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Inventor

Chiyoshi Nozaki

Inventor
Otsu, JP

Overview

34→
Patents
1994–2017
Patent span
Physics
Primary field (CPC G)

Patents· 34 as inventor

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

G03Gprimary
G03GElectrography68%
C08LCompositions of macromolecular compounds7%
B41MPrinting, duplicating, marking, or copying processes5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
Y10TTechnical subjects covered by former us classification5%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%
C08JWorking-up2%
H01BCables2%
PatentTitleYear
9,688,815'Method for producing polyimide precursor and method for producing polyimide'20179,405,235'Resin composition, seamless belt, and image forming apparatus'20169,026,015'Developing roller, and developing device, process cartridge and image forming method and apparatus using the developing roller'20158,691,484'Toner and method for producing the same, toner container, developer, image forming apparatus and process cartridge'20148,530,132'Toner, developer using the toner, method for preparing the toner, and image forming method and apparatus using the toner'20138,526,864'Image developer, process cartridge, and image forming apparatus'20138,435,709'Toner for developing latent electrostatic image, process cartridge and image forming method'20138,354,164'Semiconductive member, and developing roll, charging roll, transfer belt, and image forming apparatus using same'20138,338,066'Toner, process cartridge and method of forming image'20128,329,080'Conductive composition, electrophotographic belt, image forming apparatus, and method of manufacturing conductive composition'20128,309,290'Toner and method of manufacturing the same'20128,216,755'Toner, developer, toner container, process cartridge, image forming apparatus, and image forming method'20128,139,984'Image forming method and apparatus'20128,110,330'Toner, developer, toner container, process cartridge, image forming method, and image forming apparatus'20128,062,821'Toner, and process cartridge and image forming apparatus using the same'20118,039,185'Toner for developing a latent electrostatic image, method for producing the same, image-forming apparatus and process cartridge using the same'20118,012,658'Toner for developing electrostatic image, and image forming apparatus and process cartridge using the toner'20117,903,998'Image forming apparatus'20117,867,685'Image forming method and apparatus'20117,867,682'Toner for developing electrostatic image, and developer, toner container, image forming apparatus and process cartridge using the toner'20117,829,254'Non-magnetic toner, image forming apparatus and process cartridge'20107,811,735'Toner, and image forming method, image forming apparatus, and process cartridge using the toner'20107,785,760'Toner and method of preparing the toner'20107,749,671'Toner for developing a latent electrostatic image, image-forming method, image-forming apparatus and process cartridge using the same'20107,709,171'Charge control agent, toner and toner producing method'20107,678,522'Toner, and developer, image forming method, image forming apparatus, and process cartridge using the toner'20107,635,549'Toner and developer, toner container, process cartridge, image forming method and image forming apparatus'20097,556,906'Toner, and image forming method, image forming apparatus, and process cartridge using the toner'20097,550,242'Toner, toner manufacturing method, developer, image forming apparatus, and process cartridge for the image forming apparatus'20097,217,488'Toner comprising core layer and shell layer'20077,141,345'Resin particles for toner and toner prepared therewith'20067,087,353'Non-contact heat fixing toner'20065,464,804'Thermal recording material'19955,288,688'Thermal recording material'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2017Based in Shizuoka, JP· patent location history
2006–2014Based in Otsu, JP· patent location history
2009–2010Patents assigned to RICOH KK (9)· patent assignee history
2009–2012Based in Ohtsu, JP· patent location history
2011–2017Patents assigned to RICOH CO LTD (20)· patent assignee history
2011–2017Patents assigned to NOZAKI CHIYOSHI (15)· patent assignee history
2011–2014Patents assigned to NOZAKI TSUYOSHI (9)· patent assignee history
2011–2014Patents assigned to YAMAMOTO ATSUSHI (9)· patent assignee history
2011Based in Ootsu, JP· patent location history
2012–2013Based in Shiga, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH CO LTD202011–2017
NOZAKI CHIYOSHIself152011–2017
NOZAKI TSUYOSHI92011–2014
RICOH KK92009–2010
YAMAMOTO ATSUSHI92011–2014
Locations
LocationPatentsSpan
Otsu, JP202006–2014
Shizuoka, JP51994–2017
Ohtsu, JP52009–2012
Shiga, JP32012–2013
Ootsu, JP12011