DS

David L. Schaum

IBM: 4 patents #13 of 1,444Top 1%
🗺 New York: #136 of 5,342 inventorsTop 3%
Overall (1989): #5,475 of 140,708Top 4%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D304635 Cart William H. Barrett, Joseph Allen Gregory, Lisa M. Mohr 1989-11-14
4877204 Tilt/swivel display base Joseph Allen Gregory 1989-10-31
D303659 Data terminal controller William B. Phillips 1989-09-26
D300030 Remote control unit William H. Barrett, Joseph Allen Gregory, Lisa M. Mohr, Louis J. Remsburger 1989-02-28