Hiroshi Nishimura

Person

West Hills, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Flow-through printhead with bypass manifold
- Patent number 12,103,306
- Issue date Oct 1, 2024
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Driver circuit for a printhead
- Patent number 11,813,859
- Issue date Nov 14, 2023
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printhead design with multiple fluid paths to jetting channels
- Patent number 11,801,677
- Issue date Oct 31, 2023
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Flow-through printhead with bypass manifold
- Patent number 11,724,497
- Issue date Aug 15, 2023
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Driver circuit for a printhead
- Patent number 11,712,888
- Issue date Aug 1, 2023
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Manifold length in a printhead
- Patent number 11,571,892
- Issue date Feb 7, 2023
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Input/output (I/O) design of a printhead allowing for daisy-chaining
- Patent number 11,376,857
- Issue date Jul 5, 2022
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Service media and methods for cleaning printheads
- Patent number 11,214,067
- Issue date Jan 4, 2022
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Flow-through printhead with bypass manifold
- Patent number 11,034,149
- Issue date Jun 15, 2021
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printhead having one or two nozzle rows that jet at least eight dif...
- Patent number 11,007,781
- Issue date May 18, 2021
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Independent reservoirs for supplying a print fluid to a flow-throug...
- Patent number 11,001,070
- Issue date May 11, 2021
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Input/output (I/O) design of a printhead allowing for daisy-chaining
- Patent number 10,981,388
- Issue date Apr 20, 2021
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Temperature sensing in a printhead using piezoelectric actuators
- Patent number 10,889,109
- Issue date Jan 12, 2021
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Printhead having one or two nozzle rows that jet at least four diff...
- Patent number 10,857,797
- Issue date Dec 8, 2020
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Supply manifold in a printhead
- Patent number 10,668,725
- Issue date Jun 2, 2020
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fluid tank with flexible membrane for a flow-through printhead
- Patent number 10,647,125
- Issue date May 12, 2020
- Ricoh Company, Ltd.
- Norimasa Sohgawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Temperature sensing in a printhead using piezoelectric actuators
- Patent number 10,493,756
- Issue date Dec 3, 2019
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printhead design that mounts at different angles to print at multip...
- Patent number 10,434,775
- Issue date Oct 8, 2019
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printhead that evacuates air from a supply manifold
- Patent number 10,391,781
- Issue date Aug 27, 2019
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Drive circuit for a printhead that converts a jetting pulse on a dr...
- Patent number 10,357,967
- Issue date Jul 23, 2019
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Carriage assembly for a printer having independent reservoirs
- Patent number 10,350,921
- Issue date Jul 16, 2019
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Temperature uniformity across an inkjet head using piezoelectric ac...
- Patent number 10,065,417
- Issue date Sep 4, 2018
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Carriage assembly for a printer having independent reservoirs
- Patent number 10,016,991
- Issue date Jul 10, 2018
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink port adapter for inkjet head
- Patent number 9,849,683
- Issue date Dec 26, 2017
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink port adapter for inkjet head
- Patent number 9,849,682
- Issue date Dec 26, 2017
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet head that circulates ink
- Patent number 9,833,994
- Issue date Dec 5, 2017
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Temperature uniformity across an inkjet head using piezoelectric ac...
- Patent number 9,796,177
- Issue date Oct 24, 2017
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Mitigating effects of crosstalk in an inkjet head
- Patent number 9,751,302
- Issue date Sep 5, 2017
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink port adapter for inkjet head
- Patent number 9,669,633
- Issue date Jun 6, 2017
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet head that circulates ink
- Patent number 9,630,408
- Issue date Apr 25, 2017
- Ricoh Company, Ltd.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
PRINTHEAD DESIGN WITH MULTIPLE FLUID PATHS TO JETTING CHANNELS
- Publication number 20240009998
- Publication date Jan 11, 2024
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
FLOW-THROUGH PRINTHEAD WITH BYPASS MANIFOLD
- Publication number 20230347649
- Publication date Nov 2, 2023
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DRIVER CIRCUIT FOR A PRINTHEAD
- Publication number 20230330986
- Publication date Oct 19, 2023
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTHEAD DESIGN WITH MULTIPLE FLUID PATHS TO JETTING CHANNELS
- Publication number 20230249460
- Publication date Aug 10, 2023
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DRIVER CIRCUIT FOR A PRINTHEAD
- Publication number 20220288922
- Publication date Sep 15, 2022
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DRIVER CIRCUIT FOR A PRINTHEAD
- Publication number 20220288925
- Publication date Sep 15, 2022
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
MANIFOLD LENGTH IN A PRINTHEAD
- Publication number 20220281222
- Publication date Sep 8, 2022
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SERVICE MEDIA AND METHODS FOR CLEANING PRINTHEADS
- Publication number 20210260877
- Publication date Aug 26, 2021
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
FLOW-THROUGH PRINTHEAD WITH BYPASS MANIFOLD
- Publication number 20210260873
- Publication date Aug 26, 2021
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INPUT/OUTPUT (I/O) DESIGN OF A PRINTHEAD ALLOWING FOR DAISY-CHAINING
- Publication number 20210197571
- Publication date Jul 1, 2021
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTHEAD HAVING ONE OR TWO NOZZLE ROWS THAT JET AT LEAST FOUR DIFF...
- Publication number 20200290347
- Publication date Sep 17, 2020
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
FLOW-THROUGH PRINTHEAD WITH BYPASS MANIFOLD
- Publication number 20200290349
- Publication date Sep 17, 2020
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTHEAD HAVING ONE OR TWO NOZZLE ROWS THAT JET AT LEAST EIGHT DIF...
- Publication number 20200290351
- Publication date Sep 17, 2020
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INPUT/OUTPUT (I/O) DESIGN OF A PRINTHEAD ALLOWING FOR DAISY-CHAINING
- Publication number 20200290341
- Publication date Sep 17, 2020
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
TEMPERATURE SENSING IN A PRINTHEAD USING PIEZOELECTRIC ACTUATORS
- Publication number 20200061988
- Publication date Feb 27, 2020
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SUPPLY MANIFOLD IN A PRINTHEAD
- Publication number 20190275794
- Publication date Sep 12, 2019
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INDEPENDENT RESERVOIRS FOR SUPPLYING A PRINT FLUID TO A FLOW-THROUG...
- Publication number 20190275802
- Publication date Sep 12, 2019
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTHEAD THAT EVACUATES AIR FROM A SUPPLY MANIFOLD
- Publication number 20190275798
- Publication date Sep 12, 2019
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
TEMPERATURE SENSING IN A PRINTHEAD USING PIEZOELECTRIC ACTUATORS
- Publication number 20190275792
- Publication date Sep 12, 2019
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTHEAD DESIGN THAT MOUNTS AT DIFFERENT ANGLES TO PRINT AT MULTIP...
- Publication number 20190134978
- Publication date May 9, 2019
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
CARRIAGE ASSEMBLY FOR A PRINTER HAVING INDEPENDENT RESERVOIRS
- Publication number 20180297381
- Publication date Oct 18, 2018
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
TEMPERATURE UNIFORMITY ACROSS AN INKJET HEAD USING PIEZOELECTRIC AC...
- Publication number 20180001627
- Publication date Jan 4, 2018
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
TEMPERATURE UNIFORMITY ACROSS AN INKJET HEAD USING PIEZOELECTRIC AC...
- Publication number 20170253032
- Publication date Sep 7, 2017
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK PORT ADAPTER FOR INKJET HEAD
- Publication number 20170253048
- Publication date Sep 7, 2017
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
MITIGATING EFFECTS OF CROSSTALK IN AN INKJET HEAD
- Publication number 20170253028
- Publication date Sep 7, 2017
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK PORT ADAPTER FOR INKJET HEAD
- Publication number 20170253047
- Publication date Sep 7, 2017
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INKJET HEAD THAT CIRCULATES INK
- Publication number 20170182777
- Publication date Jun 29, 2017
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INKJET HEAD THAT CIRCULATES INK
- Publication number 20160136955
- Publication date May 19, 2016
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INKJET HEAD THAT CIRCULATES INK
- Publication number 20160136962
- Publication date May 19, 2016
- RICOH COMPANY, LTD.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INKJET HEAD THAT CIRCULATES INK
- Publication number 20150306875
- Publication date Oct 29, 2015
- RICOH PRINTING SYSTEMS AMERICA, INC.
- Hiroshi Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Hiroshi Nishimura

Person

Patents Grantslast 30 patents

Flow-through printhead with bypass manifold

Driver circuit for a printhead

Printhead design with multiple fluid paths to jetting channels

Flow-through printhead with bypass manifold

Driver circuit for a printhead

Manifold length in a printhead

Input/output (I/O) design of a printhead allowing for daisy-chaining

Service media and methods for cleaning printheads

Flow-through printhead with bypass manifold

Printhead having one or two nozzle rows that jet at least eight dif...

Independent reservoirs for supplying a print fluid to a flow-throug...

Input/output (I/O) design of a printhead allowing for daisy-chaining

Temperature sensing in a printhead using piezoelectric actuators

Printhead having one or two nozzle rows that jet at least four diff...

Supply manifold in a printhead

Fluid tank with flexible membrane for a flow-through printhead

Temperature sensing in a printhead using piezoelectric actuators

Printhead design that mounts at different angles to print at multip...

Printhead that evacuates air from a supply manifold

Drive circuit for a printhead that converts a jetting pulse on a dr...

Carriage assembly for a printer having independent reservoirs

Temperature uniformity across an inkjet head using piezoelectric ac...

Carriage assembly for a printer having independent reservoirs

Ink port adapter for inkjet head

Ink port adapter for inkjet head

Inkjet head that circulates ink

Temperature uniformity across an inkjet head using piezoelectric ac...

Mitigating effects of crosstalk in an inkjet head

Ink port adapter for inkjet head

Inkjet head that circulates ink

Patents Applicationslast 30 patents

PRINTHEAD DESIGN WITH MULTIPLE FLUID PATHS TO JETTING CHANNELS

FLOW-THROUGH PRINTHEAD WITH BYPASS MANIFOLD

DRIVER CIRCUIT FOR A PRINTHEAD

PRINTHEAD DESIGN WITH MULTIPLE FLUID PATHS TO JETTING CHANNELS

DRIVER CIRCUIT FOR A PRINTHEAD

DRIVER CIRCUIT FOR A PRINTHEAD

MANIFOLD LENGTH IN A PRINTHEAD

SERVICE MEDIA AND METHODS FOR CLEANING PRINTHEADS

FLOW-THROUGH PRINTHEAD WITH BYPASS MANIFOLD

INPUT/OUTPUT (I/O) DESIGN OF A PRINTHEAD ALLOWING FOR DAISY-CHAINING

PRINTHEAD HAVING ONE OR TWO NOZZLE ROWS THAT JET AT LEAST FOUR DIFF...

FLOW-THROUGH PRINTHEAD WITH BYPASS MANIFOLD

PRINTHEAD HAVING ONE OR TWO NOZZLE ROWS THAT JET AT LEAST EIGHT DIF...

INPUT/OUTPUT (I/O) DESIGN OF A PRINTHEAD ALLOWING FOR DAISY-CHAINING

TEMPERATURE SENSING IN A PRINTHEAD USING PIEZOELECTRIC ACTUATORS

SUPPLY MANIFOLD IN A PRINTHEAD

INDEPENDENT RESERVOIRS FOR SUPPLYING A PRINT FLUID TO A FLOW-THROUG...

PRINTHEAD THAT EVACUATES AIR FROM A SUPPLY MANIFOLD

TEMPERATURE SENSING IN A PRINTHEAD USING PIEZOELECTRIC ACTUATORS

PRINTHEAD DESIGN THAT MOUNTS AT DIFFERENT ANGLES TO PRINT AT MULTIP...

CARRIAGE ASSEMBLY FOR A PRINTER HAVING INDEPENDENT RESERVOIRS

TEMPERATURE UNIFORMITY ACROSS AN INKJET HEAD USING PIEZOELECTRIC AC...

TEMPERATURE UNIFORMITY ACROSS AN INKJET HEAD USING PIEZOELECTRIC AC...

INK PORT ADAPTER FOR INKJET HEAD

MITIGATING EFFECTS OF CROSSTALK IN AN INKJET HEAD

INK PORT ADAPTER FOR INKJET HEAD

INKJET HEAD THAT CIRCULATES INK

INKJET HEAD THAT CIRCULATES INK

INKJET HEAD THAT CIRCULATES INK

INKJET HEAD THAT CIRCULATES INK