Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4306273 | Capacitors | Herbert Grossman | 1981-12-15 |
| 4238030 | Electrically conductive cover sheath for dielectric record discs and the like | — | 1980-12-09 |
HM
Helmut Maylandt
Overall (All Time): #2,372,368 of 4,157,543Top 60%
2
Patents All Time