LS

L. Dennis Shapiro

LS Lifeline Systems: 2 patents #1 of 1Top 100%
📍 Sharon, MA: #3 of 35 inventorsTop 9%
🗺 Massachusetts: #202 of 2,831 inventorsTop 8%
Overall (1989): #21,682 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4884059 Apparatus and method for reporting verification testing of a personal emergency response system — 1989-11-28
4884060 Multi-state selection switch for a personal emergency response system — 1989-11-28