Koichiro Jinnai

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image recording apparatus constituting of selectable units
- Patent number 5,208,612
- Issue date May 4, 1993
- Ricoh Company, Ltd.
- Makoto Obu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multi-tone recording method for ink jet printer
- Patent number 4,642,653
- Issue date Feb 10, 1987
- Ricoh Company, Ltd.
- Tadashi Ito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid level detector for ink jet printer
- Patent number 4,626,874
- Issue date Dec 2, 1986
- Ricoh Company, Ltd.
- Toshiharu Murai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Control system and method for charge control ink jet printer
- Patent number 4,604,631
- Issue date Aug 5, 1986
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Deflection control ink jet printing apparatus
- Patent number 4,598,299
- Issue date Jul 1, 1986
- Ricoh Company, Ltd.
- Takahisa Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multicolor ink jet recording apparatus having means for preventing...
- Patent number 4,595,948
- Issue date Jun 17, 1986
- Ricoh Company, Ltd.
- Tadashi Itoh
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink-jet printing apparatus
- Patent number 4,562,442
- Issue date Dec 31, 1985
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printing apparatus
- Patent number 4,542,385
- Issue date Sep 17, 1985
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet waste and replenish ink system
- Patent number 4,527,170
- Issue date Jul 2, 1985
- Ricoh Company Ltd.
- Kyuhachiro Iwasaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink viscosity regulation for ink jet printer
- Patent number 4,521,789
- Issue date Jun 4, 1985
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printing apparatus
- Patent number 4,499,475
- Issue date Feb 12, 1985
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printing apparatus using guard drops
- Patent number 4,491,852
- Issue date Jan 1, 1985
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print-distortion compensating device for the ink jet printing appar...
- Patent number 4,438,440
- Issue date Mar 20, 1984
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printing apparatus
- Patent number 4,437,101
- Issue date Mar 13, 1984
- Ricoh Company, Ltd.
- Yutaka Ebi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Controllable ink drop velocity type ink-jet printer
- Patent number 4,393,385
- Issue date Jul 12, 1983
- Ricoh Co., Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Device for correcting ink dot misplacement in ink-jet printing
- Patent number 4,371,878
- Issue date Feb 1, 1983
- Ricoh Co., Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sheet feed apparatus for printer or the like
- Patent number 4,369,964
- Issue date Jan 25, 1983
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Ink jet printer
- Patent number 4,365,255
- Issue date Dec 21, 1982
- Ricoh Co., Ltd.
- Masanori Horike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Nozzle position deviation compensation arrangement for ink jet prin...
- Patent number 4,364,060
- Issue date Dec 14, 1982
- Ricoh Co., Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printing apparatus
- Patent number 4,358,775
- Issue date Nov 9, 1982
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printing apparatus
- Patent number 4,328,505
- Issue date May 4, 1982
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Controllable ink drop velocity type ink-jet printer
- Patent number 4,313,123
- Issue date Jan 26, 1982
- Ricoh Co., Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink-jet recording apparatus
- Patent number 4,293,865
- Issue date Oct 6, 1981
- Ricoh Co., Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink-jet recording apparatus
- Patent number 4,290,073
- Issue date Sep 15, 1981
- Ricoh Co., Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Variable-charge type ink-jet printer
- Patent number 4,288,797
- Issue date Sep 8, 1981
- Ricoh Co., Ltd.
- Masanori Horike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink-jet printing method and device therefor
- Patent number 4,231,047
- Issue date Oct 28, 1980
- Ricoh Co., Ltd.
- Kyuhachiro Iwasaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printing apparatus
- Patent number 4,228,440
- Issue date Oct 14, 1980
- Ricoh Company, Ltd.
- Masanori Horike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Charging phase control device for ink jet recording device
- Patent number 4,217,595
- Issue date Aug 12, 1980
- Ricoh Company, Ltd.
- Masanori Horike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printing apparatus with ink replenishing
- Patent number 4,178,595
- Issue date Dec 11, 1979
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Koichiro Jinnai

Person

Patents Grantslast 30 patents

Image recording apparatus constituting of selectable units

Multi-tone recording method for ink jet printer

Liquid level detector for ink jet printer

Control system and method for charge control ink jet printer

Deflection control ink jet printing apparatus

Multicolor ink jet recording apparatus having means for preventing...

Ink-jet printing apparatus

Ink jet printing apparatus

Ink jet waste and replenish ink system

Ink viscosity regulation for ink jet printer

Ink jet printing apparatus

Ink jet printing apparatus using guard drops

Print-distortion compensating device for the ink jet printing appar...

Ink jet printing apparatus

Controllable ink drop velocity type ink-jet printer

Device for correcting ink dot misplacement in ink-jet printing

Sheet feed apparatus for printer or the like

Ink jet printer

Nozzle position deviation compensation arrangement for ink jet prin...

Ink jet printing apparatus

Ink jet printing apparatus

Controllable ink drop velocity type ink-jet printer

Ink-jet recording apparatus

Ink-jet recording apparatus

Variable-charge type ink-jet printer

Ink-jet printing method and device therefor

Ink jet printing apparatus

Charging phase control device for ink jet recording device

Ink jet printing apparatus with ink replenishing