G01D 15/005
Effaceable recording
Official title: {Effaceable recording}
G01D15/005 (Effaceable recording) appears on 11 US grants and 0 published applications in this corpus.
Search patents in G01D- Granted patents
- 11
- Published applications
- 0
- Assignees
- 10
- Inventors
- 19
- Latest grant
- 31 May 1994
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and device for erasing and writing on magnetic recording media suitable for direct viewing31 May 1994US 5,317,340 A
- Thermal recording method11 Oct 1988US 4,777,492 ACanon Kabushiki Kaisha
- Pen-recording apparatus capable of erasing written characters19 Jul 1988US 4,758,102 ABrother Kogyo Kabushiki Kaisha
- Controller for pen, paper and chart of a recorder26 Apr 1983US 4,381,512 AHewlett-Packard Company
- Device for erasing a record carrier recorded by magnetic fields in visually readable form6 Apr 1982US 4,323,933 AKienzle Apparate GmbH
No published applications in this class yet.
Most cited
By later US patents
- Apparatus for forming an erasable record of the value of a measured quantity42US 4,054,922 AKienzle Apparate GmbH · 1977
- Graphic recording system25US 4,096,484 AEdo Western Corporation · 1978
- Method and apparatus for correctably printing characters with sublimable ink16US 4,188,139 AIng. C. Olivetti & C., S.p.A. · 1980
- Thermal recording method14US 4,777,492 ACanon Kabushiki Kaisha · 1988
- Automatic flux mapping system10US 4,255,234 AWestinghouse Electric Corp. · 1981