Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9309098 | Pallet fork with improved visibility and versatility | Karl E. Lindenmuth, Daniel E. Peschel, Andrew Lee Vering, Rayme J. Collins | 2016-04-12 |
| 8684623 | Tool coupler having anti-release mechanism | Troy Curtis Robl, Andy Lee Vering, Trent Randall Stefek | 2014-04-01 |
| 7882898 | Quick coupler | Andrew Lee Vering, Karl E. Lindenmuth | 2011-02-08 |
| 7814689 | Quick coupler | Andrew Lee Vering, Karl E. Lindenmuth | 2010-10-19 |
| 7737668 | Buck-boost switching regulator | Tamotsu Yamamoto, Takashi Ryu | 2010-06-15 |
| 7714562 | Hysteretic switching regulator | Tamotsu Yamamoto, Takashi Ryu, Hirohisa Tanabe, Masaaki Koto | 2010-05-11 |
| 7683719 | Internal frequency compensation circuit for integrated circuit controllers | Tamotsu Yamamoto, Takashi Ryu | 2010-03-23 |
| 7502205 | Method of operating read and write transducers by controlling thermal actuation | Tony Hurtado, Wentao Yan, Lin Guo, Chris Hawks, Don Brunnett +2 more | 2009-03-10 |
| 7411389 | Method of detecting changes in operability status of a slider mover in a disk drive | Anthony R. Hurtado, Erhard Schreck, Duc H. Banh, Tim R. Glassburn, Kazuhiro Saito +2 more | 2008-08-12 |
| 7310194 | System for monitoring and dynamically adjusting head-to-disk spacing in a disk drive | Bruce Schardt, Erhard Schreck, Jingbo Yu, Michael Mallary, Scott Hughes +9 more | 2007-12-18 |
| 7292015 | High efficiency, high slew rate switching regulator/amplifier | Tamotsu Yamamoto, Takuya Ishi | 2007-11-06 |
| 7282894 | Method and apparatus for performing lossless sensing and negative inductor currents in a high side switch | Tamotsu Yamamoto, Takashi Ryu | 2007-10-16 |
| 7282900 | Performance controller for a step down current mode switching regulator | Tamotsu Yamamoto, Takashi Ryu, Mikio Motomori, Takuya Ishii | 2007-10-16 |
| 7250746 | Current mode switching regulator with predetermined on time | Tamotsu Yamamoto, Hiroshi Saito, Takuya Ishii, Takashi Ryu, Hiroki Akashi +1 more | 2007-07-31 |
| 7199636 | Active diode | Tamotsu Yamamoto, Takashi Ryu, Hideki Shirokoshi | 2007-04-03 |
| 7176668 | Switching regulator with advanced slope compensation | Tamotsu Yamamoto | 2007-02-13 |
| 7126318 | Higher order slope compensation for fixed frequency current mode switching regulators | Tamotsu Yamamoto, Mikio Motomori | 2006-10-24 |
| 6975481 | Driver systems and methods for an actuator of a hard disk drive | Wei Guo | 2005-12-13 |
| 5691637 | Magnetic field position transducer for two or more dimensions | Ronald A. Smith | 1997-11-25 |
| 5488240 | Apparatus and method for rotating an optical element using a moving coil in a constant magnetic field | Louis Hlousek, K. C. Odencrantz, Donald W. Dahlin, Saied Motaei, Paul W. Siggins +3 more | 1996-01-30 |
| 5418657 | Track address detecting means by HDD sector servo method | Michael Machado, Ronald R. Moon, Avraham Perahia | 1995-05-23 |
| 5210474 | Digital-analog driver for brushless D.C. spindle motor | — | 1993-05-11 |
| 4214279 | Clocking system for servo signal having two or more harmonically related frequencies | — | 1980-07-22 |
| 4200827 | Positioning system employing feedforward and feedback control | — | 1980-04-29 |