Inventor
LEHMAN JOSEPH M
US22 patents
⚠️ This page may combine multiple inventors who share the name “LEHMAN JOSEPH M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TTI MACAO COMMERCIAL OFFSHORE LTD
4 patentsUS10531772B2Jan 14, 2020
Handheld vacuum cleaner
TTI MACAO COMMERCIAL OFFSHORE LTD5 citations83
US10743731B2Aug 18, 2020
Vacuum filter
TTI MACAO COMMERCIAL OFFSHORE LTD3 citations72
US10792606B2Oct 6, 2020
Vacuum cleaner
TTI MACAO COMMERCIAL OFFSHORE LTD1 citations62
US11363922B2Jun 21, 2022
Vacuum cleaner and filter for a vacuum cleaner
TTI MACAO COMMERCIAL OFFSHORE LTD0 citations61