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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Foam sheet, product, formed product, and method for producing foam...
Patent number
12,043,717
Issue date
Jul 23, 2024
Ricoh Company, Ltd.
Yoshimitsu Kumai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Foamed sheet, product, and method for producing foamed sheet
Patent number
11,951,662
Issue date
Apr 9, 2024
Ricoh Company, Ltd.
Taichi Nemoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Aliphatic polyester resin composition, method for producing the sam...
Patent number
11,472,959
Issue date
Oct 18, 2022
Ricoh Company, Ltd.
Taichi Nemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Toner, image forming apparatus, image forming method, and toner acc...
Patent number
10,996,578
Issue date
May 4, 2021
Ricoh Company, Ltd.
Taichi Nemoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, toner accommodating unit, and image forming apparatus
Patent number
10,884,350
Issue date
Jan 5, 2021
Ricoh Company, Ltd.
Toma Takebayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, toner storage unit, image forming apparatus, and method for...
Patent number
10,712,681
Issue date
Jul 14, 2020
Ricoh Company, Ltd.
Minoru Masuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, developer, toner storage unit, image forming apparatus, and...
Patent number
10,599,058
Issue date
Mar 24, 2020
Ricoh Company, Ltd.
Taichi Nemoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, toner stored unit, image forming apparatus, and method for p...
Patent number
10,545,421
Issue date
Jan 28, 2020
Ricoh Company, Ltd.
Yuka Mizoguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for producing polymer
Patent number
9,587,072
Issue date
Mar 7, 2017
Ricoh Company, Ltd.
Taichi Nemoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Toner
Patent number
9,557,666
Issue date
Jan 31, 2017
Ricoh Company, Ltd.
Yoshitaka Yamauchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Particle manufacturing method, particles, and particle manufacturin...
Patent number
9,469,723
Issue date
Oct 18, 2016
Ricoh Company, Ltd.
Keiko Osaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymer production apparatus and polymer production method
Patent number
9,447,228
Issue date
Sep 20, 2016
Ricoh Company, Ltd.
Yuuichi Satoh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Toner, method for producing the toner, two-component developer, and...
Patent number
9,348,245
Issue date
May 24, 2016
Ricoh Company, Ltd.
Tatsuya Morita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for producing polymer and device for producing polymer
Patent number
9,346,915
Issue date
May 24, 2016
Ricoh Company, Ltd.
Taichi Nemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Toner, development agent, and image forming apparatus
Patent number
9,152,067
Issue date
Oct 6, 2015
Ricoh Company, Ltd.
Susumu Chiba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic toner, developer containing the toner, and imag...
Patent number
9,141,013
Issue date
Sep 22, 2015
Ricoh Company, Ltd.
Yoshihiro Moriya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resin for use in toner, toner using the resin, developer using the...
Patent number
9,128,397
Issue date
Sep 8, 2015
Ricoh Company, Ltd.
Yukiko Nakajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin for toner, toner using the resin, and development agent using...
Patent number
9,127,118
Issue date
Sep 8, 2015
Ricoh Company, Ltd.
Hideyuki Santo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing polymer, device for producing polymer, device...
Patent number
9,029,481
Issue date
May 12, 2015
Ricoh Company, Ltd.
Taichi Nemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Toner and developer
Patent number
9,012,116
Issue date
Apr 21, 2015
Ricoh Company, Ltd.
Daiki Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, developer including the toner, image forming apparatus using...
Patent number
8,932,790
Issue date
Jan 13, 2015
Ricoh Company, Ltd.
Yoshitaka Yamauchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic image forming toner and developer
Patent number
8,895,217
Issue date
Nov 25, 2014
Ricoh Company, Ltd.
Daisuke Asahina
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Particles and method for producing the same, toner and method for p...
Patent number
8,877,420
Issue date
Nov 4, 2014
Ricoh Company, Ltd.
Chiaki Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymer particle and method for producing the same
Patent number
8,846,810
Issue date
Sep 30, 2014
Ricoh Company, Ltd.
Nobuyuki Mase
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Toner, developer, and image forming apparatus
Patent number
8,735,040
Issue date
May 27, 2014
Ricoh Company, Ltd.
Suzuka Amemori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, developer, and image forming apparatus
Patent number
8,685,604
Issue date
Apr 1, 2014
Ricoh Company, Ltd.
Yoshihiro Moriya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Particle producing method, particle, toner, developer, process cart...
Patent number
8,524,437
Issue date
Sep 3, 2013
Ricoh Company, Ltd.
Yoshitaka Yamauchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
POLYLACTIC ACID RESIN COMPOSITION, FOAMED POLYLACTIC ACID RESIN, ME...
Publication number
20240141098
Publication date
May 2, 2024
RICOH COMPANY, LTD.
Masahide Kobayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYLACTIC ACID RESIN COMPOSITION, AND MOLDED BODY AND PRODUCTION M...
Publication number
20240092966
Publication date
Mar 21, 2024
RICOH COMPANY, LTD.
Taichi NEMOTO
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
ALIPHATIC POLYESTER RESIN COMPOSITION, FOAMED SHEET, METHOD OF MANU...
Publication number
20230340221
Publication date
Oct 26, 2023
Risa TAMURA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COMPOSITION, MANUFACTURE, AND METHOD FOR PRODUCING COMPOSITION
Publication number
20230265280
Publication date
Aug 24, 2023
RICOH COMPANY, LTD.
Taichi NEMOTO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FOAM SHEET
Publication number
20230242730
Publication date
Aug 3, 2023
RICOH COMPANY, LTD.
Tomoharu MIKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FOAMED BODY, FOAMED SHEET, MANUFACTURE, AND METHOD FOR PRODUCING FO...
Publication number
20230220176
Publication date
Jul 13, 2023
RICOH COMPANY, LTD.
Yuka Mizoguchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FOAMED SHEET, MANUFACTURE, AND METHOD FOR PRODUCING FOAMED SHEET
Publication number
20230104247
Publication date
Apr 6, 2023
RICOH COMPANY, LTD.
Taichi NEMOTO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FOAMED SHEET, MANUFACTURE, AND METHOD FOR PRODUCING FOAMED SHEET
Publication number
20230076268
Publication date
Mar 9, 2023
RICOH COMPANY, LTD.
Taichi Nemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYLACTIC ACID COMPOSITION, METHOD FOR PRODUCING THE SAME, AND PRO...
Publication number
20220220279
Publication date
Jul 14, 2022
RICOH COMPANY, LTD.
Taichi Nemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FOAM SHEET, PRODUCT, AND METHOD FOR PRODUCING FOAM SHEET
Publication number
20220162377
Publication date
May 26, 2022
RICOH COMPANY, LTD.
Shizuka Hashida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FOAM SHEET, PRODUCT, FORMED PRODUCT, AND METHOD FOR PRODUCING FOAM...
Publication number
20220162415
Publication date
May 26, 2022
RICOH COMPANY, LTD.
Yoshimitsu Kumai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FOAMED SHEET, PRODUCT, AND METHOD FOR PRODUCING FOAMED SHEET
Publication number
20220161467
Publication date
May 26, 2022
Taichi NEMOTO
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD OF MANUFACTURING ALIPHATIC POLYESTER RESIN COMPOSITION AND P...
Publication number
20210163715
Publication date
Jun 3, 2021
Taichi NEMOTO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ALIPHATIC POLYESTER RESIN COMPOSITION, METHOD FOR PRODUCING THE SAM...
Publication number
20200339806
Publication date
Oct 29, 2020
Taichi NEMOTO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND TONER ACC...
Publication number
20200233328
Publication date
Jul 23, 2020
Taichi NEMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, TONER ACCOMMODATING UNIT, AND IMAGE FORMING APPARATUS
Publication number
20200012206
Publication date
Jan 9, 2020
Toma Takebayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, TONER STORAGE UNIT, IMAGE FORMING APPARATUS, AND METHOD FOR...
Publication number
20190235405
Publication date
Aug 1, 2019
Minoru MASUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, DEVELOPER, TONER STORAGE UNIT, IMAGE FORMING APPARATUS, AND...
Publication number
20190227449
Publication date
Jul 25, 2019
Taichi Nemoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, TONER STORED UNIT, IMAGE FORMING APPARATUS, AND METHOD FOR P...
Publication number
20180267417
Publication date
Sep 20, 2018
Yuka MIZOGUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING POLYMER
Publication number
20160297927
Publication date
Oct 13, 2016
Satoshi IZUMI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER PRODUCT AND PRODUCTION METHOD THEREOF, AND MOLDED PRODUCT
Publication number
20160280849
Publication date
Sep 29, 2016
Yasuo KAMADA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER PRODUCTION METHOD, POLYMER PRODUCT, PARTICLES, FILM, MOLDED...
Publication number
20160264686
Publication date
Sep 15, 2016
Taichi NEMOTO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYMER
Publication number
20160194445
Publication date
Jul 7, 2016
RICOH COMPANY, LTD.
Taichi NEMOTO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER PRODUCT, FILM, MOLDED ARTICLE, SHEET, PARTICLE, FIBER, AND...
Publication number
20160083512
Publication date
Mar 24, 2016
RICOH COMPANY, LTD.
Yasuo Kamada
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
POROUS MATERIAL, PRODUCING METHOD THEREOF, AND SERIAL PRODUCING APP...
Publication number
20150376363
Publication date
Dec 31, 2015
RICOH COMPANY, LTD.
Masaki WATANABE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER PRODUCT AND PRODUCTION METHOD THEREOF, AND POLYMER PRODUCT...
Publication number
20150361213
Publication date
Dec 17, 2015
Yasuo KAMADA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYLACTIC ACID COMPOSITION, AND PRODUCTION METHOD AND PRODUCTION A...
Publication number
20150361214
Publication date
Dec 17, 2015
Ricoh Company, Ltd.
Taichi NEMOTO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER PRODUCTION APPARATUS
Publication number
20150353677
Publication date
Dec 10, 2015
Ricoh Company, Ltd.
Satoshi IZUMI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ALIPHATIC POLYESTER, METHOD OF PREPARING THE SAME, AND POLYMER ORGA...
Publication number
20150329668
Publication date
Nov 19, 2015
Kaori Miyahara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER PRODUCT AND PRODUCTION METHOD THEREOF, AND POLYMER PRODUCT...
Publication number
20150322201
Publication date
Nov 12, 2015
RICOH COMPANY, LTD.
Yoko ARAI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL