Inventor
SUGITA KEISUKE
JP33 patents
⚠️ This page may combine multiple inventors who share the name “SUGITA KEISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
14 patentsUS5525741AJun 11, 1996
Process for producing olefin oxides
SUMITOMO CHEMICAL CO23 citations92
US6303099B1Oct 16, 2001
Process for producing pentacyl-type crystalline zeolites and a process for producing ε-caprolactam using the same
SUMITOMO CHEMICAL CO20 citations91
US5573989ANov 12, 1996
Process for producing olefin oxides
SUMITOMO CHEMICAL CO5 citations73
US5525725AJun 11, 1996
Process for producing a high purity caprolactam
SUMITOMO CHEMICAL CO4 citations72
US5362870ANov 8, 1994
Process for producing a high purity caprolactam
SUMITOMO CHEMICAL CO8 citations72
US6531595B2Mar 11, 2003
Method for producing ε-caprolactam and reactor for the method
SUMITOMO CHEMICAL CO11 citations70
US6946553B2Sep 20, 2005
Process for producing ε-caprolactam and catalyst for the production
SUMITOMO CHEMICAL CO4 citations63
US7060645B2Jun 13, 2006
Method for manufacturing zeolite and method for manufacturing ε-caprolactam
SUMITOMO CHEMICAL CO3 citations62
US7026474B2Apr 11, 2006
Method for producing ε-caprolactam and method for reactivating catalyst for production of ε-caprolactam
SUMITOMO CHEMICAL CO2 citations62
US5459261AOct 17, 1995
Process for producing a high purity caprolactam
SUMITOMO CHEMICAL CO3 citations61
US7687621B2Mar 30, 2010
Process for regenerating catalyst for producing e-caprolactam and process for producing e-caprolactam
SUMITOMO CHEMICAL CO0 citations52
US7189845B2Mar 13, 2007
Method for producing ε-caprolactam
SUMITOMO CHEMICAL CO0 citations52
US7923583B2Apr 12, 2011
Method for producing cycloalkanol and/or cycloalkanone
SUMITOMO CHEMICAL CO0 citations48
US7910777B2Mar 22, 2011
Method for producing cycloalkanol and/or cycloalkanone
SUMITOMO CHEMICAL CO0 citations41
HITACHI METALS LTD
14 patentsUS9984832B2May 29, 2018
Touch sensor and method for manufacturing the same
HITACHI METALS LTD9 citations80
US11555754B2Jan 17, 2023
Method for manufacturing pressure-sensitive sensor, pressure-sensitive sensor manufacturing equipment, and pressure-sensitive sensor
HITACHI METALS LTD2 citations73
US11488744B2Nov 1, 2022
Molded wire and molded cable, and wire for molded wire and cable for molded cable
HITACHI METALS LTD2 citations73
US10890495B2Jan 12, 2021
Pressure-sensitive sensor including a hollow tubular member of an elastic insulation
HITACHI METALS LTD6 citations73
US10451496B2Oct 22, 2019
Pressure-sensitive sensor
HITACHI METALS LTD5 citations73
US10319490B2Jun 11, 2019
Conductive elastomer composition and molded article of the same
HITACHI METALS LTD2 citations73
US9882307B2Jan 30, 2018
Molded electric wire
HITACHI METALS LTD4 citations73
US9640299B2May 2, 2017
Crosslinked resin compound and wire and cable using the same
HITACHI METALS LTD5 citations73
US11217400B2Jan 4, 2022
Pressure-sensitive sensor
HITACHI METALS LTD3 citations72
US10622167B2Apr 14, 2020
Method of manufacturing a pressure-sensitive sensor
HITACHI METALS LTD2 citations72
US11295903B2Apr 5, 2022
Pressure sensitive sensor
HITACHI METALS LTD0 citations62
US11615926B2Mar 28, 2023
Method and device for producing pressure sensitive sensor
HITACHI METALS LTD0 citations52
US11501892B2Nov 15, 2022
Wire harness and resin composition
HITACHI METALS LTD0 citations52
US10866155B2Dec 15, 2020
Method for manufacturing pressure-sensitive sensor, pressure-sensitive sensor manufacturing equipment, and pressure-sensitive sensor
HITACHI METALS LTD0 citations52
PROTERIAL LTD
3 patentsUS12224087B2Feb 11, 2025
Stretchable cable
PROTERIAL LTD2 citations74
US12372421B2Jul 29, 2025
Pressure sensitive sensor with conducting members and an insulating member
PROTERIAL LTD0 citations56
US11933682B2Mar 19, 2024
Pressure sensitive sensor with conducting members and an insulating member
PROTERIAL LTD0 citations56