Tsukasa Hatakenaka

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Chair with sound system
- Patent number D447348
- Issue date Sep 4, 2001
- Omron Corporation
- Yutaka Kobayashi
- D06 - Furnishings
Information Patent Grant
Exercise amount measuring device capable of displaying the amount o...
- Patent number 5,989,200
- Issue date Nov 23, 1999
- Omron Corporation
- Manabu Yoshimura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Vibration sensor including a movable magnet positioned between stat...
- Patent number 5,834,649
- Issue date Nov 10, 1998
- Omron Corporation
- Akihisa Narai
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Exercise amount measuring device capable of displaying the amount o...
- Patent number 5,788,655
- Issue date Aug 4, 1998
- Omron Corporation
- Manabu Yoshimura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE