Keisuke OKAWA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ink jet recording apparatus
- Patent number 11,298,962
- Issue date Apr 12, 2022
- Hitachi Industrial Equipment Systems Co., Ltd.
- Keisuke Okawa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Inkjet Recording Device and Inkjet Recording System
- Publication number 20250196520
- Publication date Jun 19, 2025
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Takahiro ARIMA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Inkjet Printer System
- Publication number 20240149598
- Publication date May 9, 2024
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Masahiro AONO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Ink Jet Recording Apparatus
- Publication number 20210187984
- Publication date Jun 24, 2021
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Keisuke OKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Inkjet Recording Device and Inkjet Recording Device Control Method
- Publication number 20200189270
- Publication date Jun 18, 2020
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Keisuke OKAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS