Y10T 409/503444
Concave work surface [e.g., bearing, stereotype printing plate, etc,]
Y10T409/503444 (Concave work surface [e.g., bearing, stereotype printing plate, etc,]) appears on 3 US grants and 0 published applications in this corpus.
Search patents in Y10T- Granted patents
- 3
- Published applications
- 0
- Assignees
- 3
- Inventors
- 3
- Latest grant
- 1 Jul 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of working diffraction optical grating element shape and method of working mold for molding diffraction optical grating element shape1 Jul 2003US 6,585,461 B1Canon Kabushiki Kaisha
- Internal flash removal unit18 Apr 1989US 4,822,221 AMcDermott Incorporated
- Impeller under file machine25 Mar 1986US 4,578,006 ABorg-Warner Corporation
No published applications in this class yet.
Most cited
By later US patents
- Method of working diffraction optical grating element shape and method of working mold for molding diffraction optical grating element shape11US 6,585,461 B1Canon Kabushiki Kaisha · 2003
- Internal flash removal unit7US 4,822,221 AMcDermott Incorporated · 1989
- Impeller under file machine2US 4,578,006 ABorg-Warner Corporation · 1986