Inventor

Fumio Okumura

Inventor

Nagoya, JP

Overview

1981–2020

Patent span

Performing operations

Primary field (CPC B)

Patents· 25 as inventor

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

B41Mprimary

B41MPrinting, duplicating, marking, or copying processes25%

G06FElectric digital data processing17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

H04WWireless communication networks11%

Y10TTechnical subjects covered by former us classification9%

H04LTransmission of digital information, e.g. telegraphic communication8%

H04NPictorial communication, e.g. television6%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%

C07CAcyclic or carbocyclic compounds2%

C07DHeterocyclic compounds2%

PatentTitleYear

10,652,419Information processor and non-transitory storage medium storing instructions readable by the information processor2020 10,620,890Terminal device and printer2020 10,504,258Information processing device editing map acquired from server2019 10,346,109Terminal device and printer2019 10,200,557Information processor and non-transitory storage medium storing instructions readable by the information processor2019 9,886,224'Terminal device and printer'2018 9,667,721'Relaying device, image processing device, and system comprising image processing device and relaying device'2017 9,542,134'Terminal device and printer'2017 9,274,733'Terminal device and printer capable of using print intermediation server in which printer related information including print condition information is registered'2016 9,262,115'Terminal device and printer for printing using a printer intermediation server'2016 9,110,614'Terminal device and printer'2015 9,047,029'Terminal device and printer'2015 5,306,688'Salicylic acid derivatives, the process for preparing the same and the heat-sensitive recording materials comprising thereof'1994 5,063,197'Heat-sensitive recording material'1991 4,999,332'Heat-sensitive recording material'1991 4,923,845'Heat-sensitive recording material'1990 4,737,587'Colorless carbazole dyes for recording materials'1988 4,711,749'Process for producing microcapsules'1987 4,594,269'Chemically resistant thermosensitive recording paper'1986 4,533,599'Microcapsule and process for their production'1985 4,436,783'Thermosensitive recording material'1984 4,415,627'Chemically resistant thermosensitive recording paper'1983 4,396,684'Heat-sensitive recording paper causing reduced thermal head abrasion'1983 4,320,039'Heat-sensitive recording composition with improved image stability'1982 4,265,978'Heat-sensitive recording paper improved in keeping quality of ground color'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1994Patents assigned to MITSUBISHI PAPER MILLS LTD (13)· patent assignee history

1981–1994Based in Tokyo, JP· patent location history

1982–1991Based in Kunitachi, JP· patent location history

1985–1988Based in Takasago, JP· patent location history

1991Based in Tsukuba, JP· patent location history

1994Patents assigned to MITSUI TOATSU CHEMICALS (1)· patent assignee history

2015–2020Patents assigned to BROTHER IND LTD (12)· patent assignee history

2015–2020Based in Nagoya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI PAPER MILLS LTD	13	1981–1994
BROTHER IND LTD	12	2015–2020
MITSUI TOATSU CHEMICALS	1	1994

Locations

Location	Patents	Span
Nagoya, JP	12	2015–2020
Kunitachi, JP	7	1982–1991
Takasago, JP	3	1985–1988
Tokyo, JP	2	1981–1994
Tsukuba, JP	1	1991