loadpatents
Patent applications and USPTO patent grants for Rofall; Klaus.The latest application filed is for "vacuum pump".
Patent | Date |
---|---|
Vacuum pump Grant 9,624,927 - Bahnen , et al. April 18, 2 | 2017-04-18 |
Vacuum Pump App 20130224055 - Bahnen; Rudolf ;   et al. | 2013-08-29 |
Tempering method for a screw-type vacuum pump Grant 7,232,295 - Kriehn , et al. June 19, 2 | 2007-06-19 |
Cooled screw-type vacuum pump Grant 7,056,108 - Behling , et al. June 6, 2 | 2006-06-06 |
Two shaft vacuum pump with cantilevered rotors Grant 6,964,559 - Behling , et al. November 15, 2 | 2005-11-15 |
Two-shaft vacuum pump Grant 6,863,511 - Kriehn , et al. March 8, 2 | 2005-03-08 |
Tempering method for a screw-type vacuum pump App 20050019169 - Kriehn, Hartmut ;   et al. | 2005-01-27 |
Cooled screw-type vacuum pump App 20040265160 - Behling, Manfred ;   et al. | 2004-12-30 |
Two-shaft vacuum pump App 20040091380 - Kriehn, Hartmut ;   et al. | 2004-05-13 |
Vacuum pump with two co-operating rotors App 20030152468 - Behling, Manfred ;   et al. | 2003-08-14 |
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