Y10T 74/1832
Multiple screw
Y10T74/1832 (Multiple screw) appears on 21 US grants and 0 published applications in this corpus.
Search patents in Y10T- Granted patents
- 21
- Published applications
- 0
- Assignees
- 17
- Inventors
- 34
- Latest grant
- 30 Nov 1999
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- High pressure pump system and method of operation thereof30 Nov 1999US 5,992,222 AUHP Corp.
- Reversible high impact mechanism17 Nov 1998US 5,836,403 ASnap-on Technologies, Inc.
- Method for a translatory motion of components18 Feb 1997US 5,603,245 ASchumag AG
- Rotary motion/constant velocity linear reciprocating motion conversion device and hydraulic system using the same21 Feb 1995US 5,390,585 ASamjoo Machinery Co., Ltd.
- Comprehensive water treatment system27 Oct 1992US 5,157,979 AW. R. Hague, Inc.
No published applications in this class yet.
Most cited
By later US patents
- Rotary motion/constant velocity linear reciprocating motion conversion device and hydraulic system using the same81US 5,390,585 ASamjoo Machinery Co., Ltd. · 1995
- Reversible high impact mechanism45US 5,836,403 ASnap-on Technologies, Inc. · 1998
- Variable camshaft32US 5,129,407 AJ. D. Phillips Corporation · 1992
- Linear differential mechanism23US 4,730,503 ARobomatix Ltd. · 1988
- Mortising apparatus18US 4,478,264 AMcKnight-Miller Company, Inc. · 1984