Kohji Tsukahara

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Dry cleaning casing, dry cleaning apparatus and attachment method o...
- Patent number 9,604,344
- Issue date Mar 28, 2017
- Ricoh Company, Ltd.
- Yuusuke Taneda
- B24 - GRINDING POLISHING
Information Patent Grant
Dry-type cleaning chassis, dry-type cleaning device, and dry-type c...
- Patent number 9,597,716
- Issue date Mar 21, 2017
- Ricoh Company, Ltd.
- Akihiro Fuchigami
- B24 - GRINDING POLISHING
Information Patent Grant
Dry type cleaning housing and dry type cleaning apparatus
- Patent number 9,452,454
- Issue date Sep 27, 2016
- Ricoh Company, Ltd.
- Yuusuke Taneda
- B24 - GRINDING POLISHING
Information Patent Grant
Anti-cleanser dispersing element, object holder, and dry washing de...
- Patent number 9,421,588
- Issue date Aug 23, 2016
- Ricoh Company, Ltd.
- Akihiro Fuchigami
- B08 - CLEANING
Information Patent Grant
Dry type cleaning case and dry type cleaning device
- Patent number 9,358,589
- Issue date Jun 7, 2016
- Ricoh Company, Ltd.
- Akihiro Fuchigami
- B24 - GRINDING POLISHING
Information Patent Grant
Dry-type cleaning chassis and dry-type cleaning device
- Patent number 8,713,750
- Issue date May 6, 2014
- Ricoh Company, Ltd.
- Akihiro Fuchigami
- B08 - CLEANING
Information Patent Grant
Disk laminate, disk cartridge, disk loading/unloading mechanism, di...
- Patent number 8,607,259
- Issue date Dec 10, 2013
- Ricoh Company, Ltd.
- Yoshimichi Takano
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
HEAT EXCHANGER, CHEMICAL HEAT PUMP, AND PRODUCTION METHOD FOR PRODU...
- Publication number 20160327315
- Publication date Nov 10, 2016
- RICOH COMPANY, LTD.
- Masahiro MASUZAWA
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAT STORAGE AND RELEASE UNIT, CHEMICAL HEAT PUMP, AND NON-ELECTRIF...
- Publication number 20160290685
- Publication date Oct 6, 2016
- Yasutomo AMAN
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
DRY CLEANING CASING, DRY CLEANING APPARATUS AND ATTACHMENT METHOD O...
- Publication number 20150101143
- Publication date Apr 16, 2015
- Yuusuke Taneda
- B08 - CLEANING
Information Patent Application
DRY CLEANING DEVICE
- Publication number 20140366307
- Publication date Dec 18, 2014
- RICOH COMPANY, LTD.
- Akihiro Fuchigami
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DRY-TYPE CLEANING CHASSIS, DRY-TYPE CLEANING DEVICE, AND DRY-TYPE C...
- Publication number 20140020713
- Publication date Jan 23, 2014
- Yuusuke TANEDA
- B08 - CLEANING
Information Patent Application
DRY-TYPE CLEANING CHASSIS, DRY-TYPE CLEANING DEVICE, AND DRY-TYPE C...
- Publication number 20130326840
- Publication date Dec 12, 2013
- RICOH COMPANY, LTD.
- Akihiro Fuchigami
- B08 - CLEANING
Information Patent Application
DRY TYPE CLEANING CASE AND DRY TYPE CLEANING DEVICE
- Publication number 20130192018
- Publication date Aug 1, 2013
- RICOH COMPANY, LTD.
- Akihiro Fuchigami
- B08 - CLEANING
Information Patent Application
DRY TYPE CLEANING HOUSING AND DRY TYPE CLEANING APPARATUS
- Publication number 20130180552
- Publication date Jul 18, 2013
- Yuusuke Taneda
- B08 - CLEANING
Information Patent Application
DRY CLEANING HOUSING, DRY CLEANING DEVICE, AND DRY CLEANING METHOD
- Publication number 20130118525
- Publication date May 16, 2013
- Akihiro Fuchigami
- B08 - CLEANING
Information Patent Application
ANTI-CLEANSER DISPERSING ELEMENT, OBJECT HOLDER, AND DRY WASHING DE...
- Publication number 20130104945
- Publication date May 2, 2013
- Akihiro Fuchigami
- B08 - CLEANING
Information Patent Application
DRY TYPE CLEANING CASE AND DRY TYPE CLEANING DEVICE
- Publication number 20120216363
- Publication date Aug 30, 2012
- RICOH COMPANY, LTD.
- Yoichi OKAMOTO
- B08 - CLEANING
Information Patent Application
DRY-TYPE CLEANING CHASSIS AND DRY-TYPE CLEANING DEVICE
- Publication number 20120117749
- Publication date May 17, 2012
- RICOH COMPANY, LTD.
- Akihiro FUCHIGAMI
- B08 - CLEANING
Information Patent Application
DISK LAMINATE, DISK CARTRIDGE, DISK LOADING/UNLOADING MECHANISM, DI...
- Publication number 20110283299
- Publication date Nov 17, 2011
- Yoshimichi Takano
- G11 - INFORMATION STORAGE

Kohji Tsukahara

Person

Patents Grantslast 30 patents

Dry cleaning casing, dry cleaning apparatus and attachment method o...

Dry-type cleaning chassis, dry-type cleaning device, and dry-type c...

Dry type cleaning housing and dry type cleaning apparatus

Anti-cleanser dispersing element, object holder, and dry washing de...

Dry type cleaning case and dry type cleaning device

Dry-type cleaning chassis and dry-type cleaning device

Disk laminate, disk cartridge, disk loading/unloading mechanism, di...

Patents Applicationslast 30 patents

HEAT EXCHANGER, CHEMICAL HEAT PUMP, AND PRODUCTION METHOD FOR PRODU...

HEAT STORAGE AND RELEASE UNIT, CHEMICAL HEAT PUMP, AND NON-ELECTRIF...

DRY CLEANING CASING, DRY CLEANING APPARATUS AND ATTACHMENT METHOD O...

DRY CLEANING DEVICE

DRY-TYPE CLEANING CHASSIS, DRY-TYPE CLEANING DEVICE, AND DRY-TYPE C...

DRY-TYPE CLEANING CHASSIS, DRY-TYPE CLEANING DEVICE, AND DRY-TYPE C...

DRY TYPE CLEANING CASE AND DRY TYPE CLEANING DEVICE

DRY TYPE CLEANING HOUSING AND DRY TYPE CLEANING APPARATUS

DRY CLEANING HOUSING, DRY CLEANING DEVICE, AND DRY CLEANING METHOD

ANTI-CLEANSER DISPERSING ELEMENT, OBJECT HOLDER, AND DRY WASHING DE...

DRY TYPE CLEANING CASE AND DRY TYPE CLEANING DEVICE

DRY-TYPE CLEANING CHASSIS AND DRY-TYPE CLEANING DEVICE

DISK LAMINATE, DISK CARTRIDGE, DISK LOADING/UNLOADING MECHANISM, DI...