MM

Masami Makuuchi

HH Hitachi High-Technologies: 19 patents #211 of 1,917Top 15%
HI Hitachi: 9 patents #4,653 of 28,497Top 20%
RT Renesas Technology: 4 patents #758 of 3,337Top 25%
HC Hitachi Electronics Engineering Co.: 1 patents #61 of 175Top 35%
HC Hitachi High-Tech Electronics Engineering Co.: 1 patents #11 of 59Top 20%
Overall (All Time): #110,366 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
7358953 Semiconductor device and testing method of semiconductor device Kengo Imagawa, Norio Chujo, Ritsuro Orihashi, Yoshitomo Arai, Atsushi Obuchi 2008-04-15
7276900 Magnetic characteristic inspecting apparatus and inspecting method using it Masayoshi Takahashi, Ritsuro Orihashi, Shinji Homma 2007-10-02
7132997 Narrow-directivity electromagnetic-field antenna probe, and electromagnetic-field measurement apparatus, electric-current distribution search-for apparatus or electrical-wiring diagnosis apparatus using this antenna probe Kouichi Uesaka, Kenichi Shinbo 2006-11-07
6894489 TESTING APPARATUS FOR CONDUCTING A TEST ON A MAGNETIC RECORDING MEDIUM OR A MAGNETIC HEAD, THROUGH RECORDING TEST DATA ON THE MAGNETIC RECORDING MEDIUM AND REPRODUCING RECORDED TEST DATA THEREFROM BY MEANS OF THE MAGNETIC HEAD Ritsurou Orihashi, Norio Chujo, Masayoshi Takahashi, Yoshihiko Hayashi, Shinji Homma 2005-05-17
6700369 Testing apparatus of magnetic recording medium or magnetic head including a plurality of analog-to-digital converters which convert reproduced testing data into digital data Ritsurou Orihashi, Norio Chujo, Masayoshi Takahashi, Yoshihiko Hayashi, Shinji Homma 2004-03-02
6176433 Reader/writer having coil arrangements to restrain electromagnetic field intensity at a distance Kouichi Uesaka, Yoshihiko Hayashi, Takashi Suga, Ryozo Yoshino 2001-01-23
6164532 Power transmission system, power transmission/communication system and reader and/or writer Takashi Suga, Yoshihiko Hayashi, Kouichi Uesaka, Ryozo Yoshino 2000-12-26