TI

Toru Ikegami

Schlumberger Technology: 12 patents #467 of 7,293Top 7%
KG Kernforschungszentrum Karlsruhe Gmbh: 3 patents #40 of 363Top 15%
TC Toshiba Glass Co.: 3 patents #2 of 15Top 15%
SC Shinwa Controls Co.: 2 patents #18 of 52Top 35%
HH Hitachi High-Technologies: 1 patents #1,282 of 1,917Top 70%
Overall (All Time): #247,414 of 4,157,543Top 6%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12399515 Flow rate control device, flow rate control method, and chiller 2025-08-26
12372984 Flow rate control device, flow rate control method, and chiller 2025-07-29
10371847 System and methodology for identifying time differences between clocks during seismic exploration Shinji Yoneshima 2019-08-06
10072497 Downhole acoustic wave sensing with optical fiber 2018-09-11
9927286 Seismic sensing with optical fiber Masafumi Fukuhara 2018-03-27
9869788 Seismic detector Ryo Imai, Takashi Yoshikawa 2018-01-16
9567845 Downhole seismic sensor with filler fluid and method of using same 2017-02-14
9297649 Pattern dimension measurement method and charged particle beam apparatus Hiroki Kawada, Norio Hasegawa 2016-03-29
9217808 Wellbore signal monitor with tangential seismic sensors for tube-wave noise reduction Shinji Yoneshima, Sogo Kuroiwa, Tatsuki Endo 2015-12-22
9086508 Use of an effective tool model in sonic logging data processing Bikash K. Sinha, David Johnson, Jahir Pabon 2015-07-21
9038765 Neutrally-buoyant borehole investigation tools and methods Nicolas Goujon, Julian Edward Kragh, Philip A. F. Christie, Emmanuel Coste, Clement Kostov +2 more 2015-05-26
7554882 Methods and systems for calibrating acoustic receivers Fernando Garcia-Osuna, Vivian Pistre, Shu-Kong Chang, Yoko Morikami 2009-06-30
7529152 Use of an effective tool model in sonic logging data processing Bikash K. Sinha, David Johnson, Jahir Pabon 2009-05-05
7085194 Methods and systems for calibrating acoustic receivers Fernando Garcia-Osuna 2006-08-01
6510104 Acoustic frequency selection in acoustic logging tools 2003-01-21
5057693 Radiation dose reading apparatus Bertram Burgkhardt, Ernst Piesch, Michael Vilgis, Motoyuki Sato 1991-10-15
4922115 Fluorescent glass dosimeter Yasushi Mawatari, Motoyuki Sato, Bertram Burgkhardt, Ernst Piesch, Hans-Gerd Rober 1990-05-01
4880986 System for measuring radiation doses using fluorescent dosemeters Junji Yamada, Yasushi Mawatari, Koichi Nishio, Motoyuki Sato, Bertram Burgkhardt +2 more 1989-11-14