Inventor · disambiguated record
Toshitaka Hirata
Also filed as: HIRATA TOSHITAKA
6 granted patents·157 citations·filing 1981–1992
85Inventor score
Top patents by PatentIndex Score
6 records- 0181US5359350AMethod of driving ink jet printing headRICOH KK·Filed 1992·Granted Oct 25, 1994·48 cites·6 claims
- 0278US4661822AInk jet printerRICOH KK·Filed 1986·Granted Apr 28, 1987·33 cites·9 claims
- 0376US5266965AMethod of driving ink jet type printing headRICOH KK·Filed 1992·Granted Nov 30, 1993·36 cites·16 claims
- 0467US5270740AInk jet headRICOH KK·Filed 1992·Granted Dec 14, 1993·23 cites·8 claims
- 0567US4437101AInk jet printing apparatusRICOH KK·Filed 1982·Granted Mar 13, 1984·14 cites·32 claims
- 0631US4369471AApparatus for and method of processing the image signalROCOH COMPANY LTD·Filed 1981·Granted Jan 18, 1983·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →