MH

Masaaki Hara

SO Sony: 41 patents #678 of 25,231Top 3%
Shimano: 4 patents #285 of 759Top 40%
YE Yaskawa Electric: 3 patents #368 of 1,006Top 40%
TK Topy Kogyo Kabushiki Kaisha: 1 patents #71 of 189Top 40%
Overall (All Time): #57,514 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 26–48 of 48 patents

Patent #TitleCo-InventorsDate
7738341 Recording and reproducing apparatus, recording and reproducing method, reproducing apparatus, and reproducing method Kenji Tanaka, Atsushi Fukumoto, Kenjiro Watanabe 2010-06-15
7684097 Recording apparatus and phase modulation device Atsushi Fukumoto, Mikio Sugiki, Kenji Tanaka, Kazuyuki Hirooka 2010-03-23
7636219 Magnetic recording and reproducing apparatus and magnetic recording and reproducing method Tomohiro Ikegami, Hiroyuki Ino, Toshiyuki Nakagawa, Tomoyuki Hiura, Norihito Mihota +3 more 2009-12-22
7586705 Magnetic recording/reproducing apparatus and magnetic recording/reproducing method Tomoyuki Hiura, Hiroyuki Ino, Toshiyuki Nakagawa, Norihito Mihota, Tomohiro Ikegami +3 more 2009-09-08
7490704 Bicycle disc brake pad Toru Iwai, Takashi Fujitani, Tsukasa Fukuta 2009-02-17
7441636 Bicycle disk brake pad with titanium fiber friction material Yoshikazu Kashimoto, Toru Iwai 2008-10-28
7433220 Two variable resistance elements being formed into a laminated layer with a common electrode and method of driving the same Tsunenori Shiimoto, Katsuhisa Aratani, Tomohito Tsushima 2008-10-07
7365656 Data identification method and apparatus Kenji Tanaka 2008-04-29
7365657 Data identification method and apparatus 2008-04-29
7292518 Apparatus for recording information and apparatus for recording and reproducing information Yujiro Ito, Jun Sawai, Tsunenori Shiimoto, Nobuchika Momochi, Tadaaki Yoshinaka +1 more 2007-11-06
7244514 Corrosion resistant part Wataru Yamauchi, Kenji Matsuda, Masayoshi Kihara 2007-07-17
7221600 Arithmetic circuit integrated with a variable resistance memory element Nobumichi Okazaki 2007-05-22
7209425 Drive apparatus for tape-like optical recording medium Jun Sawai, Yujiro Ito 2007-04-24
7111910 Rim having a non-uniform thickness Kishiro Abe, Tsuneo Watanabe, Satoru Miyashita, Takenobu Hasegawa, Kenichi Inada +7 more 2006-09-26
7035136 Nonvolatile magnetic memory device and method of writing data into tunnel magnetoresistance device in nonvolatile magnetic memory device Tsunenori Shiimoto, Yujiro Ito, Jun Sawai 2006-04-25
7002838 Semiconductor storage device Tsunenori Shiimoto 2006-02-21
6119265 Viterbi decoding method and viterbi decoding apparatus capable of increasing error rate 2000-09-12
6044055 Phase change recording apparatus having front and rear pulse changing means 2000-03-28
5469306 Digital signal reproducing method and apparatus 1995-11-21
5369667 Apparatus and method for automatically adjusting parameters of an automatic equalizer 1994-11-29
5343335 Signal processing system having intersymbol-interference cancelling means and method of same 1994-08-30
5313472 Bit detecting method and apparatus 1994-05-17
4926604 Method for correcting abrasion in a robot having a wearing tool mounted thereon Seigo Nishikawa, Taketoshi Tazaki, Hiroshi Inokuchi 1990-05-22