YH

Yoshiaki Hayakawa

MC Mitsubishi Precision Co.: 2 patents #5 of 42Top 15%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NI Nec Infrontia: 2 patents #62 of 197Top 35%
HC Hagiwara Sys-Com Co.: 1 patents #4 of 13Top 35%
Overall (All Time): #734,089 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9240861 STP pathway control system applied to wireless communication device having AMR function 2016-01-19
8694628 Wireless communication system 2014-04-08
8369502 Communications system, presence server, and communications method used for them 2013-02-05
8121592 Mobile communication system and communication holding method 2012-02-21
5757363 Computer input device and keyboard Yuji Oishi, Hideki Matsuda, Kimitoshi Nakamura 1998-05-26
5289257 Signal processing apparatus for optical gyro Akihiro Kurokawa, Hiroshi Narise, Takafumi Hirano 1994-02-22
5048962 Optical gyro, signal processing apparatus for the same and method of driving phase modulator used in the same Akihiro Kurokawa, Naoshi Murayama 1991-09-17