Kazutaka Nakashima

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Loudspeaker device
- Patent number 11,284,174
- Issue date Mar 22, 2022
- Sony Corporation
- Masaaki Ohara
- A42 - HEADWEAR
Information Patent Grant
Sound generator
- Patent number D904344
- Issue date Dec 8, 2020
- Sony Corporation
- Masaaki Ohara
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Mount
- Patent number D890728
- Issue date Jul 21, 2020
- Sony Corporation
- Masaaki Ohara
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Tape or disc player having a lid with a lock mechanism
- Patent number 6,191,922
- Issue date Feb 20, 2001
- Sony Corporation
- Masayuki Shimada
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording and/or reproducing apparatus with external controller and...
- Patent number 5,867,355
- Issue date Feb 2, 1999
- Sony Corporation
- Toshio Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording and/or reproducing apparatus
- Patent number 5,706,353
- Issue date Jan 6, 1998
- Sony Corporation
- Toshio Arai
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
LOUDSPEAKER DEVICE
- Publication number 20210281937
- Publication date Sep 9, 2021
- SONY CORPORATION
- MASAAKI OHARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Receptacle, plug, and connector apparatus
- Publication number 20080242149
- Publication date Oct 2, 2008
- MITSUMI ELECTRIC CO., LTD.
- Takeshi Konno
- H01 - BASIC ELECTRIC ELEMENTS