ER

Elizabeth L. Ratner

GP Gte Products: 2 patents #353 of 928Top 40%
📍 Lowell, MA: #304 of 739 inventorsTop 45%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,314,070 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4988921 Lamp with integral automatic light control circuit David H. Fox 1991-01-29
4965490 Scent-generating lamp using mating parts — 1990-10-23