II

Ikuhiko Ishikawa

YE Yokogawa Electric: 12 patents #38 of 1,441Top 3%
Overall (All Time): #409,773 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11330350 Field device and information providing method Takashi Arai, Yusaku Yoshida, Shuichi Sato 2022-05-10
11105665 Electromagnetic flowmeter and control method for diagnosing presence or absence of an attached conductive substance to the electrode surface Takashi Arai, Yusaku Yoshida, Shuichi Sato 2021-08-31
10698388 Field device Toru Shimura, Daisuke Harigane, Shinnosuke YOSHIDA 2020-06-30
9683878 Electromagnetic flowmeter Wandong Li, Yuichi Kaneko, Masakazu Saito 2017-06-20
9288289 Portable device maintenance support apparatus, system, and method Masafumi Nakamura 2016-03-15
8718152 Two-wire transmitter Youichi Iwano, Ryou Hagiwara, Kazuyuki Endo 2014-05-06
8047080 Electromagnetic flowmeter and zero point measurement method thereof Yasumi Koike, Toru Shimura 2011-11-01
8032257 Field equipment of two-wire Yasumi Koike, Toru Shimura 2011-10-04
7421907 Electromagnetic flowmeter including a feedback voltage distributed to the inner conductor of the shielded cable and the input circuit 2008-09-09
7310582 Electromagnetic flow meter with reduced power consumption and reduced exciting current 2007-12-18
7293468 Electromagnetic flowmeter 2007-11-13
6804613 Electromagnetic flowmeter Hironobu Oota 2004-10-12