Inventor · disambiguated record
Keiji Ishizuka
Also filed as: ISHIZUKA KEIJI
13 granted patents·234 citations·filing 1986–2000
93Inventor score
Files withCANON KK13
Top patents by PatentIndex Score
13 records- 0178US6313767B1Decoding apparatus and methodCANON KK·Filed 2000·Granted Nov 6, 2001·25 cites·36 claims
- 0276US5514989ASemiconductor light emitting element driver circuitCANON KK·Filed 1993·Granted May 7, 1996·31 cites·11 claims
- 0373US5200639ASemiconductor device with isolating groove containing single crystalline aluminum wiringCANON KK·Filed 1991·Granted Apr 6, 1993·43 cites·10 claims
- 0465US5848194ACoding/decoding apparatus and coding/decoding methodCANON KK·Filed 1995·Granted Dec 8, 1998·31 cites·30 claims
- 0564US5262873AImage signal correcting in image data processing requiring only small memory capacityCANON KK·Filed 1991·Granted Nov 16, 1993·23 cites·8 claims
- 0657US5410247ACircuit device having a test function for checking circuit operationCANON KK·Filed 1993·Granted Apr 25, 1995·18 cites·11 claims
- 0750US6026197ACoding method and apparatus thereforCANON KK·Filed 1996·Granted Feb 15, 2000·13 cites·14 claims
- 0847US5655032ACoding method and apparatus thereforCANON KK·Filed 1995·Granted Aug 5, 1997·14 cites·9 claims
- 0947US5364802AMethod of making a semiconductor device with buried electrodeCANON KK·Filed 1993·Granted Nov 15, 1994·14 cites·3 claims
- 1041US5784497AArithmetic encoding with carry over processingCANON KK·Filed 1996·Granted Jul 21, 1998·9 cites·16 claims
- 1137US5665630ADevice separation structure and semiconductor device improved in wiring structureCANON KK·Filed 1994·Granted Sep 9, 1997·7 cites·6 claims
- 1236US4714892ADifferential phase shift keying demodulatorCANON KK·Filed 1986·Granted Dec 22, 1987·6 cites·11 claims
- 1329US5306934ASemiconductor device with buried electrodeCANON KK·Filed 1992·Granted Apr 26, 1994·0 cites·1 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →