HY

Hiroshi Yahata

PA Panasonic: 230 patents #14 of 21,108Top 1%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Philips: 2 patents #2,426 of 7,731Top 35%
HP HP: 1 patents #8,774 of 16,619Top 55%
Overall (All Time): #2,306 of 4,157,543Top 1%
235
Patents All Time

Issued Patents All Time

Showing 226–235 of 235 patents

Patent #TitleCo-InventorsDate
7526179 Information recording medium, and apparatus and method for recording information to information recording medium Tomotaka Yagi 2009-04-28
7499629 Recording medium, reproduction apparatus, recording method, program, and reproduction method Tomoyuki Okada, Wataru Ikeda, Joseph McCrossan 2009-03-03
7493016 Recording device, playback device and program Tomoyuki Okada, Wataru Ikeda 2009-02-17
7466903 Recording medium, reproduction apparatus, recording method, program, and reproduction method Tomoyuki Okada, Wataru Ikeda, Joseph McCrossan 2008-12-16
7426337 Recording medium, reproduction apparatus, recording method, program, and reproduction method Tomoyuki Okada, Wataru Ikeda, Joseph McCrossan 2008-09-16
7412152 Recording medium, reproduction apparatus, recording method, program, and reproduction method Tomoyuki Okada, Wataru Ikeda, Joseph McCrossan 2008-08-12
7386223 Method and an apparatus for stream conversion a method and an apparatus for data recording and data recording medium Tomotaka Yagi, Kojiro Kawasaki, Motoki Kato, Masanobu Nakamura, Wilhelmus Jacobus Van Gestel +1 more 2008-06-10
7373079 Method and an apparatus for stream conversion, a method and an apparatus for data recording, and data recording medium Kazuhiko Nakamura, Kojiro Kawasaki, Wilhelmus Jacobus Van Gestel, Declan Patrick Kelly, Motoki Kato +1 more 2008-05-13
7356247 Information recording apparatus and method for the same Hiroshi Hamasaka, Tomotaka Yagi, Nobuo Nakanishi 2008-04-08
7274861 Information recording medium, and apparatus and method for recording information to information recording medium Tomotaka Yagi 2007-09-25