HK

Hiroshi Katayama

PA Panasonic: 2 patents #835 of 4,214Top 20%
Fujitsu Limited: 1 patents #677 of 2,095Top 35%
HI Hitachi: 1 patents #961 of 2,733Top 40%
SO Sony: 1 patents #1,440 of 4,065Top 40%
Overall (2011): #17,542 of 364,097Top 5%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8040088 Power inverter Koichi Yahata, Masashige Tsuji, Takashi Fujimoto, Hiroaki Igarashi 2011-10-18
8022872 Positioning receiver Akifumi Miyano, Hirofumi Yoshida, Kei Murayama, Kazuhiro Nojima 2011-09-20
7949485 Portable terminal device 2011-05-24
7929061 Signal processing apparatus and signal processing method 2011-04-19
7912710 Apparatus and method for changing reproduction speed of speech sound Hitoshi Sasaki, Rika Nishiike 2011-03-22