Hirofumi SHIMOKAWA

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mobile apparatus, terminal apparatus, information processing system...
- Patent number 11,184,475
- Issue date Nov 23, 2021
- Pioneer Corporation
- Shunichiro Nagao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sleepiness calculation device
- Patent number 9,993,194
- Issue date Jun 12, 2018
- Pioneer Corporation
- Hirofumi Shimokawa
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
MOBILE APPARATUS, TERMINAL APPARATUS, INFORMATION PROCESSING SYSTEM...
- Publication number 20210112153
- Publication date Apr 15, 2021
- PIONEER CORPORATION
- Shunichiro NAGAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOBILE TERMINAL DEVICE, INFORMATION PROCESSING DEVICE, COOPERATIVE...
- Publication number 20190346937
- Publication date Nov 14, 2019
- PIONEER CORPORATION
- Shunichiro NAGAO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SLEEPINESS CALCULATION DEVICE
- Publication number 20180064387
- Publication date Mar 8, 2018
- Pioneer Corporation
- Hirofumi SHIMOKAWA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE