G05B 2219/36372
Light, magnetic pen
G05B2219/36372 (Light, magnetic pen) appears on 8 US grants and 0 published applications in this corpus.
Search patents in G05B- Granted patents
- 8
- Published applications
- 0
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 30 Nov 1999
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 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 | 2 | 0 |
| 1999 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods for the in-process detection of workpieces in a CMP environment30 Nov 1999US 5,993,289 ASpeedFam-IPEC Corporation
- Methods for the in-process detection of workpieces with a monochromatic light source5 Oct 1999US 5,961,369 ASpeedFam-IPEC Corporation
- Apparatus for the in-process detection of workpieces with a monochromatic light source20 Oct 1998US 5,823,853 ASpeedfam Corporation
- Apparatus for the in-process detection of workpieces in a CMP environment31 Mar 1998US 5,733,171 ASpeedfam Corporation
- Shape generating/creating system for computer aided design, computer aided manufacturing, computer aided engineering and computer applied technology5 Sep 1989US 4,864,520 A
No published applications in this class yet.
Most cited
By later US patents
- Shape generating/creating system for computer aided design, computer aided manufacturing, computer aided engineering and computer applied technology125US 4,864,520 A1989
- Methods for the in-process detection of workpieces with a monochromatic light source54US 5,961,369 ASpeedFam-IPEC Corporation · 1999
- Apparatus for the in-process detection of workpieces in a CMP environment45US 5,733,171 ASpeedfam Corporation · 1998
- Data processing system for sewing machine34US 4,742,786 ABrother Kogyo Kabushiki Kaisha · 1988
- Apparatus for the in-process detection of workpieces with a monochromatic light source23US 5,823,853 ASpeedfam Corporation · 1998