Company Filing History:

2 out of 31

Buehler Gmbh

patents

2 out of 564

Allen-bradley Company, LLC

patents

14 out of 832,812

Other

patents

Years Active: 1976-2000

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6124697 - AC inverter drive (2000-09-26),

2. 5682459 - Speed control for controlling the speed of a DC motor (1997-10-28),

3. 5629598 - Speed control for induction motor having improved sensing of motor (1997-05-13),

4. 5440219 - Induction motor speed control having improved sensing of motor operative (1995-08-08),

5. 5367600 - Motor control for a treadmill having improved power supply and improved (1994-11-22),

6. 5351336 - Motor control having improved speed regulation under intermittent loading (1994-09-27),

7. 5283726 - AC line current controller utilizing line connected inductance and DC (1994-02-01),

8. 4942795 - Precision cutter with automated pressure control (1990-07-24),

9. 4914383 - Non-contact ammeter (1990-04-03),

10. 4873792 - Polishing apparatus (1989-10-17),

11. 4475070 - Motor torque control with improved linearity (1984-10-02),

12. 4366388 - Energy utilization circuit and method (1982-12-28),

13. 4200833 - Power maximization circuit (1980-04-29),

14. 4074194 - Watt meter providing electrical signal proportional to power (1978-02-14),

15. 4059772 - Waste energy source utilization circuit and method (1977-11-22),

Title: Alan W Wilkerson: Innovator in Motor Control Technologies

Introduction

Alan W Wilkerson is a notable inventor based in Cedarburg, Wisconsin, with a remarkable portfolio of 18 patents. His work primarily focuses on advancements in motor control technologies, particularly for AC and DC motors. His innovative solutions have significantly contributed to the efficiency and performance of motor systems.

Latest Patents

Among his latest patents is the AC inverter drive, which is designed to control the speed of an AC induction motor from an inverter. This drive applies a voltage to the stator winding of the motor based on a first input signal's magnitude. The inverter also adjusts the voltage frequency according to a second input signal. The system includes a motor speed sensor and a speed reference signal source linked to a speed regulating amplifier. Additionally, a slip detector measures the motor's slip, allowing for precise control of the motor's performance. Another significant patent is the speed control for DC motors, which enhances speed regulation during transient loading conditions. This control system features a regulating circuit that manages the armature voltage, ensuring the motor maintains the desired speed even under varying load conditions.

Career Highlights

Throughout his career, Alan has worked with various companies, including Buehler GmbH, where he applied his expertise in motor control technologies. His contributions have been instrumental in developing innovative solutions that address the challenges faced in motor performance and efficiency.

Collaborations

Alan has collaborated with notable professionals in the field, including Thomas A Linke and Ashok K Parida. These collaborations have fostered a creative environment that has led to significant advancements in motor control technologies.

Conclusion

Alan W Wilkerson's contributions to motor control technologies through his patents and collaborations highlight his role as a leading innovator in the field. His work continues to influence the efficiency and performance of motor systems today.

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