G01D 15/342
Of circular shape
Official title: {of circular shape}
G01D15/342 (Of circular shape) appears on 4 US grants and 0 published applications in this corpus.
Search patents in G01D- Granted patents
- 4
- Published applications
- 0
- Assignees
- 3
- Inventors
- 6
- Latest grant
- 20 Jul 1993
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of determining gas flow volume20 Jul 1993US 5,228,346 AMarathon Oil Company
- Method for recording light information19 Feb 1985US 4,500,889 AFuji Photo Film Co., Ltd.
- Disc chart paper with reinforced separating edge23 Sep 1980US 4,224,629 A
- Recording device with flexible chart29 Mar 1977US 4,015,268 ANorcross Corporation
No published applications in this class yet.
Most cited
By later US patents