Ralph L Hollis, Jr

Title: Ralph L Hollis, Jr: Innovator in Positioning Technology

Introduction

Ralph L Hollis, Jr. is a notable inventor based in Yorktown Heights, NY (US). He has made significant contributions to the field of positioning technology, holding a total of 8 patents. His work primarily focuses on advancements in linear motors and positioning stages.

Latest Patents

One of his latest patents is for position sensors for linear motors, which includes plural symmetrical fluxes. This invention involves sensors that detect the position of a linear motor relative to a platen. The design features first and second magnetic members with teeth aligned to the platen's teeth. A single turn planar drive winding is utilized to produce drive fluxes within the magnetic members. Additionally, a sense winding generates outputs that are periodic functions of the sensor's position relative to the platen. Another significant patent is the Ultrafast Electro-Dynamic X, Y and Theta Positioning Stage. This invention allows for the movement of light payloads with high linear and angular accelerations. Its momentum-cancelling design minimizes reaction forces and torques, resulting in smooth and ultrafast performance.

Career Highlights

Ralph L Hollis, Jr. is associated with International Business Machines Corporation (IBM), where he has contributed to various innovative projects. His expertise in positioning technology has positioned him as a key figure in the development of advanced systems.

Collaborations

He has collaborated with notable coworkers such as Septimiu Edmund Salcudean and Jehuda Ish-Shalom, further enhancing the innovative environment at IBM.

Conclusion

Ralph L Hollis, Jr. is a distinguished inventor whose work in positioning technology has led to significant advancements in the field. His contributions continue to influence the development of efficient and effective positioning systems.