Keiji Kataoka

Person

Hitachinaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-beam generating device and optical recording device using the...
- Patent number 7,542,642
- Issue date Jun 2, 2009
- Ricoh Printing Systems, Ltd.
- Susumu Monma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-beam light source, method for manufacturing the same, light s...
- Patent number 7,477,813
- Issue date Jan 13, 2009
- Ricoh Printing Systems, Ltd.
- Susumu Monma
- G02 - OPTICS
Information Patent Grant
Semiconductor laser module for optical scanner
- Patent number 7,347,629
- Issue date Mar 25, 2008
- Ricoh Printing Systems, Ltd.
- Yasuyuki Shibayama
- G02 - OPTICS
Information Patent Grant
Optical recording apparatus
- Patent number 7,327,664
- Issue date Feb 5, 2008
- Ricoh Printing Systems, Ltd.
- Keiji Kataoka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor laser module
- Patent number 7,287,918
- Issue date Oct 30, 2007
- Ricoh Printing Systems, Ltd.
- Keiji Kataoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical recording apparatus
- Patent number 6,753,991
- Issue date Jun 22, 2004
- Hitachi Printing Solutions, Ltd.
- Yasuyuki Shibayama
- G02 - OPTICS
Information Patent Grant
Image forming apparatus having an optical fiber array
- Patent number 6,647,189
- Issue date Nov 11, 2003
- Hitachi Koki Co., Ltd.
- Michio Yokosuka
- G02 - OPTICS
Information Patent Grant
Optical recording apparatus including light-transmitting diffractio...
- Patent number 6,621,511
- Issue date Sep 16, 2003
- Hitachi Printing Solutions, Ltd.
- Yasuyuki Shibayama
- G02 - OPTICS
Information Patent Grant
Laser beam scanning apparatus and method providing controllable pri...
- Patent number 5,995,130
- Issue date Nov 30, 1999
- Hitachi Koki Co., Ltd.
- Kazuhiro Akatsu
- G02 - OPTICS
Information Patent Grant
Exposure device of electrophotographic apparatus with optical path...
- Patent number 5,818,496
- Issue date Oct 6, 1998
- Hitachi Koki Co., Ltd.
- Youji Hirose
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Module for optical fiber receptacle used in a scanning device
- Patent number 5,737,133
- Issue date Apr 7, 1998
- Hitachi Koki Co., Ltd.
- Masazumi Ouchi
- G02 - OPTICS
Information Patent Grant
Optical recording apparatus using optical fibers for guiding laser...
- Patent number 5,719,832
- Issue date Feb 17, 1998
- Hitachi Koki Co., Ltd.
- Keiji Kataoka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical recorder having a signal separation circuit and a FIFO memo...
- Patent number 5,578,819
- Issue date Nov 26, 1996
- Hitachi Koki Co., Ltd.
- Keiji Kataoka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Light scanner and multi-beam generator using the same
- Patent number 5,574,597
- Issue date Nov 12, 1996
- Hitachi Koki Co., Ltd.
- Keiji Kataoka
- G02 - OPTICS
Information Patent Grant
Light control device
- Patent number 5,444,567
- Issue date Aug 22, 1995
- Hitachi Koki Co., Ltd.
- Keiji Kataoka
- G02 - OPTICS
Information Patent Grant
Laser printing device with control of oscillation amplitude
- Patent number 5,218,377
- Issue date Jun 8, 1993
- Hitachi Koki Co., Ltd.
- Keiji Kataoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
MULTI-BEAM GENERATING DEVICE AND OPTICAL RECORDING DEVICE USING THE...
- Publication number 20080159703
- Publication date Jul 3, 2008
- SUSUMU MONMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-beam light source, method for manufacturing the same, light s...
- Publication number 20070165987
- Publication date Jul 19, 2007
- Ricoh Printing Systems, Ltd.
- Susumu Monma
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR LASER MODULE FOR OPTICAL SCANNER
- Publication number 20070058908
- Publication date Mar 15, 2007
- Yasuyuki Shibayama
- G02 - OPTICS
Information Patent Application
Semiconductor laser module
- Publication number 20060140555
- Publication date Jun 29, 2006
- Ricoh Printing Systems, Ltd.
- Keiji Kataoka
- G02 - OPTICS
Information Patent Application
Optical recording apparatus
- Publication number 20040213130
- Publication date Oct 28, 2004
- Hitachi Printing Solutions, Ltd.
- Keiji Kataoka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Optical recording apparatus
- Publication number 20030151826
- Publication date Aug 14, 2003
- HITACHI PRINTING SOLUTIONS, LTD.
- Yasuyuki Shibayama
- G02 - OPTICS
Information Patent Application
Optical recording apparatus
- Publication number 20020071025
- Publication date Jun 13, 2002
- Yasuyuki Shibayama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus
- Publication number 20010036346
- Publication date Nov 1, 2001
- Michio Yokosuka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Keiji Kataoka

Person

Patents Grantslast 30 patents

Multi-beam generating device and optical recording device using the...

Multi-beam light source, method for manufacturing the same, light s...

Semiconductor laser module for optical scanner

Optical recording apparatus

Semiconductor laser module

Optical recording apparatus

Image forming apparatus having an optical fiber array

Optical recording apparatus including light-transmitting diffractio...

Laser beam scanning apparatus and method providing controllable pri...

Exposure device of electrophotographic apparatus with optical path...

Module for optical fiber receptacle used in a scanning device

Optical recording apparatus using optical fibers for guiding laser...

Optical recorder having a signal separation circuit and a FIFO memo...

Light scanner and multi-beam generator using the same

Light control device

Laser printing device with control of oscillation amplitude

Patents Applicationslast 30 patents

MULTI-BEAM GENERATING DEVICE AND OPTICAL RECORDING DEVICE USING THE...

Multi-beam light source, method for manufacturing the same, light s...

SEMICONDUCTOR LASER MODULE FOR OPTICAL SCANNER

Semiconductor laser module

Optical recording apparatus

Optical recording apparatus

Optical recording apparatus

Image forming apparatus