Inventor

Hideo Azumai

Inventor

Toyonaka, JP

Overview

1989–1998

Patent span

Electricity

Primary field (CPC H)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Nprimary

H04NPictorial communication, e.g. television48%

G01RMeasuring electric variables14%

G06TImage data processing or generation, in general14%

G06FElectric digital data processing10%

G06KGraphical data reading10%

H10DInorganic electric semiconductor devices5%

PatentTitleYear

5,764,816'Image forming apparatus capable of converting the resolution'1998 5,706,102'Data managing device in image variable magnification processing apparatus'1998 5,659,402'Image processing method and apparatus'1997 5,646,745'Image data processing apparatus having line memory'1997 5,572,337'Shading correcting method and shading correcting apparatus'1996 5,565,767'Base substrate of multichip module and method for inspecting the same'1996 5,541,505'Testing integrated circuits by consolidating a plurality of digital signals as a multilevel signal'1996 5,532,827'Apparatus for reproducing image densities using pixel processing and method of use thereof'1996 5,519,509'Image processing method utilizing error diffusion technique'1996 5,349,449'Image data processing circuit and method of accessing storing means for the processing circuit'1994 5,198,757'Method and apparatus for testing semiconductor integrated circuit'1993 5,107,278'Image forming apparatus'1992 5,019,913'Recording apparatus having control data selectively designated in memory which corresponds to one of multiple optical scanning systems'1991 4,977,414'Image forming apparatus'1990 4,855,803'Selectively definable semiconductor device'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1992Patents assigned to RICOH KK (4)· patent assignee history

1989Based in Takarazuka, JP· patent location history

1990–1992Based in Yokohama, JP· patent location history

1993Patents assigned to MEGACHIPS CORP (1)· patent assignee history

1993–1998Based in Toyonaka, JP· patent location history

1994–1998Patents assigned to MITA INDUSTRIAL CO LTD (8)· patent assignee history

1994–1998Based in Osaka, JP· patent location history

1996Patents assigned to MEGA CHIPS CORP (2)· patent assignee history

1996Based in Suita, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITA INDUSTRIAL CO LTD	8	1994–1998
RICOH KK	4	1989–1992
MEGA CHIPS CORP	2	1996
MEGACHIPS CORP	1	1993

Locations

Location	Patents	Span
Toyonaka, JP	8	1993–1998
Yokohama, JP	3	1990–1992
Osaka, JP	2	1994–1998
Suita, JP	1	1996
Takarazuka, JP	1	1989