James T. HAN

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Rockville, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual flush toilet devices
- Patent number 8,584,268
- Issue date Nov 19, 2013
- James T. Han
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
DUAL FLUSH DEVICE FOR TOILETS
- Publication number 20170175370
- Publication date Jun 22, 2017
- James T. HAN
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
DUAL FLUSH TOILET DEVICES
- Publication number 20130232678
- Publication date Sep 12, 2013
- JAMES T. HAN
- E03 - WATER SUPPLY SEWERAGE