Inventor · Matsudo, JP

Hidehiko Kando

36Patents
10h-index
30Co-inventors
75Inventor score

Filing activity: Jan 25, 1989 → Nov 13, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6160784A Recording a mark with the rising and falling edges varied based on previously recorded control data Physics 48 Expired
US5105403A Optical information reading apparatus with waveguide and diffraction grating Physics 44 Expired
US5044718A Optical head used in optical information processor Physics 26 Expired
US6483791B1 Laser drive integrated circuit and optical disk apparatus using the same Physics 26 Expired
US6678228B1 Method and apparatus for recording information in which the average power of a pulse is adjusted according to control data Physics 18 Expired
US5481515A Optical information storage medium control apparatus Physics 17 Expired
US5448536A Magneto-optical recording device having an optical head capable of generating a circularly polarized light beam Electricity 17 Expired
US6925040B1 Information recording method, information recording medium and information recording apparatus Physics 17 Expired
US6650607B1 Information recording method, information recording medium, and information recording apparatus Physics 15 Expired
US6687208B2 Laser drive integrated circuit and optical disk apparatus using the same Physics 12 Expired
US8395504B2 IC label for prevention of forgery Physics 9 Active
US6674702B2 Laser drive integrated circuit and optical disk apparatus using the same Physics 9 Expired
US5404009A Integrated optical information detector for an optical information processing apparatus with a plurality of photo detecting strips and a common bonding pad Physics 7 Expired
US6754152B2 Recording medium, information recording and reproducing method, and recording and reproducing apparatus Electricity 5 Expired
US5508805A Interferometer, optical scanning type tunneling microscope and optical probe Emerging Cross-Sectional Technologies 5 Expired
US8035522B2 RFID tag Physics 5 Active
US7236433B2 System and method of recording and reproducing information Physics 3 Expired
US7349317B2 Information recording method, information recording medium and information recording apparatus Physics 3 Expired
US7009923B2 Method of and apparatus for recording information Physics 3 Expired
US6552972B1 Information recording and reproduce apparatus Physics 2 Expired
US7154840B2 Recording medium, information recording and reproducing method, and recording and reproducing apparatus Electricity 2 Expired
US7861938B2 RFID thread and sheet-shaped material using it Physics 1 Active
US8376236B2 Contactless IC label Electricity 1 Active
US6909682B2 Information recording method, information recording medium, and information recording apparatus Physics 1 Expired
US7609602B2 Method of generating a recording pulse train in accordance with a NRZI signal for recording information to a recording medium Physics 0 Active

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