Lehmann; Rolf
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lehmann; Rolf.The latest application filed is for "chainsaw chain for concrete".
- Lehmann; Rolf - Ammerswil CH
- Lehmann; Rolf - Hamburg DE
- Lehmann; Rolf - Rudolfstetten CH
- Lehmann; Rolf - Mutschellen CH
- Lehmann; Rolf - Mutschellen AG CH
| Patent | Date |
|---|---|
| Device for metering bulk material Grant 8,397,954 - Lehmann March 19, 2 | 2013-03-19 |
| Chainsaw chain for concrete Grant 7,434,575 - Lehmann October 14, 2 | 2008-10-14 |
| Chainsaw Chain for Concrete App 20080000466 - Lehmann; Rolf | 2008-01-03 |
| Device for metering bulk material App 20070170209 - Lehmann; Rolf | 2007-07-26 |
| Protective clothing App 20040181859 - Lehmann, Rolf | 2004-09-23 |
| Protective garment App 20040152382 - Lehmann, Rolf | 2004-08-05 |
| Protective clothing, in particular glove App 20040148680 - Lehmann, Rolf | 2004-08-05 |
| Chain saw with saw depth limitation App 20020026716 - Lehmann, Rolf ; et al. | 2002-03-07 |
| Deflection controlled roll Grant 5,290,223 - Lehmann March 1, 1 | 1994-03-01 |
| Apparatus and method for producing plastic foils Grant 5,240,666 - Schnyder , et al. August 31, 1 | 1993-08-31 |
| Method of, and apparatus for, the continuous casting of rapidly solidifying material Grant 4,721,154 - Christ , et al. January 26, 1 | 1988-01-26 |
| Calender for pressure and thermal treatment of material webs Grant 4,605,366 - Lehmann , et al. August 12, 1 | 1986-08-12 |
| Rolling mill Grant 4,218,905 - Lehmann , et al. August 26, 1 | 1980-08-26 |
| Calender composed of controlled deflection rolls Grant 4,198,905 - Lehmann April 22, 1 | 1980-04-22 |
| Rolling mill with two press gaps Grant 4,124,349 - Lehmann November 7, 1 | 1978-11-07 |
| Hydrostatic support arrangement Grant 4,091,517 - Lehmann , et al. May 30, 1 | 1978-05-30 |
| Deflection control device Grant 4,090,282 - Lehmann May 23, 1 | 1978-05-23 |
| Hydrostatic supporting device Grant 4,073,549 - Christ , et al. February 14, 1 | 1978-02-14 |
| Deflection-controlled roll for the pressure treatment of materials in web form Grant 4,058,877 - Lehmann November 22, 1 | 1977-11-22 |
| Support for continuously cast hot metal components Grant 4,047,274 - Lehmann September 13, 1 | 1977-09-13 |
| Temperature-controlled roll for a rolling mill Grant 3,997,953 - Christ , et al. December 21, 1 | 1976-12-21 |
| Machine for producing a corrugated sheet Grant 3,990,935 - Lehmann November 9, 1 | 1976-11-09 |
| Blade for applying a flowable substance to a moving article Grant 3,899,999 - Christ , et al. August 19, 1 | 1975-08-19 |
| Controlled Deflection Roll Grant 3,802,044 - Spillmann , et al. April 9, 1 | 1974-04-09 |
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