SJ

Steven R. Jefferies

DD Dentsply Research And Development: 14 patents #3 of 167Top 2%
DI Dentsply International: 3 patents #34 of 235Top 15%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
DG Dentsply Detrey Gmbh: 2 patents #5 of 37Top 15%
GO Gensci Orthobiologics: 2 patents #1 of 4Top 25%
Basf Se: 1 patents #8,065 of 13,826Top 60%
DS Dentsply Sirona: 1 patents #179 of 352Top 55%
📍 Media, PA: #12 of 402 inventorsTop 3%
🗺 Pennsylvania: #1,721 of 74,527 inventorsTop 3%
Overall (All Time): #118,926 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
4846165 Wound dressing membrane Pamela H. Hare 1989-07-11
4814423 Dual bonding adhesive composition Chin-Teh Huang 1989-03-21
4772284 Breast prosthesis with improved biocompatibility and method of making the same Robert J. Spence 1988-09-20
4472840 Method of inducing osseous formation by implanting bone graft material 1984-09-25
4409332 Collagen-enzyme conjugates that exhibit no inflammatory response and method for making the same James L. Gutmann, Barry M. Heatfield 1983-10-11
4394370 Bone graft material for osseous defects and method of making same 1983-07-19