Trademark applications and grants for Neumann Manfred E. Neumann Manfred E has 1 trademark applications. The latest application filed is for "SONICON"
Patent Application | Date |
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Voltage regulator which eliminates arcing during tap changes 4,201,938 - 05/947,871 Neumann May 6, 1 | 1980-05-06 |
Tap changing voltage regulator which eliminates preventive autotransformer 4,130,789 - 05/818,987 Neumann December 19, 1 | 1978-12-19 |
CIRCUIT FOR STARTING ELECTRIC MOTOR FROM STANDSTILL WITH MAXIMUM TORQUE 3,845,372 - 05/326,612 Ringland , et al. October 29, 1 | 1974-10-29 |
FILTER FOR REPLACING NOTCHES IN ELECTRIC WAVES 3,777,250 - 05/358,135 Kaeser , et al. December 4, 1 | 1973-12-04 |
ELECTRICALLY DRIVEN VEHICLE STEERED BY CONTROL OF POWER AND SPEED OF TRACTIVE ELEMENTS 3,720,863 - 05/091,115 Ringland , et al. March 13, 1 | 1973-03-13 |
Mark Image Registration | Serial | Trademark Application Date |
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![]() "SONICON" 73517178 |
SONICON 1985-01-11 |
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