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DIGITAL PAPYRUS CORP

Overview
  • Total Patents
    15
About

DIGITAL PAPYRUS CORP has a total of 15 patent applications. Its first patent ever was published in 1996. It filed its patents most often in United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets audio-visual technology, micro-structure and nano-technology and machines are KOMURA EIJI, OPTIDISC INT LTD and LOTS TECHNOLOGY INC.

Patent filings in countries

World map showing DIGITAL PAPYRUS CORPs patent filings in countries

Patent filings per year

Chart showing DIGITAL PAPYRUS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Neville K S 11
#2 Berg John S 8
#3 Ho Easen 7
#4 Katao Hisashi 3
#5 Wei Bo 2
#6 Shieh David H P 2
#7 Leung Chak 1
#8 Rees Theodore 1
#9 Ma Guolin 1
#10 Chung Chi H 1

Latest patents

Publication Filing date Title
US6844042B1 Optical recording media for air-incident optical recording
WO9859224A1 Method and apparatus for measuring spot size in an optical system
WO9858370A1 Planar proximity lens element and disk drive using same
WO9854717A1 A method and apparatus for dust proofing a removable data storage cartridge and drive
WO9853453A1 Method and apparatus for clamping removable data storage disks in a disk drive
WO9853455A2 System and method for cleaning head assemblies and data storage disks
WO9848415A1 A flying magnetic head positioner having rotational fine positioning and adjustable actuator load
US6106919A Phase change media compatible with air bearing flying head
WO9847141A1 Phase change media compatible with air bearing flying head
US6104687A Method and apparatus for coupling an optical lens to a disk through a coupling medium having a relatively high index of refraction
US6125008A Flying head positioner having rotational fine positioning and adjustable actuator load
US6178157B1 Flying head with adjustable actuator load
US5729393A Optical flying head with solid immersion lens having raised central surface facing medium