LAM DUHANE has a total of 12 patent applications. Its first patent ever was published in 2001. It filed its patents most often in United States and Canada. Its main competitors in its focus markets optics, measurement and electrical machinery and energy are HAN DONG-HEE, LEADER OPTRONICS TECHNOLOGY CO LTD and ALPHAMICRON INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 8 | |
#2 | Canada | 4 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Measurement | |
#3 | Electrical machinery and energy | |
#4 | Audio-visual technology | |
#5 | Environmental technology | |
#6 | Machines | |
#7 | Transport | |
#8 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Measuring length, angles and areas | |
#2 | Spectacles | |
#3 | Nonlinear optics | |
#4 | Optical systems | |
#5 | Doors and windows | |
#6 | Display controls | |
#7 | Batteries | |
#8 | Unspecified technologies | |
#9 | Vehicle windows, roofs and doors | |
#10 | Reduction of greenhouse gas emissions |
# | Name | Total Patents |
---|---|---|
#1 | Lam Duhane | 12 |
#2 | Ellens Mark William | 3 |
#3 | Branda Neil Robin | 2 |
#4 | Ngo Tran | 1 |
#5 | Iaconis Jean-Louis | 1 |
#6 | Spantulescu Andreea | 1 |
#7 | Ellens Mark | 1 |
#8 | Zimmermann Joerg | 1 |
#9 | Von Hahn Peter Alexander | 1 |
#10 | Smit Matthew Paul | 1 |
Publication | Filing date | Title |
---|---|---|
US2013278989A1 | Variable transmittance optical devices | |
US2009310121A1 | Photoelastic coating for structural monitoring | |
US2007072042A1 | Portable fuel cell power source | |
US2006170391A1 | Fuel cell charger | |
CA2349755A1 | Method for detecting stress and strain |