SM

Seymour Mermelstein

DI Dresser Industries: 2 patents #157 of 787Top 20%
LT L•Vad Technology: 1 patents #10 of 15Top 70%
📍 Newton, MA: #921 of 2,747 inventorsTop 35%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,048,436 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6048353 Trephine device for locating and cutting a cylindrical or reverse tapered aperture in flexible material Paul S. Freed, Adrian Kantrowitz 2000-04-11
5367719 Tank having fluid flow controlling apparatus 1994-11-29
5005228 Flow controlling 1991-04-09
4499773 Variable capacitance pressure transducer Arthur W. Crampton, Hollis L. Gray, Jr. 1985-02-19
4497202 Laminar flowmeter 1985-02-05