YT

Yoshihisa Takayama

SO Sony: 73 patents #230 of 25,231Top 1%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
NC Nippon Electric Glass Co.: 4 patents #101 of 437Top 25%
Overall (All Time): #21,139 of 4,157,543Top 1%
83
Patents All Time

Issued Patents All Time

Showing 26–50 of 83 patents

Patent #TitleCo-InventorsDate
8559875 Communication device, data processing device, near field communication device, and method and program for communication 2013-10-15
8515349 Communication system, communication apparatus, communication method, and program to reduce communication time in near field communications 2013-08-20
8515345 Communication apparatus, communication method, and program 2013-08-20
8514688 Communication system, communication apparatus, and communication method Kunihide Fujii, Tadashi Morita, Shigeru Arisawa 2013-08-20
8417184 Communication system, communication method, and data processing apparatus Susumu Kusakabe, Kazushige Tsurumi, Tadashi Morita, Kunihide Fujii 2013-04-09
8401596 Communication device, communication method, program and communication system 2013-03-19
8244917 Communication system, communication apparatus and communication method as well as program Susumu Kusakabe 2012-08-14
8224243 Communication system, communication method, and data processing apparatus Susumu Kusakabe, Kazushige Tsurumi, Tadashi Morita, Kunihide Fujii 2012-07-17
8068784 Communication system and communication device Tadashi Morita 2011-11-29
8036541 Coherent optical receiver Morio Toyoshima, Nozomu Nishinaga, Hiroo Kunimori 2011-10-11
7925215 Communication system, communication apparatus, communication method, and program to reduce communication time in near field communications 2011-04-12
7738494 Communication apparatus, communication method, and program 2010-06-15
7346061 Communication system, communication method, and data processing apparatus Susumu Kusakabe, Kazushige Tsurumi, Tadashi Morita, Kunihide Fujii 2008-03-18
7209308 Communication apparatus communicating with recording medium memory and recording medium drive apparatus 2007-04-24
7209706 Communication apparatus and communication method Kunihide Fujii, Tadashi Morita, Shigeru Arisawa 2007-04-24
7191245 Information processing apparatus and information processing method 2007-03-13
7164551 Tape cassette and tape driver Masahiro Urano, Hiroshi Ishibashi, Tatsuya Kato 2007-01-16
7103741 Tape drive apparatus and recording and/or reproducing method Tatsuya Kato, Masaki Yoshida, Katsumi Ikeda 2006-09-05
7100010 Tape drive apparatus, recording and/or reproducing method, and recording medium Tatsuya Kato, Masaki Yoshida, Katsumi Ikeda 2006-08-29
7016137 Tape drive apparatus, recording and/or reproducing method, and recording medium Tatsuya Kato, Masaki Yoshida, Katsumi Ikeda 2006-03-21
6970317 Recording medium control method and recording medium adapter Tatsuya Kato 2005-11-29
6778346 Recording and reproducing apparatus and file managing method using the same Masaki Yamada, Yuko Obata, Nobuhisa Toshitani 2004-08-17
6722598 Tape cassette Yoshitsugu Taki, Takao Hiramoto 2004-04-20
6680817 Recording medium device containing recording medium and recording/reproducing device Yasuaki Kano, Kazuyuki Hirooka, Kazuya Koseki, Takao Hiramoto, Masahiro Kiyota +1 more 2004-01-20
6674596 Memory in cassette has use restriction recorded in read-only memory 2004-01-06