HK

Haruhiko Koizumi

Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
Overall (All Time): #384,291 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
8692619 High frequency power amplifier Kazuya Wakita, Shingo Enomoto, Hiroaki Kawano 2014-04-08
7990221 Detector circuit and system for a wireless communication Kaname Motoyoshi 2011-08-02
7733187 High frequency power amplifier Kazuki Tateoka, Masahiko Inamori 2010-06-08
7692491 Radio-frequency power amplifier Hirokazu Makihara, Kazuki Tateoka, Masahiko Inamori, Shingo Matsuda 2010-04-06
7679438 High frequency circuit, semiconductor device, and high frequency power amplification device Kazuki Tateoka, Masahiko Inamori, Shingo Matsuda, Kazuhiko Ohashi 2010-03-16
7449957 Radio frequency power amplifier Shingo Enomoto, Masahiko Inamori, Kazuki Tateoka, Hirokazu Makihara, Shingo Matuda +1 more 2008-11-11
7439808 High-frequency power amplifier Masahiko Inamori, Kazuki Tateoka, Hirokazu Makihara, Singo Matsuda, Kenta Matsui +1 more 2008-10-21
7421255 Transmission apparatus and mobile communication terminal apparatus Masahiko Inamori, Tsunehiro Takagi, Masao Nakayama, Kaname Motoyoshi 2008-09-02
7245182 High frequency amplifier circuit 2007-07-17
6871058 Frequency conversion circuit Katsushi Tara 2005-03-22
6671505 Frequency converter 2003-12-30
5546051 Power amplifier and power amplification method Akihisa Sugimura, Kazuki Tateoka, Kunihiko Kanazawa 1996-08-13
5340458 Electrolytic ion water generator 1994-08-23