Ping H. Heun

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Kowloon, HK

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Patents Grantslast 30 patents

Information Patent Grant
Receiver of an electronic dog collar
- Patent number D376553
- Issue date Dec 17, 1996
- GSL Rechargeable Products, Ltd.
- Ping H. Heun
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Remote control transmitter for a dog training unit
- Patent number D375057
- Issue date Oct 29, 1996
- GSL Rechargeable Products, Ltd.
- Ping H. Heun
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Electronic signalling transmitter for the retrieval of animals
- Patent number D373092
- Issue date Aug 27, 1996
- GSL Rechargeable Products, Ltd.
- Ping H. Heun
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Flashlight with pivoting head
- Patent number D373211
- Issue date Aug 27, 1996
- GSL Rechargeable Products, Ltd.
- Ping H. Heun
- D26 - Lighting
Information Patent Grant
Flexible flashlight
- Patent number D371855
- Issue date Jul 16, 1996
- GSL Rechargeable Products, Ltd.
- Ping H. Heun
- D26 - Lighting