Inventor · Murakami, JP

Masaomi Ikeda

15Patents
8h-index
35Co-inventors
72Inventor score

Filing activity: Jun 27, 1975 → May 15, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4454979A Laminated packing bag with spout formed from handle portion Emerging Cross-Sectional Technologies 44 Expired
US6650491B2 System and method for setting a read/write offset and for recovering from data read errors Physics 30 Expired
US7173782B2 Magnetic disk drive and refresh method Physics 21 Expired
US3982376A Apparatus for filling and sealing retort foods Performing Operations; Transporting 17 Expired
USD272047S Bag for holding liquid General 15 Expired
US7133237B2 Servo information write method, data storage device, and programs Physics 11 Expired
US6798598B2 Method for controlling write current to a write head during data write on a hard disk Physics 9 Expired
US8553507B1 Write track shift control in shingled-microwave-assisted magnetic recording (MAMR-SMR) Physics 9 Active
US7054090B2 Data storage device, recording medium, servo writing method, and data reading/writing method Physics 6 Expired
US10699745B1 Data storage device defining track trajectory to reduce AC track squeeze Physics 4 Active
US7426086B2 Off track write protection for data storage device Physics 4 Active
US5027588A Apparatus for substituting inert gases Performing Operations; Transporting 3 Expired
US7852589B2 Disk drive Physics 2 Active
US11049518B2 Data storage device defining track trajectory to reduce AC track squeeze Physics 0 Active
US8098448B2 Method for setting zone format of a disk for storing data and disk drive Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.