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Jun Yamada
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Konan-Ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Drive control device, driving device, sheet conveying device, and i...
Patent number
11,442,391
Issue date
Sep 13, 2022
Ricoh Company, Ltd.
Keisuke Sugiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Semiconductor integrated circuit device
Patent number
9,991,221
Issue date
Jun 5, 2018
Renesas Electronics Corporation
Jun Yamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor integrated circuit device
Patent number
9,818,715
Issue date
Nov 14, 2017
Renesas Electronics Corporation
Jun Yamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Sheet processing device, image forming system, and computer-readabl...
Patent number
9,624,061
Issue date
Apr 18, 2017
Ricoh Company, Limited
Shingo Matsushita
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet processing device, image forming system, and method of additi...
Patent number
9,359,167
Issue date
Jun 7, 2016
Ricoh Company, Ltd.
Akihiro Musha
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet processing device, image forming system, and method of additi...
Patent number
9,221,648
Issue date
Dec 29, 2015
Ricoh Company, Limited
Keisuke Sugiyama
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Automatic document feeder and image forming apparatus including the...
Patent number
9,075,376
Issue date
Jul 7, 2015
Ricoh Company, Limited
Hiroaki Utagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Insertion system and insertion method
Patent number
8,947,681
Issue date
Feb 3, 2015
Ricoh Company, Ltd.
Shingo Matsushita
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information
Patent Grant
Sheet conveying device, image reading device, and image forming app...
Patent number
8,925,913
Issue date
Jan 6, 2015
Ricoh Company, Limited
Hiroshi Kubo
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Document conveying device, image reading device, and image forming...
Patent number
8,896,891
Issue date
Nov 25, 2014
Ricoh Company, Limited
Fumiyuki Heishi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Image forming system and insertion method
Patent number
8,794,731
Issue date
Aug 5, 2014
Ricoh Company, Ltd.
Takahiro Watanabe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sheet conveying device, image reading device, and image forming device
Patent number
8,743,431
Issue date
Jun 3, 2014
Ricoh Company, Limited
Kenji Hayasaka
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Insertion system, image forming system, and insertion method
Patent number
8,668,192
Issue date
Mar 11, 2014
Ricoh Company, Ltd.
Shingo Matsushita
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information
Patent Grant
Billing system with authenticated wireless device transaction event...
Patent number
7,266,519
Issue date
Sep 4, 2007
QUALCOMM Incorporated
Ravinder Chandhok
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Communication method authenticating a personal station and calculat...
Patent number
6,333,977
Issue date
Dec 25, 2001
Hitachi, Ltd.
Tsutomu Kusaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of use of a control channel in a cellular communications system
Patent number
6,298,236
Issue date
Oct 2, 2001
Matsushita Electric Industrial Company, Ltd.
Jun Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone handset for operating in a plurality of wireless telephon...
Patent number
6,011,960
Issue date
Jan 4, 2000
Matsushita Electric Industrial Co., Ltd.
Jun Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system authenticating a personal station and ca...
Patent number
5,991,379
Issue date
Nov 23, 1999
Hitachi, Ltd.
Tsutomu Kusaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for preventing unauthorized use of a micro cellul...
Patent number
5,943,396
Issue date
Aug 24, 1999
Matsushita Electric Industrial Co., Ltd.
Masaki Terashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of use of a control channel in a cellular communications system
Patent number
5,907,806
Issue date
May 25, 1999
Matsushita Electric Industrial Company, Ltd.
Jun Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Portable radio telephone equipment used for CMTS/MCS in common
Patent number
5,842,129
Issue date
Nov 24, 1998
Matsushita Electric Industrial Co., Ltd.
Jun Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for preparing crystal thin films by using a su...
Patent number
5,837,332
Issue date
Nov 17, 1998
Nihon Victor Kabushiki-kaisha
Migaku Takahashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for allocating idle channels of a cellular mobile telephone...
Patent number
5,710,973
Issue date
Jan 20, 1998
Matsushita Electric Industrial Co., Ltd.
Jun Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital radiocommunication terminal
Patent number
5,696,792
Issue date
Dec 9, 1997
Hitachi, Ltd.
Shigeyuki Sudo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for preventing unauthorized use of a micro cellular system o...
Patent number
5,625,869
Issue date
Apr 29, 1997
Matsushita Electric Industrial Co., Ltd.
Jun Nagamatsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for providing a microzone mobile communication...
Patent number
5,625,672
Issue date
Apr 29, 1997
Matsushita Electric Industrial Co., Ltd.
Jun Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for automatic mode selection for a dual-mode telephone hands...
Patent number
5,504,803
Issue date
Apr 2, 1996
Matsushita Electric Industrial Co., Ltd.
Jun Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for allocating channels in a microcellular system
Patent number
5,483,666
Issue date
Jan 9, 1996
Matsushita Electric Industrial Co., Ltd.
Jun Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for producing a liquid crystal polyester resin composition h...
Patent number
5,268,410
Issue date
Dec 7, 1993
Nippon Petrochemicals Company, Limited
Jun Yamada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Surface acoustic wave apparatus and method of productivity and adju...
Patent number
5,175,711
Issue date
Dec 29, 1992
Hitachi, Ltd.
Takashi Shiba
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
MEDIUM PROCESSING APPARATUS, IMAGE FORMING APPARATUS, AND IMAGE FOR...
Publication number
20240417205
Publication date
Dec 19, 2024
RICOH COMPANY, LTD.
Suzuka Fujita
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
MEDIUM PROCESSING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20240422273
Publication date
Dec 19, 2024
RICOH COMPANY, LTD.
Wataru Nozaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SHEET PROCESSING APPARATUS, IMAGE FORMING APPARATUS, AND IMAGE FORM...
Publication number
20240400337
Publication date
Dec 5, 2024
Jun YAMADA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
MEDIA PROCESSING APPARATUS, IMAGE FORMING APPARATUS, AND IMAGE FORM...
Publication number
20240400335
Publication date
Dec 5, 2024
Yuji SUZUKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
MEDIA CONVEYING APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20240400331
Publication date
Dec 5, 2024
RICOH COMPANY, LTD.
Shingo Yoshizawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
MEDIUM PROCESSING APPARATUS AND IMAGE FORMING SYSTEM
Publication number
20240300771
Publication date
Sep 12, 2024
RICOH COMPANY, LTD.
Shuuto Tohkaishi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
LIQUID APPLICATION DEVICE, IMAGE FORMING APPARATUS, AND IMAGE FORMI...
Publication number
20240294351
Publication date
Sep 5, 2024
Kanako FUJISAKI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SHEET PROCESSING DEVICE, IMAGE FORMING APPARATUS, AND IMAGE FORMING...
Publication number
20240253923
Publication date
Aug 1, 2024
Yusuke HIRONO
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SHEET FOLDER, IMAGE FORMING APPARATUS INCORPORATING THE SHEET FOLDE...
Publication number
20240246787
Publication date
Jul 25, 2024
Takuya MORINAGA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SHEET FOLDING APPARATUS, IMAGE FORMING APPARATUS, AND IMAGE FORMING...
Publication number
20240182258
Publication date
Jun 6, 2024
Yuusuke SHIBASAKI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
DRIVE CONTROL DEVICE, DRIVING DEVICE, SHEET CONVEYING DEVICE, AND I...
Publication number
20200103811
Publication date
Apr 2, 2020
RICOH COMPANY, LTD.
Keisuke SUGIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
Publication number
20180047696
Publication date
Feb 15, 2018
RENESAS ELECTRONICS CORPORATION
Jun YAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SHEET PROCESSING DEVICE, IMAGE FORMING SYSTEM, AND COMPUTER-READABL...
Publication number
20160221787
Publication date
Aug 4, 2016
RICOH COMPANY, LIMITED
Shingo MATSUSHITA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
Publication number
20150116968
Publication date
Apr 30, 2015
Renesas Electronics Corporation
Jun YAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SHEET PROCESSING DEVICE, IMAGE FORMING SYSTEM, AND METHOD OF ADDITI...
Publication number
20150065326
Publication date
Mar 5, 2015
Akihiro MUSHA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SHEET PROCESSING DEVICE, IMAGE FORMING SYSTEM, AND METHOD OF ADDITI...
Publication number
20150045197
Publication date
Feb 12, 2015
Keisuke SUGIYAMA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
AUTOMATIC DOCUMENT FEEDER, IMAGE SCANNING DEVICE, AND IMAGE FORMING...
Publication number
20140140744
Publication date
May 22, 2014
RICOH COMPANY, LIMITED
Takeshi AKAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SHEET CONVEYING DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING APP...
Publication number
20130320611
Publication date
Dec 5, 2013
RICOH COMPANY, LTD.
Hiroshi KUBO
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
AUTOMATIC DOCUMENT FEEDER AND IMAGE FORMING APPARATUS INCLUDING THE...
Publication number
20130315610
Publication date
Nov 28, 2013
RICOH COMPANY, LIMITED
Hiroaki UTAGAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DOCUMENT CONVEYING DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING...
Publication number
20130242359
Publication date
Sep 19, 2013
RICOH COMPANY, LIMITED
Fumiyuki HEISHI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SHEET CONVEYING DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING DEVICE
Publication number
20130215481
Publication date
Aug 22, 2013
Kenji HAYASAKA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
INSERTION SYSTEM, IMAGE FORMING SYSTEM, AND INSERTION METHOD
Publication number
20120322641
Publication date
Dec 20, 2012
RICOH COMPANY, LTD.
Shingo Matsushita
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information
Patent Application
IMAGE FORMING SYSTEM AND INSERTION METHOD
Publication number
20120229551
Publication date
Sep 13, 2012
RICOH COMPANY, LTD.
Takahiro Watanabe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INSERTION SYSTEM AND INSERTION METHOD
Publication number
20120131885
Publication date
May 31, 2012
RICOH COMPANY, LTD.
Shingo Matsushita
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information
Patent Application
BILLING SYSTEM WITH AUTHENTICATED WIRELESS DEVICE TRANSACTION EVENT...
Publication number
20070232263
Publication date
Oct 4, 2007
Ravinder Paul CHANDHOK
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for application auto-disable/restore enhancement
Publication number
20070197202
Publication date
Aug 23, 2007
Stephen A. Sprigg
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Billing system with authenticated wireless device transaction event...
Publication number
20040267646
Publication date
Dec 30, 2004
Ravinder Chandhok
G06 - COMPUTING CALCULATING COUNTING