KN

Koichi Nakao

RO Roland: 14 patents #7 of 292Top 3%
AC Aisin Aw Co.: 12 patents #140 of 2,011Top 7%
TO Toyota: 5 patents #5,641 of 26,838Top 25%
IC International Superconductivity Technology Center: 5 patents #18 of 245Top 8%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
Nintendo Co.: 3 patents #532 of 1,476Top 40%
DE Denso: 2 patents #4,986 of 11,792Top 45%
FU Fujikura: 2 patents #518 of 1,407Top 40%
IBM: 1 patents #44,794 of 70,183Top 65%
SC Swcc Showa Cable Systems Co.: 1 patents #24 of 72Top 35%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
Overall (All Time): #76,351 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
7732692 Electronic percussion instrument stand Yoshiaki Mori 2010-06-08
7691786 Oxide superconducting film and method of preparing the same Takeshi Araki, Izumi Hirabayashi 2010-04-06
7615515 Oxide superconductor and method of preparing the same Takeshi Araki, Izumi Hirabayashi 2009-11-10
D581971 Electronic pickup Masahiro Kitagawa 2008-12-02
D579041 Electronic cymbal Yoshiaki Mori 2008-10-21
D579002 Speaker 2008-10-21
D578803 Instrument stand Yoshiaki Mori 2008-10-21
D577761 Electronic cymbal Kiyoshi Yoshino 2008-09-30
7417425 Continuous observation apparatus and method of magnetic flux distribution Takato Machi, Noriko Chikumoto, Hiroshi Fuji, Yutaka Kitoh, Teruo Izumi +1 more 2008-08-26
D568378 Electronic percussion instrument Kiyoshi Yoshino 2008-05-06
7361627 Method of preparing oxide superconducting film Takeshi Araki, Izumi Hirabayashi 2008-04-22
D561239 Percussion instrument Masahiro Kitagawa 2008-02-05
D559889 Electronic percussion instrument Masahiro Kitagawa 2008-01-15
6307829 Recording or playback device for disk contained in cartridge Tadashi Inoue, Toru Mori 2001-10-23
5848035 Disk playback device and method of controlling the device 1998-12-08
5719725 Disk playback device 1998-02-17