Kohta AKIYAMA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid discharge apparatus, image forming apparatus, and drive wave...
- Patent number 11,752,764
- Issue date Sep 12, 2023
- Ricoh Company, Ltd.
- Kohta Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge device and liquid discharging method
- Patent number 11,724,493
- Issue date Aug 15, 2023
- Ricoh Company, Ltd.
- Kohta Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Drive waveform generating device, liquid discharge device, and liqu...
- Patent number 10,166,767
- Issue date Jan 1, 2019
- Ricoh Company, Ltd.
- Kohta Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet recording method and inkjet recording device
- Patent number 9,757,942
- Issue date Sep 12, 2017
- Ricoh Company, Ltd.
- Kiminori Masuda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 9,162,447
- Issue date Oct 20, 2015
- Ricoh Company, Limited
- Kohta Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet recording method and inkjet printed matter
- Patent number 9,010,917
- Issue date Apr 21, 2015
- Ricoh Company, Ltd.
- Hiroshi Gotou
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 8,944,560
- Issue date Feb 3, 2015
- Ricoh Company, Limited
- Sumiaki Aoki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND COMPUTER-READABL...
- Publication number 20240383247
- Publication date Nov 21, 2024
- RICOH COMPANY, LTD.
- Kohta AKIYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE APPARATUS, IMAGE FORMING APPARATUS, AND DRIVE WAVE...
- Publication number 20220143975
- Publication date May 12, 2022
- RICOH COMPANY, LTD.
- Kohta AKIYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGING METHOD
- Publication number 20220032614
- Publication date Feb 3, 2022
- RICOH COMPANY, LTD.
- Kohta AKIYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DRIVE WAVEFORM GENERATING DEVICE, LIQUID DISCHARGE DEVICE, AND LIQU...
- Publication number 20170326874
- Publication date Nov 16, 2017
- RICOH COMPANY, LTD.
- Kohta AKIYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INKJET RECORDING METHOD AND INKJET RECORDING DEVICE
- Publication number 20160144620
- Publication date May 26, 2016
- Kiminori MASUDA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INKJET RECORDING METHOD AND INKJET PRINTED MATTER
- Publication number 20130323474
- Publication date Dec 5, 2013
- Hiroshi GOTOU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130241986
- Publication date Sep 19, 2013
- RICOH COMPANY, LIMITED
- Sumiaki AOKI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130215173
- Publication date Aug 22, 2013
- Kohta AKIYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Kohta AKIYAMA

Person

Patents Grantslast 30 patents

Liquid discharge apparatus, image forming apparatus, and drive wave...

Liquid discharge device and liquid discharging method

Drive waveform generating device, liquid discharge device, and liqu...

Inkjet recording method and inkjet recording device

Image forming apparatus

Inkjet recording method and inkjet printed matter

Image forming apparatus

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND COMPUTER-READABL...

LIQUID DISCHARGE APPARATUS, IMAGE FORMING APPARATUS, AND DRIVE WAVE...

LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGING METHOD

DRIVE WAVEFORM GENERATING DEVICE, LIQUID DISCHARGE DEVICE, AND LIQU...

INKJET RECORDING METHOD AND INKJET RECORDING DEVICE

INKJET RECORDING METHOD AND INKJET PRINTED MATTER

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS