Inventor · disambiguated record
Hiroyuki Akahori
Also filed as: AKAHORI HIROYUKI
10 granted patents·98 citations·filing 1981–1992
89Inventor score
Files withMITSUI TOATSU CHEMICALS10
Top patents by PatentIndex Score
10 records- 0178US4931420ATemperature history indicator and its manufacturing methodMITSUI TOATSU CHEMICALS·Filed 1987·Granted Jun 5, 1990·37 cites·17 claims
- 0275US4398753APressure sensitive recording unitMITSUI TOATSU CHEMICALS·Filed 1981·Granted Aug 16, 1983·16 cites·12 claims
- 0368US5235104AHydrazones and electrophotographic photoreceptors comprising themMITSUI TOATSU CHEMICALS·Filed 1992·Granted Aug 10, 1993·9 cites·10 claims
- 0464US5132190AHydrozones and electrophotographic photoreceptors comprising themMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jul 21, 1992·8 cites·12 claims
- 0554US4997874AAqueous suspension and preparation method thereofMITSUI TOATSU CHEMICALS·Filed 1988·Granted Mar 5, 1991·7 cites·11 claims
- 0653US4480002ADyestuff-containing microscopic capsule suspension for record materialsMITSUI TOATSU CHEMICALS·Filed 1981·Granted Oct 30, 1984·7 cites·3 claims
- 0751US4632987AProcess for the preparation of triarylmethane compoundsMITSUI TOATSU CHEMICALS·Filed 1983·Granted Dec 30, 1986·4 cites·6 claims
- 0849US4735744ANovel benzoquinone derivatives and production process thereof as well as use as color-developers suitable for recording materialsMITSUI TOATSU CHEMICALS·Filed 1985·Granted Apr 5, 1988·5 cites·5 claims
- 0938US4384871ADyestuff-containing microscopic capsule dispersion for record materialsMITSUI TOATSU CHEMICALS·Filed 1982·Granted May 24, 1983·3 cites·10 claims
- 1035US4561000AHeat-sensitive recording unitMITSUI TOATSU CHEMICALS·Filed 1983·Granted Dec 24, 1985·2 cites·10 claims
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