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WESTERN DIGITAL FREMONT LLC

Overview
  • Total Patents
    362
  • GoodIP Patent Rank
    10,946
  • Filing trend
    ⇩ 50.0%
About

WESTERN DIGITAL FREMONT LLC has a total of 362 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1996. It filed its patents most often in United States, China and Hong Kong. Its main competitors in its focus markets audio-visual technology, machines and micro-structure and nano-technology are HEADWAY TECHNOL INC, HITACHI GLOBAL STORAGE TECH NL and HITACHI GLOBAL STORAGE TECH.

Patent filings in countries

World map showing WESTERN DIGITAL FREMONT LLCs patent filings in countries

Patent filings per year

Chart showing WESTERN DIGITAL FREMONT LLCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Feng 30
#2 Leng Qunwen 28
#3 Bai Zhigang 28
#4 Jiang Ming 27
#5 Morelli Michael V 25
#6 Sun Hai 22
#7 Zhang Jinqiu 20
#8 Stoev Kroum S 20
#9 Mao Ming 19
#10 Chen Yingjian 19

Latest patents

Publication Filing date Title
US10068601B1 Free layer only magnetic reader that may have a reduced shield-to-shield spacing and a multilayer side bias
US9940956B1 Apparatus and method for reducing corrosion in capping layer of magnetic recording reader
US2016247524A1 Methods for improving adhesion on dielectric substrates
US9934794B1 Writer having a recessed trailing shield and nonmagnetic refill
US2016154310A1 Method for exposing photoresist in a microelectric device
US2016176706A1 Systems and methods for forming mems assemblies incorporating getters
US10037770B1 Method for providing a magnetic recording write apparatus having a seamless pole
US9953670B1 Method and system for providing a HAMR writer including a multi-mode interference device
US9384765B1 Method and system for providing a HAMR writer having improved optical efficiency
US2016005426A1 Method and apparatus for controlling camber on air bearing surface of a slider
HK1207465A1 Gradient write gap for perpendicular magnetic recording writer
US9902023B1 Systems and devices for achieving high throughput attachment and sub-micron alignment of components
US9368131B1 Data storage device employing mirrored cross-track profiles for top and bottom disk surfaces
US9147404B1 Method and system for providing a read transducer having a dual free layer
US9263071B1 Flat NFT for heat assisted magnetic recording
US9245562B1 Magnetic recording writer with a composite main pole
US9384763B1 Dual free layer magnetic reader having a rear bias structure including a soft bias layer
US9368139B1 Slider back side etching to increase shear strength between suspension and slider
US9171562B1 Patterned metal layer to control solder connection between laser and submount in a magnetic head
US9312064B1 Method to fabricate a magnetic head including ion milling of read gap using dual layer hard mask