IPPEI KIYAMA

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Speaker
- Patent number 12,015,895
- Issue date Jun 18, 2024
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kazuki Honda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker device
- Patent number 10,491,984
- Issue date Nov 26, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kazuki Honda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker device
- Patent number 10,469,925
- Issue date Nov 5, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Suemei Fukuhara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LOUDSPEAKER DEVICE
- Publication number 20240397253
- Publication date Nov 28, 2024
- Panasonic Intellectual Property Management Co., Ltd.
- Masashi NISHIDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER
- Publication number 20230142560
- Publication date May 11, 2023
- Panasonic Intellectual Property Management Co., Ltd.
- Kazuki HONDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER DEVICE
- Publication number 20190045285
- Publication date Feb 7, 2019
- Panasonic Intellectual Property Management Co., Ltd.
- SUEMEI FUKUHARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER DEVICE
- Publication number 20180249243
- Publication date Aug 30, 2018
- Panasonic Intellectual Property Management Co., Ltd.
- KAZUKI HONDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER DEVICE
- Publication number 20180242061
- Publication date Aug 23, 2018
- Panasonic Intellectual Property Management Co., Ltd.
- KAZUKI HONDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE