RS

Ryoichi Sakai

HM Hitachi Aloka Medical: 7 patents #3 of 93Top 4%
TT The University Of Tokyo: 4 patents #204 of 2,633Top 8%
SO Sony: 3 patents #10,744 of 25,231Top 45%
AC Aloka Co.: 3 patents #11 of 94Top 15%
Tektronix: 2 patents #537 of 1,698Top 35%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
TG Tektronix International Sales Gmbh: 1 patents #12 of 55Top 25%
Overall (All Time): #298,174 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
9307951 Ultrasound diagnosis apparatus Akimitsu Harada 2016-04-12
8575983 Waveform generation circuit for a waveform generator 2013-11-05
8522617 Knee acoustic matching device for ultrasonic probe Kozo Nakamura, Isao Onishi, Satoru Ohashi, Eiichi Minagawa, Koji Hirota +3 more 2013-09-03
8453511 Ultrasonic probe support device Kozo Nakamura, Isao Onishi, Satoru Ohashi, Eiichi Minagawa, Koji Hirota +3 more 2013-06-04
8333719 Load apparatus Eiichi Minagawa, Koji Ogawa 2012-12-18
8317710 Bone inspecting system, and lower leg supporting device Kozo Nakamura, Isao Onishi, Juntaro Matsuyama, Kenji Tobita, Koji Ogawa +2 more 2012-11-27
8187185 Ultrasound diagnostic apparatus 2012-05-29
8123688 Ultrasound diagnosis apparatus Akimitsu Harada 2012-02-28
7938778 Ultrasound diagnosis apparatus 2011-05-10
7841983 Ultrasonic diagnostic apparatus Akimitsu Harada, Kozo Nakamura, Isao Ohnishi 2010-11-30
7806823 Ultrasonic diagnostic apparatus Akimitsu Harada, Kozo Nakamura, Isao Ohnishi, Jyuntaro Matsuyama, Toshiro Uehara 2010-10-05
6998893 Circuit and method for inducing jitter to a signal Hisao Takahashi, Fujihiko Omiya, Hideaki Okuda, Toru Takai 2006-02-14
5424667 Variable frequency signal generating method Iwao Akiyama, Yasumasa Fujisawa 1995-06-13
4782290 Apparatus for measuring characteristics or electronic devices Hisashi Tamamura 1988-11-01
4772859 Microwave temperature compensated cascadable amplifier for fiber optical receiver 1988-09-20
4727318 Apparatus for measuring characteristics of electronic devices Hisashi Tamamura 1988-02-23