HT

Hirofumi Taguchi

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
HC Hitachi Building Systems Co.: 2 patents #3 of 53Top 6%
HC Hitachi Consumer Electronics Co.: 2 patents #119 of 447Top 30%
HC Hitachi Media Electronics Co.: 2 patents #79 of 214Top 40%
HS Hitachi-Lg Data Storage: 1 patents #177 of 294Top 65%
FL Fujitsu Microelectronics Limited: 1 patents #212 of 624Top 35%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
NE Nec: 1 patents #7,889 of 14,502Top 55%
FL Fujitsu Ten Limited: 1 patents #456 of 996Top 50%
NC Nec Casio Mobile Communications: 1 patents #20 of 72Top 30%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Overall (All Time): #203,715 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11953317 Reference core position calculation device for elevator and reference core position calculation method Naoaki Noguchi, Daisuke Matsuka, Nobuaki Yagi, Masato Itou 2024-04-09
11913775 Intra-hoistway measurement system Toshiaki Hatano, Daisuke Matsuka, Makoto Hattori, Yuta Hamada, Masato Itou 2024-02-27
9761263 Optical information recording and reproducing device, optical information recording and reproducing method Koji Fujita, Nobuo Nakai, Koichiro Nishimura, Taku Hoshizawa, Kazuyoshi Yamazaki 2017-09-12
9350834 Device comprising housings 2016-05-24
8913474 Optical information recording/reproducing apparatus Kouji Fujita, Taku Hoshizawa, Ukyo Ikeda 2014-12-16
8787992 Device comprising housings and portable device thereof 2014-07-22
8289824 Optical pickup apparatus Manabu Ochi, Hiroshi Ogasawara, Seiichi Katou 2012-10-16
8028264 Semiconductor device and semiconductor device layout designing method Junichi Shimada, Fumihiro Kimura, Yoichi Matsumura, Takako Ohashi, Nobuyuki Iwauchi +4 more 2011-09-27
7844934 Method for designing a semiconductor integrated circuit layout capable of reducing the processing time for optical proximity effect correction Yusaku Ono, Osamu Suga, Kazuyuki Sakata, Yushi Okuno, Toshiaki Sugioka +1 more 2010-11-30
7454769 Optical pickup apparatus Manabu Ochi, Hiroshi Ogasawara, Seiichi Katou 2008-11-18
7420891 Optical pickup device having heat radiation means and optical disk apparatus using the same Manabu Ochi, Hiroyuki Toyoda 2008-09-02
7243020 Knock detection apparatus and knock detection method Takao Nakao, Hiroshi Arita, Takahiro Aki 2007-07-10
6874157 Disk case Kenji Ogiro, Kyuichiro Nagai, Hikaru Mizutani, Shyunji Furukawa, Minoru Fujita 2005-03-29
6847605 Disk cartridge Tomomi Okamoto, Kyuichiro Nagai, Hiroaki Ono, Atsushi Inoue, Nobuo Masuoka 2005-01-25
6711119 Disk cartridge with a holder having disk information on it Tomomi Okamoto, Kyuichiro Nagai, Hiroaki Ono, Atsushi Inoue, Nobuo Masuoka 2004-03-23
6665261 Disk cartridge Tomomi Okamoto, Kyuichiro Nagai, Hiroaki Ono, Atsushi Inoue, Nobuo Masuoka 2003-12-16
6577593 Disk cartridge Tomomi Okamoto, Kyuichiro Nagai, Hiroaki Ono, Atsushi Inoue, Nobuo Masuoka 2003-06-10
6510132 Disk cartridge Tomomi Okamoto, Kyuichiro Nagai, Hiroaki Ono, Atsushi Inoue, Nobuo Masuoka 2003-01-21
6480464 Disk cartridge with holder and disk information Tomomi Okamoto, Kyuichiro Nagai, Hiroaki Ono, Atsushi Inoue, Nobuo Masuoka 2002-11-12
6359842 Disc having a semiconductor memory Shigemitsu Higuchi 2002-03-19
6349087 Disk cartridge with a disk holding member Tomomi Okamoto, Kyuichiro Nagai, Hiroaki Ono, Atsushi Inoue, Nobuo Masuoka 2002-02-19