Masashi Tokuda

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical writing device and image forming apparatus incorporating same
- Patent number 9,996,021
- Issue date Jun 12, 2018
- Ricoh Company, Ltd.
- Masashi Tokuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Motor driver control method, motor driver control device, motor con...
- Patent number 8,912,741
- Issue date Dec 16, 2014
- Ricoh Company, Ltd.
- Junko Wakabayashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Communication system, master device and slave device, and communica...
- Patent number 8,719,476
- Issue date May 6, 2014
- Ricoh Company, Ltd.
- Masashi Tokuda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dead-time generating circuit and motor control apparatus
- Patent number 8,665,003
- Issue date Mar 4, 2014
- Ricoh Company, Ltd.
- Yasuo Ueda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and device for facsimile communication capable of completing...
- Patent number 7,835,428
- Issue date Nov 16, 2010
- Ricoh Company, Ltd.
- Masashi Tokuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Modem and facsimile apparatus capable of monitoring G3 communicatio...
- Patent number 7,580,160
- Issue date Aug 25, 2009
- Ricoh Company, Ltd.
- Masashi Tokuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encoding method and system, and decoding method and system
- Patent number 5,861,824
- Issue date Jan 19, 1999
- Ricoh Company, Ltd.
- Tadanori Ryu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL WRITING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20170242364
- Publication date Aug 24, 2017
- RICOH COMPANY, LTD.
- Masashi TOKUDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEAD-TIME GENERATING CIRCUIT AND MOTOR CONTROL APPARATUS
- Publication number 20120126735
- Publication date May 24, 2012
- Yasuo Ueda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
COMMUNICATION SYSTEM, MASTER DEVICE AND SLAVE DEVICE, AND COMMUNICA...
- Publication number 20120072629
- Publication date Mar 22, 2012
- RICOH COMPANY, LTD.
- Masashi TOKUDA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Motor Driver Control Method, Motor Driver Control Device, Motor Con...
- Publication number 20100308761
- Publication date Dec 9, 2010
- RICOH COMPANY, LTD.
- Junko WAKABAYASHI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method and device for facsimile communication capable of completing...
- Publication number 20070036206
- Publication date Feb 15, 2007
- Masashi Tokuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Modem and facsimile apparatus capable of monitoring G3 communicatio...
- Publication number 20040246530
- Publication date Dec 9, 2004
- Masashi Tokuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Masashi Tokuda

Person

Patents Grantslast 30 patents

Optical writing device and image forming apparatus incorporating same

Motor driver control method, motor driver control device, motor con...

Communication system, master device and slave device, and communica...

Dead-time generating circuit and motor control apparatus

Method and device for facsimile communication capable of completing...

Modem and facsimile apparatus capable of monitoring G3 communicatio...

Encoding method and system, and decoding method and system

Patents Applicationslast 30 patents

OPTICAL WRITING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

DEAD-TIME GENERATING CIRCUIT AND MOTOR CONTROL APPARATUS

COMMUNICATION SYSTEM, MASTER DEVICE AND SLAVE DEVICE, AND COMMUNICA...

Motor Driver Control Method, Motor Driver Control Device, Motor Con...

Method and device for facsimile communication capable of completing...

Modem and facsimile apparatus capable of monitoring G3 communicatio...