Horst T Kaufhold
Inventor
Stats
- 27 US patents issued
- 27 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 27 US Patents Issued
- 27 US Applications Filed
- 321 Total Citation Count
- Jan 29, 2002 Most Recent Filing
- Feb 18, 1982 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| Amstead Industries Incorporated | 1
| 1999
|
| AMSTED INDUSTRIES INCORPORATED | 1
1 3 3 2 2 1 1 1 | 1982
1983 1989 1990 1991 1992 1993 1994 1996 |
| AMSTED RAIL COMPANY, INC. | 2
1 1 1 1 1 1 3 2 2 3 2 | 1989
1990 1991 1992 1993 1994 1995 1997 1998 1999 2000 2002 |
Inventor Addresses
| Address | Duration |
|---|---|
| Aurora, IL | Mar 16, 93 - Jan 27, 04 |
| Aurora, IL, US | Jun 13, 02 - Jun 13, 02 |
| Chicago, IL | Mar 06, 84 - Jul 28, 92 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B23P: | OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS | 1 |
| B61C: | LOCOMOTIVES; MOTOR RAILCARS | 1 |
| B61D: | BODY DETAILS OR KINDS OF RAILWAY VEHICLES | 3 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 6681943 | 2004 | Railcar draft gear assembly and system | 26 |
| 6446820 | 2002 | Railcar draft gear assembly and system | 34 |
| 2002/0070,189 | 2002 | Railcar draft gear assembly and system | 19 |
| 6360906 | 2002 | Slackless railway coupler with buff/draft gear | 21 |
| 6324995 | 2001 | Railway car center filler plate | 15 |
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