F02P 17/08
Using a cathode-ray oscilloscope
Official title: using a cathode-ray oscilloscope (F02P17/06 takes precedence)
F02P17/08 (Using a cathode-ray oscilloscope) appears on 54 US grants and 2 published applications in this corpus.
Search patents in F02P- Granted patents
- 54
- Published applications
- 2
- Assignees
- 23
- Inventors
- 109
- Latest grant
- 18 Jan 2005
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for inspecting ignition device for internal combustion engine and inspection device18 Jan 2005US 6,844,735 B2Denso Corporation
- Distributorless ignition adapter for diagnostic oscilloscopes30 Nov 2004US 6,825,648 B2
- Method and apparatus for engine analysis by waveform comparison2 Nov 1999US 5,978,727 ASun Electric U.K. Limited
- Engine analyzer with cylinder triggering of oscilloscope display having fixed-time sweep24 Aug 1999US 5,941,926 ASnap-on Technologies, Inc.
- Independent cursor control in dual-trace engine analyzer scope27 Apr 1999US 5,898,307 ASnap-on Technologies, Inc.
Most cited
By later US patents
- Graphical display of timing advance data98US 5,034,893 AClean Air Technologies Inc. · 1991
- Interface for coupling an analyzer to a distributorless ignition system62US 5,218,302 ASun Electric Corporation · 1993
- Computer based engine analyzer with hardware cylinder counter49US 4,425,791 ABear Automotive Service Equipment Company · 1984
- Engine test and display apparatus45US 4,125,894 ASun Electric Corporation · 1978
- Detecting malfunction in cylinders of internal combustion engines40US 3,972,230 ARCA Corporation · 1976