Hiroyuki SUGIYAMA

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power steering apparatus and method of manufacturing power steering...
- Patent number 10,464,593
- Issue date Nov 5, 2019
- Hitachi Automotive Systems, Ltd.
- Keisuke Kitamura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Image forming apparatus and image forming system
- Patent number 9,977,361
- Issue date May 22, 2018
- Ricoh Company, Ltd.
- Hideaki Kanaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and charging bias adjusting method therefor
- Patent number 9,606,469
- Issue date Mar 28, 2017
- Ricoh Company, Ltd.
- Saki Izumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,513,574
- Issue date Dec 6, 2016
- Ricoh Company, Ltd.
- Hiroyuki Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method that remove toner...
- Patent number 9,354,588
- Issue date May 31, 2016
- Ricoh Company, Ltd.
- Tomoko Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,310,714
- Issue date Apr 12, 2016
- Ricoh Company, Ltd.
- Naoyuki Ozaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method
- Patent number 9,298,125
- Issue date Mar 29, 2016
- Ricoh Company, Ltd.
- Hiroyuki Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image density control method employed b...
- Patent number 9,250,593
- Issue date Feb 2, 2016
- Ricoh Company, Ltd.
- Ryusuke Mase
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,244,374
- Issue date Jan 26, 2016
- Ricoh Company, Ltd.
- Hiroyuki Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of obtaining good fixed condition r...
- Patent number 9,235,170
- Issue date Jan 12, 2016
- Ricoh Company, Ltd.
- Jun Yura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,104,159
- Issue date Aug 11, 2015
- Ricoh Company, Ltd.
- Jun Shiori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,042,748
- Issue date May 26, 2015
- Ricoh Company, Ltd.
- Taichi Urayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,025,977
- Issue date May 5, 2015
- Ricoh Company, Ltd.
- Hiroyuki Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method used in the apparatus
- Patent number 8,903,256
- Issue date Dec 2, 2014
- Ricoh Company, Limited
- Jun Shiori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device
- Patent number 8,849,142
- Issue date Sep 30, 2014
- Ricoh Company, Ltd.
- Hiroyuki Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including a controller to control a cooling...
- Patent number 8,737,866
- Issue date May 27, 2014
- Ricoh Company, Ltd.
- Jun Shiori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with temperature dependent control unit
- Patent number 8,731,417
- Issue date May 20, 2014
- Ricoh Company, Limited
- Jun Shiori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for fixing a not-yet-fixed image
- Patent number 8,655,214
- Issue date Feb 18, 2014
- Ricoh Company, Ltd.
- Hiroyuki Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming method and apparatus with a cover...
- Patent number 8,483,598
- Issue date Jul 9, 2013
- Ricoh Company, Limited
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for manufacturing an ink jet recording head
- Patent number 6,971,171
- Issue date Dec 6, 2005
- Canon Kabushiki Kaisha
- Hirokazu Komuro
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Liquid discharging method, image forming method, liquid discharge a...
- Patent number 6,846,054
- Issue date Jan 25, 2005
- Canon Kabushiki Kaisha
- Hiroyuki Ishinaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of manufacturing a liquid discharge head
- Patent number 6,834,423
- Issue date Dec 28, 2004
- Canon Kabushiki Kaisha
- Hiroyuki Sugiyama
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Liquid discharge head, element substrate, liquid discharging appara...
- Patent number 6,761,434
- Issue date Jul 13, 2004
- Canon Kabushiki Kaisha
- Hiroyuki Ishinaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of producing a liquid discharge head
- Patent number 6,745,467
- Issue date Jun 8, 2004
- Canon Kabushiki Kaisha
- Haruhiko Terai
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Printing system, printing method, and ink tank
- Patent number 6,709,081
- Issue date Mar 23, 2004
- Canon Kabushiki Kaisha
- Hiroyuki Ishinaga
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ink jet recording head having movable member and restricting sectio...
- Patent number 6,663,229
- Issue date Dec 16, 2003
- Canon Kabushiki Kaisha
- Hirokazu Komuro
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Liquid discharge head, head cartridge provided with such head, liqu...
- Patent number 6,637,867
- Issue date Oct 28, 2003
- Canon Kabushiki Kaisha
- Hiroyuki Sugiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharging method accompanied by the displacement of a mova...
- Patent number 6,595,625
- Issue date Jul 22, 2003
- Canon Kabushiki Kaisha
- Sadayuki Sugama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge apparatus having a heating element
- Patent number 6,585,491
- Issue date Jul 1, 2003
- Canon Kabushiki Kaisha
- Yoichi Taneya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharging method, liquid discharge head and recording appa...
- Patent number 6,578,952
- Issue date Jun 17, 2003
- Canon Kabushiki Kaisha
- Hiroyuki Sugiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20240302790
- Publication date Sep 12, 2024
- Taira OTSUKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20230408972
- Publication date Dec 21, 2023
- Taira OTSUKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HEALTH DATA MANAGEMENT SYSTEM, HEALTH DATA MEASUREMENT APPARATUS, A...
- Publication number 20230005577
- Publication date Jan 5, 2023
- RICOH COMPANY, LTD.
- Hiroyuki Sugiyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ANTIOXIDANT DISPERSION
- Publication number 20200030198
- Publication date Jan 30, 2020
- FUJIFILM CORPORATION
- Hiroyuki SUGIYAMA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
POWER STEERING APPARATUS AND METHOD OF MANUFACTURING POWER STEERING...
- Publication number 20170174253
- Publication date Jun 22, 2017
- Hitachi Automotive Systems, Ltd.
- Keisuke KITAMURA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM
- Publication number 20170153564
- Publication date Jun 1, 2017
- Hideaki KANAYA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER STEERING DEVICE AND METHOD FOR MANUFACTURING BALL SCREW FOR P...
- Publication number 20170008555
- Publication date Jan 12, 2017
- Hitachi Automotive Systems, Ltd.
- Keisuke KITAMURA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
IMAGE FORMING APPARATUS AND CHARGING BIAS ADJUSTING METHOD THEREFOR
- Publication number 20160349658
- Publication date Dec 1, 2016
- Saki IZUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150370196
- Publication date Dec 24, 2015
- RICOH COMPANY, LTD.
- Naoyuki Ozaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD
- Publication number 20150331383
- Publication date Nov 19, 2015
- RICOH COMPANY, LTD.
- Tomoko Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150139668
- Publication date May 21, 2015
- Hiroyuki SUGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150139674
- Publication date May 21, 2015
- Hiroyuki SUGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
- Publication number 20150117884
- Publication date Apr 30, 2015
- Hiroyuki SUGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE DENSITY CONTROL METHOD EMPLOYED B...
- Publication number 20140348521
- Publication date Nov 27, 2014
- Ryusuke Mase
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140341597
- Publication date Nov 20, 2014
- Taichi URAYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140233972
- Publication date Aug 21, 2014
- RICOH COMPANY, LTD.
- Hiroyuki Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD
- Publication number 20140064756
- Publication date Mar 6, 2014
- Hiroyuki SUGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING DEVICE
- Publication number 20120315060
- Publication date Dec 13, 2012
- RICOH COMPANY, LTD.
- Hiroyuki Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120230711
- Publication date Sep 13, 2012
- Jun Shiori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120114358
- Publication date May 10, 2012
- Hiroyuki SUGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS CAPABLE OF OBTAINING GOOD FIXED CONDITION R...
- Publication number 20120114359
- Publication date May 10, 2012
- Jun Yura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120093528
- Publication date Apr 19, 2012
- Jun SHIORI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120045235
- Publication date Feb 23, 2012
- Jun SHIORI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LUBRICANT APPLYING DEVICE, IMAGE FORMING APPARATUS, PROCESS UNIT, A...
- Publication number 20110229232
- Publication date Sep 22, 2011
- Takeshi Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD USED IN THE APPARATUS
- Publication number 20110211854
- Publication date Sep 1, 2011
- Jun Shiori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING METHOD AND APPARATUS
- Publication number 20100278558
- Publication date Nov 4, 2010
- Shigekazu ENOKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Ink jet recording head and method for manufacturing the same
- Publication number 20040056928
- Publication date Mar 25, 2004
- Canon Kabushiki Kaisha
- Hirokazu Komuro
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printing system, printing method, and ink tank
- Publication number 20030038966
- Publication date Feb 27, 2003
- Hiroyuki Ishinaga
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LIQUID DISCHARGE HEAD, HEAD CARTRIDGE PROVIDED WITH SUCH HEAD, LIQU...
- Publication number 20030030701
- Publication date Feb 13, 2003
- HIROYUKI SUGIYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink jet recording head and method for manufacturing the same
- Publication number 20030030702
- Publication date Feb 13, 2003
- Hirokazu Komuro
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Hiroyuki SUGIYAMA

Person

Patents Grantslast 30 patents

Power steering apparatus and method of manufacturing power steering...

Image forming apparatus and image forming system

Image forming apparatus and charging bias adjusting method therefor

Image forming apparatus

Image forming apparatus and image forming method that remove toner...

Image forming apparatus

Image forming apparatus and image forming method

Image forming apparatus and image density control method employed b...

Image forming apparatus

Image forming apparatus capable of obtaining good fixed condition r...

Image forming apparatus

Image forming apparatus

Image forming apparatus

Image forming apparatus and image forming method used in the apparatus

Image forming device

Image forming apparatus including a controller to control a cooling...

Image forming apparatus with temperature dependent control unit

Image forming apparatus for fixing a not-yet-fixed image

Electrophotographic image forming method and apparatus with a cover...

Method for manufacturing an ink jet recording head

Liquid discharging method, image forming method, liquid discharge a...

Method of manufacturing a liquid discharge head

Liquid discharge head, element substrate, liquid discharging appara...

Method of producing a liquid discharge head

Printing system, printing method, and ink tank

Ink jet recording head having movable member and restricting sectio...

Liquid discharge head, head cartridge provided with such head, liqu...

Liquid discharging method accompanied by the displacement of a mova...

Liquid discharge apparatus having a heating element

Liquid discharging method, liquid discharge head and recording appa...

Patents Applicationslast 30 patents

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

HEALTH DATA MANAGEMENT SYSTEM, HEALTH DATA MEASUREMENT APPARATUS, A...

ANTIOXIDANT DISPERSION

POWER STEERING APPARATUS AND METHOD OF MANUFACTURING POWER STEERING...

IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM

POWER STEERING DEVICE AND METHOD FOR MANUFACTURING BALL SCREW FOR P...

IMAGE FORMING APPARATUS AND CHARGING BIAS ADJUSTING METHOD THEREFOR

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

IMAGE FORMING APPARATUS AND IMAGE DENSITY CONTROL METHOD EMPLOYED B...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND METHOD

IMAGE FORMING DEVICE

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS CAPABLE OF OBTAINING GOOD FIXED CONDITION R...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

LUBRICANT APPLYING DEVICE, IMAGE FORMING APPARATUS, PROCESS UNIT, A...

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD USED IN THE APPARATUS

ELECTROPHOTOGRAPHIC IMAGE FORMING METHOD AND APPARATUS

Ink jet recording head and method for manufacturing the same

Printing system, printing method, and ink tank

LIQUID DISCHARGE HEAD, HEAD CARTRIDGE PROVIDED WITH SUCH HEAD, LIQU...

Ink jet recording head and method for manufacturing the same