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Inventor

Keiichi Kikawa

Inventor
Osaka, JP

Overview

31→
Patents
2000–2020
Patent span
Physics
Primary field (CPC G)

Patents· 31 as inventor

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

G03Gprimary
G03GElectrography80%
B29CShaping or joining of plastics9%
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. inserts3%
B29LIndexing scheme associated with subclass b29c, relating to particular articles3%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%
C08JWorking-up3%
PatentTitleYear
10,732,531Toner, two-component developer, and method for producing toner20209,969,125Vibration welding device and vibration welding method20189,535,350'Method for producing ground toner'20179,274,447'Two-component color developer and image formation device using same'20169,250,549'Full-color toner set, full-color developer set, image-formation method using same, and image-formation device'20168,609,316'Method for manufacturing capsule toner'20138,431,315'Capsule toner, method of manufacturing the same, and two-component developer'20138,431,317'Method for manufacturing capsule toner'20138,431,316'Toner manufacturing method'20138,431,305'Capsule toner, two-component developer, and image forming apparatus'20138,399,171'Method of manufacturing resin-layer coated carrier, resin-layer coated carrier, developer, developing device, and image forming apparatus'20138,389,195'Capsule toner and method of manufacturing capsule toner'20138,389,193'Method of manufacturing toner, toner obtained by method thereof, one-component developer, two-component developer, developing device, and image forming apparatus'20138,389,194'Method of manufacturing toner, toner obtained by method thereof, one-component developer, two-component developer, developing device and image forming apparatus'20138,304,158'Method for manufacturing toner, toner, developer, developing device, and image forming apparatus'20128,197,999'Method for manufacturing toner, toner, developer, developing device, and image forming apparatus'20128,187,783'Method of manufacturing toner, toner, two-component developer, developing device and image forming apparatus'20128,163,458'Method of manufacturing toner, toner, two-component developer, developing device, and image forming apparatus'20128,097,395'Method of manufacturing toner particles, toner particles, two-component developer, developing device and image forming apparatus'20128,092,968'Toner, method of manufacturing toner, developer, two-component developer, developing device, and image forming apparatus'20128,067,143'Functional particle and manufacturing method thereof'20118,021,817'Aggregate dispersant, method of manufacturing aggregate of resin-containing particles, toner, developer, developing apparatus, and image forming apparatus'20117,955,771'Toner for electrostatic image development and process for preparing the same'20117,931,876'Method and apparatus for manufacturing developer, and developer'20117,910,279'Method of manufacturing aggregate particles and toner'20117,887,986'Method of manufacturing toner particles, toner particles, two-component developer, developing device and image forming apparatus'20117,833,446'Method of manufacturing aggregated particles'20107,781,139'Toner manufacturing method'20107,770,828'Method of manufacturing resin particles'20107,687,214'Two-component developer and image formation method'20106,056,531'Apparatus for vacuum forming synthetic resin products'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000Based in Sayama, JP· patent location history
2010–2020Patents assigned to SHARP KK (29)· patent assignee history
2010–2016Based in Osaka, JP· patent location history
2010–2020Based in Sakai, JP· patent location history
2011–2016Patents assigned to KIKAWA KEIICHI (17)· patent assignee history
2012–2016Patents assigned to TSUBAKI YORITAKA (12)· patent assignee history
2012–2013Patents assigned to AKAZAWA YOSHIAKI (11)· patent assignee history
2012–2013Patents assigned to HARA TAKASHI (11)· patent assignee history
2018Based in Utsunomiya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK292010–2020
KIKAWA KEIICHIself172011–2016
TSUBAKI YORITAKA122012–2016
AKAZAWA YOSHIAKI112012–2013
HARA TAKASHI112012–2013
Locations
LocationPatentsSpan
Osaka, JP262010–2016
Sakai, JP32010–2020
Utsunomiya, JP12018
Sayama, JP12000