Alan Sian Ghee Lee has been granted 34 US patents while listed as an inventor at Elmich Pte . The first was granted in 1987 and the most recent in September 2025. Alan Sian Ghee Lee ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Alan Sian Ghee Lee in Singapore, CA, SG.
Patents per Year Patents granted per year, 1987 to 2025 Bar chart with a peak of 4 patents in 2020. peak 4 1987: 1 patents 1987 1991: 1 patents 1992: 1 patents 1992 1993: 1 patents 2004: 1 patents 2004 2006: 1 patents 2007: 2 patents 2007 2008: 1 patents 2011: 3 patents 2011 2012: 1 patents 2013: 3 patents 2013 2014: 1 patents 2015: 3 patents 2015 2016: 2 patents 2018: 1 patents 2018 2019: 3 patents 2020: 4 patents 2020 2023: 1 patents 2025: 3 patents 2025 Issued Patents All Time
Showing 1–25 of 34 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
D1093120 Chock for a paver support Henry Greaves , Raymond Kok Hua Lim , Jonathan Xi Yuen 2025-09-16
D1067024 Height adjustable support for joist Henry Greaves , Raymond Kok Hua Lim , Jonathan Xi Yuen 2025-03-18
D1065603 Support for paving stones or the like Henry Greaves , Raymond Kok Hua Lim , Jonathan Xi Yuen , Nicholas Yuan Zhi Bee 2025-03-04
D987858 Support panel Henry Greaves , Raymond Kok Hua Lim , Jonathan Xi Yuen 2023-05-30
D893764 Base for paver support Henry Greaves 2020-08-18
D892361 Modular drainage element Henry Greaves , Raymond Kok Hua Lim 2020-08-04
D880987 Height adjustable pedestal Henry Greaves 2020-04-14
D880986 Adjustable pedestal Henry Greaves 2020-04-14
D864021 Planting tray Henry Greaves , Raymond Kok Hua Lim , Andy Wee Ming Chew 2019-10-22
D861197 Paver support Henry Greaves , Kok-Hua Lim 2019-09-24
D842682 Pedestal adaptor Henry Greaves 2019-03-12
D823716 Green wall system Henry Greaves , Raymond Kok Hua Lim , Andy Wee Ming Chew , Samuel Yong Keat Tan 2018-07-24
9482014 Chock for paver support Henry Greaves 2016-11-01
D759471 Fastener for decking Henry Greaves 2016-06-21
D733528 Spacer for pavers Henry Greaves 2015-07-07
D730079 Tray for green wall Henry Greaves 2015-05-26
D722257 Spacer for paver Henry Greaves 2015-02-10
8696241 Flexible drainage cell David Oliver , Henry Greaves 2014-04-15
D685924 Grass paver Henry Greaves 2013-07-09
D685745 Spacer element Henry Greaves 2013-07-09
D685248 Drill attachment Henry Greaves 2013-07-02
8186902 Means for disabling a safety catch on a screw-threaded component Henry Greaves 2012-05-29
D644404 Adjustable pedestal Henry Greaves 2011-08-30
D641534 Base for adjustable pedestal Henry Greaves 2011-07-12
7866096 Slope compensator for pedestal for elevated floors Henry Greaves 2011-01-11
