Inventor

Junji Ujihara

Inventor

Hachioji, JP

Overview

9→

Patents

1996–2020

Patent span

Performing operations

Primary field (CPC B)

Patents· 9 as inventor

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

G03Gprimary

G03GElectrography30%

B05CApparatus for applying fluent materials to surfaces, in general20%

B05DProcesses for applying fluent materials to surfaces, in general10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

B24BMachines, devices, or processes for grinding or polishing5%

B29CShaping or joining of plastics5%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts5%

B29LIndexing scheme associated with subclass b29c, relating to particular articles5%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%

H05BElectric heating5%

PatentTitleYear

10,527,975Method for manufacturing intermediate transfer belt and image forming device2020 9,931,793Process of producing heating element2018 8,822,891'Sheet heater and image fixing device including the sheet heater'2014 8,177,604'Surface abrading method of photosensitive layer of electrophotographic photoreceptor'2012 7,282,313'Preparation method of toner and toner'2007 6,410,093'Coating method for cylindrical base member'2002 5,707,449'Ring-shaped coating apparatus'1998 5,674,552'Method of and apparatus for positioning a cylindrical base material'1997 5,587,266'Manufacturing method for an electrophotographic photoreceptor'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2002Patents assigned to KONISHIROKU PHOTO IND (4)· patent assignee history

1996–2020Based in Hachioji, JP· patent location history

2007–2012Patents assigned to KONICA MINOLTA BUSINESS TECH (2)· patent assignee history

2012Patents assigned to KOBAYASHI NOBUAKI (1)· patent assignee history

2012Patents assigned to SEKI HIROHIKO (1)· patent assignee history

2012–2018Based in Tokyo, JP· patent location history

2014–2020Patents assigned to KONICA MINOLTA INC (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KONISHIROKU PHOTO IND	4	1996–2002
KONICA MINOLTA INC	3	2014–2020
KONICA MINOLTA BUSINESS TECH	2	2007–2012
KOBAYASHI NOBUAKI	1	2012
SEKI HIROHIKO	1	2012

Locations

Location	Patents	Span
Hachioji, JP	6	1996–2020
Tokyo, JP	3	2012–2018