| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 03/08/1977 | US4011478 Magnetic speed sensing mechanism |
| 02/22/1977 | US4009406 Synchronous micromotor with a permanent magnet rotor |
| 02/08/1977 | US4007387 Electrical synchronous machines |
| 02/01/1977 | US4006374 Electric micro motor for a timepiece |
| 01/18/1977 | US4004168 Electric rotating machine |
| 12/21/1976 | US3999107 Self-starting synchronous motor |
| 12/21/1976 | US3999092 Permanent magnet synchronous dynamoelectric machine |
| 11/30/1976 | US3994228 Projectile fuze for a spinning projectile containing a detonator cap and an electromagnetic firing or ignition current generator |
| 10/12/1976 | US3986118 Simplified wheel speed transducer |
| 10/12/1976 | US3985109 Breakerless ignition system for an internal combustion engine |
| 10/12/1976 | US3984972 Transducer for quartz crystal timepiece |
| 10/05/1976 | US3984713 Magnetic speed sensor with compensating pole |
| 10/05/1976 | US3984709 Miniature electric motor |
| 09/28/1976 | US3983430 Electric generator |
| 09/14/1976 | USRE28960 Method of mass producing alternator stators for small engines |
| 09/14/1976 | US3980913 Magnetic speed sensor |
| 09/07/1976 | US3979619 Permanent magnet field structure for dynamoelectric machines |
| 08/31/1976 | US3978358 Rotary electric motor |
| 08/31/1976 | US3978356 Self-starting synchronous motor with permanent magnet rotor |
| 08/31/1976 | US3978355 Damping in electric clock |
| 08/03/1976 | US3973137 Multi-rotor electric motor |
| 07/27/1976 | US3971977 Magneto generator supplied battery-less electric power supply system particularly for motor vehicles |
| 07/13/1976 | US3969649 Circuit arrangement for bicycle lighting systems |
| 07/06/1976 | US3968390 Synchronous motor |
| 07/06/1976 | US3967827 Synchronized induction motor |
| 06/29/1976 | US3967147 Low power synchronous motor and line cord therefor |
| 06/01/1976 | US3961214 Velocity pick-off with noise cancellation |
| 05/18/1976 | US3958139 Electric motor with bridge-type magnetic circuits |
| 05/11/1976 | US3956650 Laminar-rotor synchronous inductor motor |
| 04/27/1976 | US3953752 Permanent magnet rotor for a synchronous motor and method of making same |
| 04/20/1976 | US3952219 Compact motor |
| 04/13/1976 | US3950663 Inline motor iron and windings |
| 04/06/1976 | US3948239 Signal generator for use in a breakerless ignition system for an internal combustion engine |
| 03/30/1976 | US3947711 Magnetic speed sensor |
| 03/30/1976 | US3947710 Flywheel type magneto generator for a rotary engine |
| 03/09/1976 | US3942501 Timing circuit for flywheel ignition system |
| 03/02/1976 | US3942045 Speed or angular position electromagnetic transducer |
| 02/24/1976 | US3940645 Small-sized synchronous motor |
| 02/10/1976 | US3938112 Tubular wheel speed sensor |
| 02/10/1976 | US3937994 Magnetic speed sensor |
| 02/03/1976 | US3936680 Miniature self-starting electric motor |