KK

Koji Kawahata

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Overall (All Time): #979,532 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10245828 Discharge waveform generating device, method of generating discharge waveform, and non-transitory recording medium storing program Takashi Michiyoshi 2019-04-02
9991828 Voltage level detecting device, motor driving apparatus, motor driving system, and method for detecting voltage level Tetsuroh Tatebe 2018-06-05
9684808 Wireless communication apparatus and mobile device Nobunari Tsukamoto, Masaaki Tsuji, Yuusuke Kudoh 2017-06-20
9473199 Amplifier circuit, antenna module, and radio communication device Masaaki Tsuji, Nobunari Tsukamoto, Takashi Otsuki 2016-10-18
7701349 IC tag read-write apparatus and antenna unit thereof 2010-04-20