor · disambiguated record
Tsutomu Ishihara
Also filed as: ISHIHARA TSUTOMU
5 granted patents·4 pending applications·67 citations·filing 1984–2012
79Inventor score
Top patents by PatentIndex Score
9 records- 0182US5130582ADelay circuit which is free from temperature variation, power supply voltage variation and process variationTDK CORP·Filed 1990·Granted Jul 14, 1992·43 cites·16 claims
- 0273US9161986B2Nanoparticle containing prostaglandin I2 derivativeMIZUSHIMA TORU·Filed 2012·Granted Oct 20, 2015·5 cites·18 claims
- 0371US8916206B2Nanoparticles containing water-soluble non-peptide low-molecular weight drugISHIHARA TSUTOMU·Filed 2006·Granted Dec 23, 2014·3 cites·14 claims
- 0450US2006088598A1Intravenous composition, process for producing the same and preparation thereofLTT BIO PHARAMA CO LTD·Filed 2003·Application pending·0 cites
- 0544US2010129456A1Sustained-release nanoparticle containing low-molecular-weight drug with negatively charged groupLTT BIO PHARMA CO LTD·Filed 2008·Application pending·0 cites
- 0641US2007077286A1Drug-containing nanoparticle, process for producing the same and parenterally administered preparation from the nanoparticleISHIHARA TSUTOMU·Filed 2004·Application pending·0 cites
- 0738US4868411ASignal conversion circuitNEC CORP·Filed 1988·Granted Sep 19, 1989·9 cites·3 claims
- 0838US4611129ASignal conversion circuitNEC CORP·Filed 1984·Granted Sep 9, 1986·7 cites·14 claims
- 0938US2006233883A1Intravenous nanoparticles for targeting drug delivery and sustained drug releaseISHIHARA TSUTOMU·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →