FH

Ferdinand Hendriks

HG HGST: 36 patents #24 of 1,677Top 2%
IBM: 16 patents #6,952 of 70,183Top 10%
HB Hgst Netherlands, B.V.: 5 patents #155 of 972Top 20%
AB Asml Netherlands B.V.: 2 patents #1,484 of 3,192Top 50%
📍 Yorktown, NY: #2 of 52 inventorsTop 4%
🗺 New York: #1,416 of 115,490 inventorsTop 2%
Overall (All Time): #40,712 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 1–25 of 59 patents

Patent #TitleCo-InventorsDate
8836915 Lithographic apparatus, a method of controlling the apparatus and a device manufacturing method Pieter Mulder, Jan Willem Cromwijk, Jimmy Matheus Wilhelmus Van De Winkel, Marjan Leonardus Catharina Hoofman 2014-09-16
8825182 Position control system, lithographic apparatus, and method to control a position of a movable object Wilhelmus Franciscus Johannes Simons, Norbertus Josephus Martinus Van Den Nieuwelaar, Marcel François Heertjes, Joost Jozef Hendrik Gielis 2014-09-02
8773814 Hard disk having a squeeze air bearing for rotating a disk 2014-07-08
8727832 System, method and apparatus for enhanced cleaning and polishing of magnetic recording disk Xing-Cai Guo, Toshiki Hirano, Thomas E. Karis, Bruno Marchon 2014-05-20
8390950 Reducing the obstruction of air flow through a bypass channel associated with a disk drive using an electrostatic pass-by filter Norbert A. Feliss, Donald Ray Gillis 2013-03-05
8355220 Upstream spoiler with integrated crash stop Andre S. Chan 2013-01-15
8345378 Air pump in a hard disk drive (HDD) 2013-01-01
8345377 Aerodynamic device directing pressurized airflow to ports in the device for aerostatic sealing in a hard disk drive(HDD) 2013-01-01
8274754 System, method and apparatus for integrated bypass channel and diverter for hard disk drives Andre S. Chan, Chisin Chiang, James F. Sullivan 2012-09-25
8248725 System and method to electrically ground fluid dynamic bearings Albert John Wallash 2012-08-21
8199426 Method and system for providing hard disk shrouds with aerodynamic fences for suppressing flow induced disk excitation 2012-06-12
8194347 Designed roughness and surface treatments for capillary buffer of fluid dynamic bearings Fu-Ying Huang, Chiaoping Ku, Jifang Tian 2012-06-05
8134795 Using an atmospheric pressure sensor in a hard-disk drive (HDD) Norbert A. Feliss, Donald Ray Gillis, Charles A. Brown 2012-03-13
8102618 System, method and apparatus for disk drive recirculation filter having inlet and outlet disk rim shrouding Andre S. Chan, Robert C. Reinhart, James F. Sullivan 2012-01-24
8102621 Integrated upstream spoiler and particle filter in a hard-disk drive (HDD) Charles A. Brown 2012-01-24
8085488 Predicting operational problems in a hard-disk drive (HDD) Norbert A. Feliss, Donald Ray Gillis, Charles A. Brown 2011-12-27
8077431 Apparatus and method for reducing turbulence of airflow in a hard disk drive Yukinobu Abe, Andre S. Chan, Masato Ikegawa, Hiroshi Mukai, Keiichi Takemori 2011-12-13
8077430 System and apparatus for mass-balanced spoiler in disk storage devices Andre S. Chan, Keiichi Takemori 2011-12-13
8031430 System, method, and apparatus for lightweight spoiler wing design for de-populated disk drives Andre S. Chan, Chisin Chiang 2011-10-04
8004790 Spoiler with integrated bypass channel wall for HDD applications Andre S. Chan, Chisin Chiang, James F. Sullivan 2011-08-23
7998913 Flow modifiers for improved magnetic recording device Thomas E. Karis, Kunihiro Shida 2011-08-16
7990650 Reducing the obstruction of air flow through a bypass channel associated with a disk drive using an electrostatic pass-by filter Norbert A. Feliss, Donald Ray Gillis 2011-08-02
7936533 System, method and apparatus for wall slot in disk drive bypass channel for enhanced voice coil motor cooling Andre S. Chan, Chisin Chang 2011-05-03
7907365 Apparatus for controlling and sealing airflow around disk drive bypass walls Andre S. Chan, Chisin Chiang, Brad V. Johnson 2011-03-15
7898764 System, method, and apparatus for slit shroud with integrated bypass channel wall feature for disk drive applications Andre S. Chan, Chisin Chiang, James F. Sullivan 2011-03-01