Tohru Suganuma

Person

Numazu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Carrier for developing electrostatic latent image, two-component de...
- Patent number 12,147,192
- Issue date Nov 19, 2024
- Ricoh Company, Ltd.
- Hiroyuki Kishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for forming electrophotographic image, developing agent for...
- Patent number 12,105,472
- Issue date Oct 1, 2024
- Ricoh Company, Ltd.
- Kento Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus, developer for electrophotographic image forma...
- Patent number 11,934,145
- Issue date Mar 19, 2024
- Ricoh Company, Ltd.
- Minoru Masuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for developer of electrostatic latent image, two-component...
- Patent number 10,474,051
- Issue date Nov 12, 2019
- Ricoh Company, Ltd.
- Mariko Takii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier, developer, supplemental developer, image forming apparatus...
- Patent number 10,444,651
- Issue date Oct 15, 2019
- Ricoh Company, Ltd.
- Mariko Takii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier, developer, image forming apparatus, developer stored unit,...
- Patent number 10,234,783
- Issue date Mar 19, 2019
- Ricoh Company, Ltd.
- Koichi Sakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier, developing agent, image forming apparatus, image forming m...
- Patent number 10,025,214
- Issue date Jul 17, 2018
- Ricoh Company, Ltd.
- Masashi Nagayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of manufacturing toner
- Patent number 8,012,662
- Issue date Sep 6, 2011
- Ricoh Company Limited
- Tohru Suganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Milling and classifying apparatus, collision mill, air classifier,...
- Patent number 7,438,245
- Issue date Oct 21, 2008
- Ricoh Company, Ltd.
- Masahiro Kawamoto
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Toner, developer, image forming method, image forming apparatus and...
- Patent number 7,318,990
- Issue date Jan 15, 2008
- Ricoh Company, Ltd.
- Nobuyasu Makino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for electrophotographic developer, method for manufacturing...
- Patent number 6,319,646
- Issue date Nov 20, 2001
- Ricoh Technology Research, Inc.
- Tohru Suganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for dry two-component developer and method of producing the...
- Patent number 5,652,079
- Issue date Jul 29, 1997
- Ricoh Company, Ltd.
- Satoshi Mochizuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING METHOD, CARRIER, DEVELOPER, AND IMAGE FORMING APPARATUS
- Publication number 20240302763
- Publication date Sep 12, 2024
- Minoru MASUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER, DEVELOPING AGENT, IMAGE FORMING METHOD, IMAGE FORMING APPA...
- Publication number 20240295834
- Publication date Sep 5, 2024
- Masashi NAGAYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING CARRIER, ELECTROPHOTOGRAPHIC IMAG...
- Publication number 20240160122
- Publication date May 16, 2024
- RICOH COMPANY, LTD.
- Kento TAKEUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER FOR FORMING ELECTROPHOTOGRAPHIC IMAGE, DEVELOPING AGENT FOR...
- Publication number 20230393491
- Publication date Dec 7, 2023
- RICOH COMPANY, LTD.
- Kento TAKEUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER FOR ELECTROPHOTOGRAPHIC IMAGE FORMATION, DEVELOPER FOR ELEC...
- Publication number 20230305439
- Publication date Sep 28, 2023
- Masashi NAGAYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER, DEVELOPER, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE
- Publication number 20230205108
- Publication date Jun 29, 2023
- RICOH COMPANY ,LTD.
- Kaede MASUKO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING APPARATUS, DEVELOPER FOR ELECTROPHOTOGRAPHIC IMAGE FORMA...
- Publication number 20230195004
- Publication date Jun 22, 2023
- RICOH COMPANY, LTD.
- Minoru Masuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER FOR FORMING ELECTROPHOTOGRAPHIC IMAGE, DEVELOPER, IMAGE FOR...
- Publication number 20220291604
- Publication date Sep 15, 2022
- RICOH COMPANY, LTD.
- Namie Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE, TWO-COMPONENT DE...
- Publication number 20220291603
- Publication date Sep 15, 2022
- RICOH COMPANY, LTD.
- Hiroyuki Kishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER FOR FORMING ELECTROPHOTOGRAPHIC IMAGE, DEVELOPER FOR FORMIN...
- Publication number 20220187729
- Publication date Jun 16, 2022
- RICOH COMPANY, LTD.
- Masashi Nagayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER FOR DEVELOPER OF ELECTROSTATIC LATENT IMAGE, TWO-COMPONENT...
- Publication number 20190018331
- Publication date Jan 17, 2019
- Mariko Takii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER, DEVELOPER, SUPPLEMENTAL DEVELOPER, IMAGE FORMING APPARATUS...
- Publication number 20180267421
- Publication date Sep 20, 2018
- Mariko TAKII
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER, DEVELOPER, IMAGE FORMING APPARATUS, DEVELOPER STORED UNIT,...
- Publication number 20180120724
- Publication date May 3, 2018
- Koichi SAKATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER, DEVELOPING AGENT, IMAGE FORMING APPARATUS, IMAGE FORMING M...
- Publication number 20170185000
- Publication date Jun 29, 2017
- Masashi NAGAYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF MATNUFACTURING TONER
- Publication number 20080227021
- Publication date Sep 18, 2008
- Tohru SUGANUMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Milling and classifying apparatus, collision mill, air classifier,...
- Publication number 20060032952
- Publication date Feb 16, 2006
- Masahiro Kawamoto
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Toner, developer, image forming method, image forming apparatus and...
- Publication number 20050158648
- Publication date Jul 21, 2005
- Nobuyasu Makino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tohru Suganuma

Person

Patents Grantslast 30 patents

Carrier for developing electrostatic latent image, two-component de...

Carrier for forming electrophotographic image, developing agent for...

Developing apparatus, developer for electrophotographic image forma...

Carrier for developer of electrostatic latent image, two-component...

Carrier, developer, supplemental developer, image forming apparatus...

Carrier, developer, image forming apparatus, developer stored unit,...

Carrier, developing agent, image forming apparatus, image forming m...

Method of manufacturing toner

Milling and classifying apparatus, collision mill, air classifier,...

Toner, developer, image forming method, image forming apparatus and...

Carrier for electrophotographic developer, method for manufacturing...

Carrier for dry two-component developer and method of producing the...

Patents Applicationslast 30 patents

IMAGE FORMING METHOD, CARRIER, DEVELOPER, AND IMAGE FORMING APPARATUS

CARRIER, DEVELOPING AGENT, IMAGE FORMING METHOD, IMAGE FORMING APPA...

ELECTROPHOTOGRAPHIC IMAGE FORMING CARRIER, ELECTROPHOTOGRAPHIC IMAG...

CARRIER FOR FORMING ELECTROPHOTOGRAPHIC IMAGE, DEVELOPING AGENT FOR...

CARRIER FOR ELECTROPHOTOGRAPHIC IMAGE FORMATION, DEVELOPER FOR ELEC...

CARRIER, DEVELOPER, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE

DEVELOPING APPARATUS, DEVELOPER FOR ELECTROPHOTOGRAPHIC IMAGE FORMA...

CARRIER FOR FORMING ELECTROPHOTOGRAPHIC IMAGE, DEVELOPER, IMAGE FOR...

CARRIER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE, TWO-COMPONENT DE...

CARRIER FOR FORMING ELECTROPHOTOGRAPHIC IMAGE, DEVELOPER FOR FORMIN...

CARRIER FOR DEVELOPER OF ELECTROSTATIC LATENT IMAGE, TWO-COMPONENT...

CARRIER, DEVELOPER, SUPPLEMENTAL DEVELOPER, IMAGE FORMING APPARATUS...

CARRIER, DEVELOPER, IMAGE FORMING APPARATUS, DEVELOPER STORED UNIT,...

CARRIER, DEVELOPING AGENT, IMAGE FORMING APPARATUS, IMAGE FORMING M...

METHOD OF MATNUFACTURING TONER

Milling and classifying apparatus, collision mill, air classifier,...

Toner, developer, image forming method, image forming apparatus and...