P

Inventor

AIZAWA IWAO

JP31 patents
⚠️ This page may combine multiple inventors who share the name “AIZAWA IWAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

29 patents
US5903706AMay 11, 1999

Imager apparatus with rotatable camera head

HITACHI LTD245 citations99
US6345263B1Feb 5, 2002

Electronic purse application system and method thereof

HITACHI LTD112 citations98
US5808672ASep 15, 1998

Apparatus for removably mounting an electronic camera to a computer system

HITACHI LTD130 citations98
US6677989B1Jan 13, 2004

Imaging and recording apparatus

HITACHI LTD47 citations96
US5539535AJul 23, 1996

Portable electronic still camera recording optical images of subjects in a memory which facilitates memory access from an external request

HITACHI LTD38 citations96
US6282293B1Aug 28, 2001

System and method for charging fee for video information

HITACHI LTD27 citations93
US6167467ADec 26, 2000

Information reception and recording circuit

HITACHI LTD23 citations93
US6081350AJun 27, 2000

Imaging and recording apparatus

HITACHI LTD24 citations92
US5748238AMay 5, 1998

Video camera

HITACHI LTD30 citations92
US4835617AMay 30, 1989

Image pickup device for television cameras having a shutter function for a photodiode matrix operated using MOS switches

HITACHI LTD37 citations92
US7346579B2Mar 18, 2008

Electronic purse application system and method thereof

HITACHI LTD9 citations84
US5801847ASep 1, 1998

Imaging and recording apparatus

HITACHI LTD10 citations82
US5793517AAug 11, 1998

Imaging and recording apparatus

HITACHI LTD11 citations82
US5790274AAug 4, 1998

Imaging and recording apparatus

HITACHI LTD12 citations82
US6205286B1Mar 20, 2001

Image pickup apparatus having image information compressing function

HITACHI LTD10 citations74
US5938741AAug 17, 1999

Information transmission/reception system for transmitting information to requesters, where it is recorded, in response to a plurality of requests

HITACHI LTD12 citations74
US5699173ADec 16, 1997

Portable electronic still camera recording optical images of subjects in a memory which facilitates memory access from an external request

HITACHI LTD9 citations74
US5664220ASep 2, 1997

Information transmission/reception system for transmitting information to requesters, where it is recorded, in response to a plurality of requests

HITACHI LTD12 citations74
US4745480AMay 17, 1988

Solid-state image pick-up device having an arrangement to avoid adverse effects on the waveform of picture elements signal by the read-out start pulse

HITACHI LTD8 citations74
US4698601AOct 6, 1987

Phase locked loop

HITACHI LTD13 citations74
US4517587AMay 14, 1985

Synchronizing signal generating circuit for solid-state color video camera

HITACHI LTD17 citations74
US5565919AOct 15, 1996

Video camera/VTR and camera station with opto-electronic link between camera/VTR and camera station

HITACHI LTD13 citations73
US5170253ADec 8, 1992

Subtitling apparatus with memory control codes interspersed with graphic data

HITACHI LTD9 citations73
US5432650AJul 11, 1995

Magnetic tape recording/reproducing apparatus having automatic mode control

HITACHI LTD11 citations72
US5121265AJun 9, 1992

Magnetic recording and reproducing apparatus

HITACHI LTD14 citations70
US4044381AAug 23, 1977

Automatic waveform equalizing system for television receiver

HITACHI LTD18 citations67
US7304669B2Dec 4, 2007

Imaging and recording apparatus

HITACHI LTD2 citations63
US5528433AJun 18, 1996

Wide picture video recording/reproducing system

HITACHI LTD3 citations63
US5351154ASep 27, 1994

Magnetic recording and reproducing apparatus

HITACHI LTD4 citations63

KONISHIROKU PHOTO IND

1 patent

AIZAWA IWAO

1 patent