HK

Hiroki Kotani

SO Sony: 12 patents #3,691 of 25,231Top 15%
Overall (All Time): #423,666 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7865942 Communication device, communication system and method for managing access authority data Atsuhiko Mimura, Naoko Kumagai 2011-01-04
7596805 Device and method for controlling access to open and non-open network segments Atsuhiko Mimura, Naoko Kumagai 2009-09-29
7218843 Recording apparatus and reproducing apparatus Tetsuo Ogawa 2007-05-15
7103673 System for transmitting reservation data and completing the transmission by transmission completion time Naoko Kumagai 2006-09-05
7058288 Recording apparatus and reproducing apparatus Tetsuo Ogawa 2006-06-06
7031599 Recording apparatus and reproducing apparatus Tetsuo Ogawa 2006-04-18
6952804 Video supply device and video supply method Naoko Kumagai 2005-10-04
6347180 Signal processor Keiko Abe 2002-02-12
5838925 Method and apparatus for transmission of compressed picture data 1998-11-17
5625739 Editing apparatus using delay means for inserting a desired signal into a desired portion of a prerecorded signal and for erasing segments of a prerecorded signal without creating a blank portion in the prerecorded signal 1997-04-29
4914527 Recording and reproducing digital video and audio signals together with a time code signal which is within user control words of the audio data Toshiya Asai, Kaichi Tatsuzawa 1990-04-03
4742519 Apparatus for decoding error correcting code Takao Abe, Kaichi Tatsuzawa, Hisanori Kominami, Tetsuro Suma, Tetsuo Ogawa 1988-05-03