YA

Yasuhiro Akiyama

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
CC Clarion Co.: 7 patents #72 of 721Top 10%
MS Mitsubishi Hitachi Power Systems: 4 patents #146 of 970Top 20%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NT Nec Microwave Tube: 1 patents #15 of 30Top 50%
CC Casio Hitachi Mobile Communications Co.: 1 patents #35 of 109Top 35%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
MP Mitsubishi Power: 1 patents #176 of 508Top 35%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
Overall (All Time): #129,258 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
6407776 Broadcasting program displaying system and program displaying device for receiving and displaying a program video and property information Nobuhiro Sekimoto, Yoshito Nejime, Takashi Hasegawa 2002-06-18
5294399 Preparation of cathode structures for impregnated cathodes 1994-03-15
5127018 Helium-neon laser tube with multilayer dielectric coating mirrors 1992-06-30
5012366 Magnetic head supporting device Masao Ohkita, Makito Takikawa, Yoshihiko Arayama 1991-04-30