RJ

Ralph L. Hollis, Jr.

IBM: 8 patents #13,150 of 70,183Top 20%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
CU Carnegie Mellon University: 1 patents #637 of 1,507Top 45%
📍 Yorktown Heights, NY: #218 of 858 inventorsTop 30%
🗺 New York: #11,369 of 115,490 inventorsTop 10%
Overall (All Time): #382,265 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
9853528 Spherical induction motor Masaaki Kumagai 2017-12-26
8497767 Magnetic levitation haptic interface system 2013-07-30
7847504 Dynamic balancing mobile robot 2010-12-07
6545375 Field-joinable platen tiles for planar motors 2003-04-08
6175169 Closed-loop planar linear motor with integral monolithic three-degree-of-freedom AC-magnetic position/orientation sensor Zachary J. Butler, Alfred Anthony Rizzi, Arthur E. Quard, III 2001-01-16
5434504 Position sensors for linear motors including plural symmetrical fluxes generated by a planar drive coil and received by planar sense coils being colinear along an axis of motion Jehuda Ish-Shalom, Edward J. Yarmchuk 1995-07-18
5153494 Ultrafast electro-dynamic X, Y and Theta Positioning Stage 1992-10-06
5146566 Input/output system for computer user interface using magnetic levitation Septimiu E. Salcudean 1992-09-08
4745681 Controlled pin insertion using airflow sensing and active feedback Michael O'Connor 1988-05-24
4684547 Format patterning method for magnetic recording media Thomas H. DiStefano, Mark A. Johnson, Sherman Wang 1987-08-04
4520570 Piezoelectric x-y-positioner Johannes G. Bednorz, Martin Lanz, Wolfgang D. Pohl, Celia E. Yeack-Scranton 1985-06-04
4514674 Electromagnetic X-Y-Theta precision positioner Bela L. Musits 1985-04-30
4509002 Precision X-Y positioner 1985-04-02