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Inventor

Tsuyoshi Sugimoto

Inventor
Shizuoka, JP

Overview

61→
Patents
2009–2020
Patent span
Physics
Primary field (CPC G)

Patents· 61 as inventor

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

G03Gprimary
G03GElectrography86%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
C08LCompositions of macromolecular compounds3%
C01BNon-metallic elements1%
C07CAcyclic or carbocyclic compounds1%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy1%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution1%
Y10TTechnical subjects covered by former us classification1%
PatentTitleYear
10,859,932Toner, toner accommodating unit, and image forming apparatus202010,670,980Toner, developer, and image forming apparatus202010,156,801Toner201810,088,766Layered inorganic mineral, toner, and image forming apparatus201810,073,366Toner, toner storage unit, image forming apparatus, and method for manufacturing toner20189,921,503'Toner, developer, and image formation device'20189,885,967'Resin for toner, toner, developer, image forming apparatus, and process cartridge'20189,880,479'Toner, toner stored unit, image forming apparatus, and image forming method'20189,857,709'Toner and developer'20189,851,649Toner, developer, image forming apparatus, and image forming method20179,785,074'Polyester resin for toner, toner, developer, and image formation device'20179,753,387'Toner, developer and developer containing unit'20179,639,016'Toner, developer, image forming apparatus, and process cartridge'20179,606,464'Resin composition for toner, toner, developer and image forming apparatus'20179,594,322'Toner for image formation, and developer and image forming apparatus using the toner'20179,563,141'Toner, developer, and image forming apparatus'20179,557,670'Toner, developer, and color toner set'20179,557,671'Electrostatic image developing toner, developer, and image forming apparatus'20179,557,669'Toner, developer, and image forming apparatus'20179,557,672'Toner, developer, and image forming apparatus'20179,488,925'Magenta toner, developer, and image forming apparatus'20169,239,530'Toner for forming electrostatic image, developer, process cartridge, and image forming apparatus'20169,207,553'Toner, developer and image forming apparatus'20159,201,325'Toner containing crystalline polyester'20159,152,067'Toner, development agent, and image forming apparatus'20159,034,548'Toner and image forming method'20158,986,916'Yellow toner and color image forming method'20158,932,789'Toner and developer'20158,932,788'Toner, developer, and image forming method'20158,911,924'Toner and method for producing the same'20148,895,217'Electrostatic image forming toner and developer'20148,865,383'Toner, toner set, developer, developer set, image forming apparatus, image forming method, and process cartridge'20148,846,289'Method of manufacturing toner and toner manufactured by the method'20148,795,940'Toner and developer'20148,778,588'Toner for electrostatic charge development'20148,758,968'Toner, production method thereof, developer and image forming method'20148,741,521'Toner, developer, image forming method and image forming apparatus'20148,728,703'Electrophotographic toner, method for producing toner, developer and image forming apparatus containing toner'20148,673,528'Toner, developer, toner accommodating container, process cartridge and image forming method'20148,592,117'Toner and developer'20138,557,491'Toner, developer, toner container, process cartridge, and image forming method'20138,501,379'Toner and method for producing the same and developer'20138,486,596'Toner, image forming method, and process cartridge'20138,455,172'Toner, method for producing the same, and developer'20138,431,304'Toner and developer'20138,293,442'Resin particle, toner, and image forming method and process cartridge using the same'20128,288,040'High voltage electrolyte'20128,227,164'Toner, and developer, developer container, process cartridge, image forming apparatus and image forming method using the toner'20128,178,268'Magenta toner and developer'20128,163,455'Toner for image formation, method for producing toner, container containing toner, two-component developer, process cartridge, and image forming method'20128,114,560'Toner, image forming apparatus, image forming method, and process cartridge using the toner'20128,110,332'Electrophotographic toner and method for producing the electrophotographic toner'20128,017,292'Toner, as well as image forming apparatus and image forming method using the same'20118,012,660'Image forming method and image forming apparatus'20117,968,265'Toner, developer, toner container, process cartridge, image forming method, and image forming apparatus'20117,947,419'Toner, developer, and image forming method'20117,858,280'Toner and image forming method using the same'20107,824,835'Toner, production method thereof, developer, toner container, process cartridge, image forming method, and image forming apparatus'20107,790,343'Process, toner, process cartridge and apparatus for developing a toner image'20107,709,174'Toner, method of preparing the toner, and developer, image forming method, image forming apparatus, and process cartridge using the toner'20107,629,099'Toner, developer, image forming method, and toner container'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2010Based in Yokohama, JP· patent location history
2010–2020Patents assigned to RICOH CO LTD (56)· patent assignee history
2010–2015Based in Mishima, JP· patent location history
2010–2020Based in Kanagawa, JP· patent location history
2012–2020Patents assigned to SUGIMOTO TSUYOSHI (51)· patent assignee history
2012–2018Patents assigned to YAMASHITA HIROSHI (27)· patent assignee history
2012–2020Patents assigned to NAKAYAMA SHINYA (16)· patent assignee history
2013–2018Patents assigned to ASAHINA DAISUKE (16)· patent assignee history
2013–2020Based in Shizuoka, JP· patent location history
2018Based in Shizouka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH CO LTD562010–2020
SUGIMOTO TSUYOSHIself512012–2020
YAMASHITA HIROSHI272012–2018
ASAHINA DAISUKE162013–2018
NAKAYAMA SHINYA162012–2020
Locations
LocationPatentsSpan
Shizuoka, JP372013–2020
Mishima, JP162010–2015
Kanagawa, JP32010–2020
Yokohama, JP22009–2010
Shizouka, JP12018