MY

Masayoshi Yoshida

Pioneer: 61 patents #5 of 1,730Top 1%
Pioneer Electronic: 20 patents #35 of 1,840Top 2%
ZE Zeon: 18 patents #18 of 734Top 3%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
MH Memory-Tech Holdings: 2 patents #13 of 33Top 40%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
HV Hoya Glass Disk Vietnam: 1 patents #4 of 6Top 70%
HO Hoya: 1 patents #757 of 1,290Top 60%
Overall (All Time): #12,186 of 4,157,543Top 1%
109
Patents All Time

Issued Patents All Time

Showing 26–50 of 109 patents

Patent #TitleCo-InventorsDate
10243509 Photoelectric conversion module group Kiyoshige Kojima, Yuki Hayashi, Midori YAMAAI, Akihiko Yoshiwara 2019-03-26
9728217 Glass substrate for magnetic disk and magnetic disk for heat assisted magnetic recording Masahiro Katagiri 2017-08-08
9638990 Projector device with luminous tube having a pair of electrodes in a vertical direction Shunsuke Ono, Naoki Uekura 2017-05-02
8879371 Recording medium Takuya Shiroto, Hideki Kobayashi, Masakazu Ogasawara, Takao Tagiri, Makoto Suzuki 2014-11-04
8792319 Recording medium Takuya Shiroto, Hideki Kobayashi, Masakazu Ogasawara, Takao Tagiri, Makoto Suzuki 2014-07-29
8249424 Information recording medium in which groove tracks are wobbled by frequency 2n times wobble frequency of standard Akira Shimizu, Tsuyoshi Hasebe, Masahiro Kato, Eisaku Kawano, Shoji Taniguchi +1 more 2012-08-21
8203927 Information recording medium, information recording apparatus and method, and computer program Takeshi Koda, Keiji Katata, Masahiro Kato, Masahiro Miura, Eiji Muramatsu +1 more 2012-06-19
8184954 Information recording medium in which one land pre-pit is formed in each group unit of wobbles formed by each “N” cycles of wobbles Akira Shimizu, Tsuyoshi Hasebe, Masahiro Kato, Eisaku Kawano, Shoji Taniguchi +1 more 2012-05-22
8149655 Information recording medium, information recording apparatus and method, information reproducing apparatus and method, and computer program Keiji Katata, Toshiro Tanikawa, Kazuo Kuroda 2012-04-03
8144568 Information recording medium, information recording apparatus and method, and information reproducing apparatus and method Masahiro Kato 2012-03-27
8125880 Information recording apparatus and method, computer program Takeshi Koda, Keiji Katata, Masahiro Kato, Masahiro Miura, Eiji Muramatsu +1 more 2012-02-28
8094526 Information recording device and method, and computer program Takeshi Koda, Kazuo Kuroda, Keiji Katata 2012-01-10
8077577 Information recording device and method, and computer program Toshiro Tanikawa, Kazuo Kuroda 2011-12-13
8018802 Information recording medium, information recording apparatus and method, and computer program Masahiro Miura, Keiji Katata, Masahiro Kato, Eiji Muramatsu, Takeshi Koda +1 more 2011-09-13
7948843 Information recording medium, apparatus and method for recording information, and computer program Toshiro Tanikawa, Tsuyoshi Hasebe, Shinji Suzuki, Tsuyoshi Namiki, Takeshi Koda +1 more 2011-05-24
7940635 Information recording apparatus and method, computer program, and information recording medium Keiji Katata, Takeshi Koda 2011-05-10
7940633 Recording device, recording method and computer program Masahiro Kato, Masahiro Miura, Takeshi Koda, Keiji Katata 2011-05-10
7940626 Recording device and recording method, and computer program Masahiro Kato, Tsuyoshi Hasebe, Takeshi Koda, Keiji Katata 2011-05-10
7929405 Recordable type information recording medium, information recording apparatus, and information recording method Masahiro Kato, Tsuyoshi Hasebe, Toshio Suzuki, Kazuo Kuroda 2011-04-19
RE42023 Method and apparatus for setting recording parameter on non-used area of optical recordable disc 2011-01-11
7869318 Write once recording medium, recorder and recording method for write once recording medium, reproducer and reproducing method for write once recording medium, computer program for controlling recording or reproduction, and data structure Takeshi Koda, Keiji Katata 2011-01-11
7801015 Optical recording medium having physical and logical position information of buffer areas Keiji Katata, Takeshi Koda, Shoji Taniguchi, Eiji Muramatsu, Masahiro Kato +2 more 2010-09-21
RE41430 Rotation control apparatus operating with a sync signal having variable intervals Kazuo Kuroda, Toshio Suzuki 2010-07-13
7697387 Information recording medium, and information recording apparatus and method Takeshi Koda, Keiji Katata 2010-04-13
7675830 Write-once-type recording medium having a plurality of management areas, recording apparatus for the recording medium and method for the same, reproducing apparatus for the recording medium and method for the same, and computer program Takeshi Koda 2010-03-09