Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6532810 | Method and apparatus for detecting timing belt damage using inductive link coupling | — | 2003-03-18 |
| 6523400 | Method and apparatus for detecting timing belt damage using link-coupled feedback | — | 2003-02-25 |
| 6491457 | Apparatus and method for deriving electric power efficiently from a keyboard | — | 2002-12-10 |
| 6181239 | Method and apparatus for timing belt drive | — | 2001-01-30 |
| 5831802 | Electronic circuit for automatic disconnector | Samir Ahmed | 1998-11-03 |
| 5825293 | Apparatus and method for monitoring breathing magnetically | Hassan Hakki | 1998-10-20 |
| 5153760 | Oscillating photovoltaic optical shutter for reflective display | — | 1992-10-06 |
| 4417240 | Plural output switched current amplifier as for driving light emitting diodes | — | 1983-11-22 |
| 4297644 | Amplifier with cross-over current control | — | 1981-10-27 |
| 4284945 | Current dividers using emitter-coupled transistor pairs | — | 1981-08-18 |
| 4282477 | Series voltage regulators for developing temperature-compensated voltages | — | 1981-08-04 |
| 4270101 | Relaxation oscillator having switched current source | — | 1981-05-26 |
| 4260955 | Current amplifier with regenerative latch switch | — | 1981-04-07 |
| 4260945 | Regulated current source circuits | — | 1981-04-07 |
| 4251778 | Circuit with electrically controlled gain | — | 1981-02-17 |
| 4241265 | Television vertical ramp generator | — | 1980-12-23 |
| 4230999 | Oscillator incorporating negative impedance network having current mirror amplifier | — | 1980-10-28 |
| 4230998 | Television vertical ramp generator | — | 1980-10-28 |
| 4223280 | Relaxation oscillator including an SCR and having switch means for interrupting current flow therethrough | — | 1980-09-16 |
| 4223281 | SCR Relaxation oscillator with current amplifier in its gate circuit | — | 1980-09-16 |
| 4221979 | Non-inverting buffer circuits | — | 1980-09-09 |
| 4220930 | Quasi-linear amplifier with feedback-controlled idling currents | — | 1980-09-02 |
| 4216435 | Voltage-to-current converter apparatus | — | 1980-08-05 |
| 4213068 | Transistor saturation control | — | 1980-07-15 |
| 4204133 | Temperature-sensitive control circuits | — | 1980-05-20 |