TT

Tat-Chi A. Tsui

IA Iona Appliances: 1 patents #3 of 15Top 20%
NL Notetry Limited: 1 patents #10 of 23Top 45%
📍 St. Catharines, CA: #55 of 206 inventorsTop 30%
Overall (All Time): #2,281,718 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5558697 Dual cyclonic vacuum cleaner James Dyson, Allan D. Millman 1996-09-24
5267371 Cyclonic back-pack vacuum cleaner Norman V. Soler, Donald LaBute 1993-12-07