Inventor · disambiguated record
Takao Fukazawa
Also filed as: FUKAZAWA TAKAO · ISAYAMA TAKURO
10 granted patents·431 citations·filing 1976–1986
92Inventor score
Files withRICOH KK10
Top patents by PatentIndex Score
10 records- 0198US4045802AInk ejection printing apparatus comprising automatically actuated ejection orifice capRICOH KK·Filed 1976·Granted Aug 30, 1977·129 cites·15 claims
- 0294US4595948AMulticolor ink jet recording apparatus having means for preventing blurring of inkRICOH KK·Filed 1983·Granted Jun 17, 1986·84 cites·8 claims
- 0390US4604631AControl system and method for charge control ink jet printerRICOH KK·Filed 1984·Granted Aug 5, 1986·47 cites·11 claims
- 0488US4183029AInk filter clogging sensor and indicatorRICOH KK·Filed 1978·Granted Jan 8, 1980·45 cites·10 claims
- 0586US4245224ADrive circuit for ink jet discharging headRICOH KK·Filed 1978·Granted Jan 13, 1981·34 cites·2 claims
- 0684US4598299ADeflection control ink jet printing apparatusRICOH KK·Filed 1983·Granted Jul 1, 1986·32 cites·11 claims
- 0777US4642653AMulti-tone recording method for ink jet printerRICOH KK·Filed 1986·Granted Feb 10, 1987·32 cites·3 claims
- 0867US4437101AInk jet printing apparatusRICOH KK·Filed 1982·Granted Mar 13, 1984·14 cites·32 claims
- 0959US4430658AApparatus for detecting deflection of a charged ink droplet.RICOH KK·Filed 1982·Granted Feb 7, 1984·10 cites·5 claims
- 1044US4271366AAnalog signal delay circuitRICOH KK·Filed 1979·Granted Jun 2, 1981·4 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Takao Fukazawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →