Inventor

Masahiko Aiba

Inventor

Nara, JP

Overview

1976–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 47 as inventor

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

B41Jprimary

B41JTypewriters48%

H04NPictorial communication, e.g. television10%

G01DMeasuring not specially adapted for a specific variable7%

F04BPositive-displacement machines for liquids3%

G02BOptical elements, systems or apparatus3%

G06KGraphical data reading3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables1%

G03GElectrography1%

G05DSystems for controlling or regulating non-electric variables1%

PatentTitleYear

11,044,349Information processing apparatus, and non-transitory computer readable recording medium that stores packet pattern creation program2021 11,044,371Server apparatus, maintenance management system, and non-transitory computer readable recording medium that records the maintenance management program2021 7,049,756'Capacitive load driving circuit, capacitive load driving method, and apparatus using the same'2006 6,739,685'Ink-jet head control method and ink-jet printer'2004 5,771,055'Laser printer capable of cooling heat generating parts as well as reducing noise'1998 5,715,149'High-voltage power pack'1998 5,610,685'LED write apparatus and method for making same'1997 5,537,214'Reading and writing apparatus with rotating mirror'1996 5,477,261'Polygon mirror, a scanning apparatus and an image forming apparatus using the same'1995 5,289,564'Image recording apparatus for providing high quality image'1994 4,988,088'Sheet turning device'1991 4,919,499'Optical printer of scaning type'1990 4,878,225'Controlling apparatus for laser diode'1989 4,725,967'Frequency converter for use in a laser printer'1988 4,700,202'Ink cartridge in an ink jet system printer'1987 4,652,222'Ripple regulating system in a liquid supply system'1987 4,641,219'Low noise solenoid drive'1987 4,601,595'Paper sheet setting mechanism in a printer'1986 4,599,624'Atmospheric pressure chamber in an ink jet system printer'1986 4,567,353'High-accuracy temperature control'1986 4,555,718'Piezo activated pump in an ink liquid supply system'1985 4,476,472'Bubble removal in an ink liquid supply system of an ink jet system printer'1984 4,430,049'Ripple regulator in a liquid supply system'1984 4,401,990'Nozzle cleaning device in an ink jet system printer'1983 4,364,055'Ink issuance direction check system in an ink jet system printer'1982 4,329,695'Charge timing evaluation in an ink jet system printer of the charge amplitude controlling type'1982 4,302,762'Ink jet system printer including plural ink droplet issuance units for one column printing'1981 4,288,796'Phase detection in an ink jet system printer of the charge amplitude controlling type'1981 4,236,064'High-accuracy temperature control with heat resistance compensation'1980 4,231,046'Ink issuance orifice protection in an ink jet system printer'1980 4,210,919'Ink jet system printer including plural ink droplet issuance units for one column printing'1980 4,187,512'Ink liquid supply system for an ink jet system printer'1980 4,185,930'Print position control in a printer including a printer head mounted on a traveling carriage'1980 4,157,551'Distortion reduction in ink jet system printer'1979 4,115,788'Compound matrix formation in an ink jet system printer'1978 4,115,787'Interpolation in an ink jet system printer'1978 4,085,837'Vertical tabulation control for high speed printer'1978 4,051,945'Electronic tabulator for high speed printers'1977 4,037,230'Timing circuit for ink jet system printer'1977 4,032,924'Distortion reduction in ink jet system printer'1977 4,025,926'Phase synchronization for ink jet system printer'1977 4,023,183'Rotary deflection electrodes in an ink jet system printer'1977 4,007,463'State detection arrangement for ink jet system printer'1977 3,981,019'Charging signal supply circuit for ink jet system printer'1976 3,971,039'Ink jet system printer with temperature compensation'1976 3,953,860'Charge amplitude detection for ink jet system printer'1976 3,938,163'Printed pattern inclination control in ink jet printer'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1979Patents assigned to NIPPON TELEGRAPH & TELEPHONE (13)· patent assignee history

1976–2006Based in Nara, JP· patent location history

1977–2006Patents assigned to SHARP KK (33)· patent assignee history

2004Based in Kyoto, JP· patent location history

2021Patents assigned to KYOCERA DOCUMENT SOLUTIONS INC (2)· patent assignee history

2021Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHARP KK	33	1977–2006
NIPPON TELEGRAPH & TELEPHONE	13	1976–1979
KYOCERA DOCUMENT SOLUTIONS INC	2	2021

Locations

Location	Patents	Span
Nara, JP	44	1976–2006
Osaka, JP	2	2021
Kyoto, JP	1	2004