Inventor · disambiguated record
Masumi Ishiwatari
Also filed as: ISHIWATARI MASUMI
11 granted patents·292 citations·filing 1978–2007
91Inventor score
Files withCANON KK10
Top patents by PatentIndex Score
11 records- 0197US4261042AKey signal entering device for thin electronic apparatusCANON KK·Filed 1979·Granted Apr 7, 1981·92 cites·16 claims
- 0296US4186436ABooster circuitCANON KK·Filed 1978·Granted Jan 29, 1980·88 cites·6 claims
- 0392US4295712ALiquid crystal display deviceCANON KK·Filed 1979·Granted Oct 20, 1981·63 cites·3 claims
- 0474US7177633B2Remote control system, remote control apparatus, remote control method, program for implementing the method, and electronic apparatusCANON KK·Filed 2004·Granted Feb 13, 2007·17 cites·11 claims
- 0572USD269356SDesk top electronic calculatorCANON KK·Filed 1981·Granted Jun 14, 1983·12 cites·1 claims
- 0656US7822409B2Remote control system, remote control apparatus, remote control method, program for implementing the method, and electronic apparatusCANON KK·Filed 2007·Granted Oct 26, 2010·1 cites·9 claims
- 0754US7213119B2Inhibiting access to a portable storage deviceCANON KK·Filed 2003·Granted May 1, 2007·2 cites·4 claims
- 0850US7447835B2Determining the accessibility of a portable storage device using format and access right informationCANON KK·Filed 2006·Granted Nov 4, 2008·0 cites·12 claims
- 0940US5283820ASystem utilizing portable deviceCANON KK·Filed 1992·Granted Feb 1, 1994·7 cites·26 claims
- 1040US5239386ACommunication apparatus used with a card-like deviceCANON KK·Filed 1990·Granted Aug 24, 1993·7 cites·25 claims
- 1131US5602652APortable device settable in a host apparatus and combined system thereforFiled 1994·Granted Feb 11, 1997·3 cites·65 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →