H03J 1/12
Friction drive
H03J1/12 (Friction drive) appears on 5 US grants and 0 published applications in this corpus.
Search patents in H03J- Granted patents
- 5
- Published applications
- 0
- Assignees
- 4
- Inventors
- 5
- Latest grant
- 3 Nov 1992
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Edge-heat sink technqiue for zone melting recrystallization of semiconductor-on-insulator films3 Nov 1992US 5,160,575 AMassachusetts Institute of Technology
- External manual rotatable drive useable to tune a VCR9 Jan 1990US 4,893,100 A
- Station-selecting device for a radio receiver25 Mar 1986US 4,578,047 AThomson-Brandt
- Drive mechanism9 Jun 1981US 4,271,714 AMatsushita Electric Corporation of America
- Friction device for use in car radios7 Oct 1980US 4,226,128 AAutovox S.p.A.
No published applications in this class yet.
Most cited
By later US patents
- Friction device for use in car radios7US 4,226,128 AAutovox S.p.A. · 1980
- Edge-heat sink technqiue for zone melting recrystallization of semiconductor-on-insulator films7US 5,160,575 AMassachusetts Institute of Technology · 1992
- Drive mechanism1US 4,271,714 AMatsushita Electric Corporation of America · 1981
- Station-selecting device for a radio receiver1US 4,578,047 AThomson-Brandt · 1986