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Inventor

Hiroyuki Kozuru

Inventor
Otsuki, JP

Overview

20→
Patents
1998–2019
Patent span
Physics
Primary field (CPC G)

Patents· 20 as inventor

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

G03Gprimary
G03GElectrography86%
C10BDestructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials5%
C10LFuels not otherwise provided for5%
F26BDrying solid materials or objects by removing liquid therefrom5%
PatentTitleYear
10,353,311White toner for electrostatic charge image development and image forming method20199,354,536'Two-component developing agent for developing electrostatic latent image and method for forming electrophotographic image'20169,309,465'Coal reforming method and coal reforming apparatus'20169,063,442'Developing device with developer replenishment'20158,995,887'Developing device and image forming apparatus'20158,507,169'Two-component developer'20138,435,715'Production method of two-component developer'20138,431,320'Toner manufacturing method'20138,080,354'Toner'20118,034,525'Image forming apparatus and image forming method'20117,879,521'Electrophotographic carrier, method of manufacturing the same, and image forming method employing the same'20117,402,367'Electrostatic image developing toner and image forming method'20086,994,943'Toner for developing static latent image, producing method thereof and image forming method'20066,951,702'Toner for developing static image, production method therefor and image forming method'20056,902,856'Toner, image forming method, and image forming apparatus'20056,689,522'Image forming method and electrostatic image developing toner'20046,475,689'Toner for developing electrostatic latent image'20026,054,243'Carrier and developer material, and an image forming method'20005,738,964'Electrophotographic toner with specific high, medium, and low molecullar weight peaks'19985,707,772'Toner for electrophotography'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2006Patents assigned to KONISHIROKU PHOTO IND (7)· patent assignee history
1998–2005Based in Hachioji, JP· patent location history
2004–2006Based in Hino, JP· patent location history
2008–2019Based in Otsuki, JP· patent location history
2011–2013Patents assigned to KONICA MINOLTA BUSINESS TECH (6)· patent assignee history
2011–2013Patents assigned to KOZURU HIROYUKI (4)· patent assignee history
2011–2013Patents assigned to KAYAMORI TAKANARI (3)· patent assignee history
2011–2013Based in Yamanashi, JP· patent location history
2013–2016Based in Tokyo, JP· patent location history
2015–2019Patents assigned to KONICA MINOLTA INC (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KONISHIROKU PHOTO IND71998–2006
KONICA MINOLTA BUSINESS TECH62011–2013
KONICA MINOLTA INC42015–2019
KOZURU HIROYUKIself42011–2013
KAYAMORI TAKANARI32011–2013
Locations
LocationPatentsSpan
Otsuki, JP62008–2019
Hachioji, JP51998–2005
Yamanashi, JP42011–2013
Hino, JP32004–2006
Tokyo, JP22013–2016