Inventor · disambiguated record
Yuen-Ming Lam
Also filed as: LAM YUEN-MING
30 granted patents·376 citations·filing 1994–2007
97Inventor score
Files withGOLDMASTER DEV LTD12EVER STEP DEV LTD8EVER STEP DEVELOPMENT LTD4GOLDMASTER DEVELOPMENT LTD4LAM YUEN-MING2
Top patents by PatentIndex Score
30 records- 0196USD505113SSolar compact mobile phone battery chargerEVER STEP DEV LTD·Filed 2002·Granted May 17, 2005·81 cites·1 claims
- 0283USD400162SSolar powered battery chargerLAM YUEN-MING·Filed 1996·Granted Oct 27, 1998·28 cites·1 claims
- 0382USD493768SSolar power panelEVER STEP DEV LTD·Filed 2003·Granted Aug 3, 2004·27 cites·1 claims
- 0470USD536299SSolar panelGOLDMASTER DEV LTD·Filed 2005·Granted Feb 6, 2007·17 cites·1 claims
- 0570USD422735SSolar powered lampGOLDMASTER DEVELOPMENT LTD·Filed 1999·Granted Apr 11, 2000·15 cites·1 claims
- 0669USD495444SSolar powered lightGOLDMASTER DEV LTD·Filed 2002·Granted Aug 31, 2004·16 cites·1 claims
- 0768USD534861SSolar battery chargerEVER STEP DEV LTD·Filed 2004·Granted Jan 9, 2007·15 cites·1 claims
- 0868USD400163SSolar powered battery chargerLAM YUEN-MING·Filed 1996·Granted Oct 27, 1998·15 cites·1 claims
- 0968USD378142SCombined flashlight and fluorescent lampGOLDMASTER DEVELOPMENT LTD·Filed 1995·Granted Feb 18, 1997·15 cites·1 claims
- 1068USD364869SCombined radio and torchEVER STEP DEVELOPMENT LTD·Filed 1994·Granted Dec 5, 1995·13 cites·1 claims
- 1166USD495083SSolar powered lightGOLDMASTER DEV LTD·Filed 2002·Granted Aug 24, 2004·14 cites·1 claims
- 1263USD528501SSolar folding panelGOLDMASTER DEV LTD·Filed 2005·Granted Sep 19, 2006·13 cites·1 claims
- 1363USD422964SSolar battery charger with meterEVER STEP DEVELOPMENT LTD·Filed 1999·Granted Apr 18, 2000·12 cites·1 claims
- 1462USD504411SSolar and dynamo powered radio with lightGOLDMASTER DEV LTD·Filed 2003·Granted Apr 26, 2005·12 cites·1 claims
- 1560USD496484SSolar powered lightGOLDMASTER DEV LTD·Filed 2002·Granted Sep 21, 2004·11 cites·1 claims
- 1658USD572317SToy ferris wheelGOLDMASTER DEV LTD·Filed 2007·Granted Jul 1, 2008·10 cites·1 claims
- 1757USD505128SSolar and dynamo powered radio with lightGOLDMASTER DEV LTD·Filed 2003·Granted May 17, 2005·7 cites·1 claims
- 1853USD410099SCombined radio and torchGOLDMASTER DEVELOPMENT LTD·Filed 1998·Granted May 18, 1999·8 cites·1 claims
- 1950USD444585SSolar powered lightEVER STEP DEV LTD·Filed 2000·Granted Jul 3, 2001·7 cites·1 claims
- 2048USD386269STorchGOLDMASTER DEVELOPMENT LTD·Filed 1996·Granted Nov 11, 1997·6 cites·1 claims
- 2147USD437067SSolar powered lightEVER STEP DEV LTD·Filed 2000·Granted Jan 30, 2001·6 cites·1 claims
- 2247USD374182SMoisture sensor and indicatorEVER STEP DEVELOPMENT LTD·Filed 1995·Granted Oct 1, 1996·6 cites·1 claims
- 2345USD452928SSolar powered lampGOLDMASTER DEV LTD·Filed 2001·Granted Jan 8, 2002·5 cites·1 claims
- 2444USD414223SToy windmillEVER STEP DEVELOPMENT LTD·Filed 1997·Granted Sep 21, 1999·5 cites·1 claims
- 2542USD504410SSolar and dynamo powered radio with lightGOLDMASTER DEV LTD·Filed 2003·Granted Apr 26, 2005·3 cites·1 claims
- 2638USD470688SSolar powered rotating standEVER STEP DEV LTD·Filed 2001·Granted Feb 25, 2003·3 cites·1 claims
- 2737USD441712SSolar battery charger with adjustable meter and lightEVER STEP DEV LTD·Filed 2000·Granted May 8, 2001·3 cites·1 claims
- 2835USD470260SSolar waterproof torch lightGOLDMASTER DEV LTD·Filed 2001·Granted Feb 11, 2003·2 cites·1 claims
- 2932USD450143SCombined solar powered lantern and radioEVER STEP DEV LTD·Filed 2000·Granted Nov 6, 2001·1 cites·1 claims
- 3031USD505408SSolar and dynamo powered radio with lightGOLDMASTER DEV LTD·Filed 2003·Granted May 24, 2005·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →