Inventor
SAKAGUCHI YOSHIYUKI
JP49 patents
⚠️ This page may combine multiple inventors who share the name “SAKAGUCHI YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EDWARDS JAPAN LTD
31 patentsUS7393228B2Jul 1, 2008
Terminal structure and vacuum pump
EDWARDS JAPAN LTD30 citations92
US7713087B2May 11, 2010
Terminal structure and vacuum pump
EDWARDS JAPAN LTD5 citations73
US10253777B2Apr 9, 2019
Thread groove pump mechanism, vacuum pump including thread groove pump mechanism, and rotor, outer circumference side stator, and inner circumference side stator used in thread groove pump mechanism
EDWARDS JAPAN LTD2 citations72
US11542950B2Jan 3, 2023
Vacuum pump
EDWARDS JAPAN LTD2 citations71
US11009044B2May 18, 2021
Outlet port part and vacuum pump
EDWARDS JAPAN LTD2 citations71
US10823200B2Nov 3, 2020
Connected thread groove spacer and vacuum pump
EDWARDS JAPAN LTD6 citations70
US11204038B2Dec 21, 2021
Vacuum pump, and magnetic bearing device and annular electromagnet used in vacuum pump
EDWARDS JAPAN LTD2 citations67
US7341423B2Mar 11, 2008
Molecular pump and connecting device
EDWARDS JAPAN LTD3 citations63
US12270405B2Apr 8, 2025
Vacuum pump and rotating body thereof
EDWARDS JAPAN LTD0 citations62
US10954962B2Mar 23, 2021
Vacuum pump
EDWARDS JAPAN LTD1 citations62
US10907653B2Feb 2, 2021
Vacuum pump
EDWARDS JAPAN LTD0 citations62
US8366380B2Feb 5, 2013
Turbo-molecular pump and method of assembling turbo-molecular pump
EDWARDS JAPAN LTD4 citations62
US12188477B2Jan 7, 2025
Vacuum pump and rotating cylinder provided in vacuum pump
EDWARDS JAPAN LTD0 citations61
US11408429B2Aug 9, 2022
Vacuum pump apparatus, and pump main body unit, control unit, and spacer each for use in vacuum pump apparatus
EDWARDS JAPAN LTD0 citations61
US11333153B2May 17, 2022
Vacuum pump and control apparatus associated with vacuum pump
EDWARDS JAPAN LTD0 citations61
US11081845B2Aug 3, 2021
Vacuum pump, and connector and control device applied to vacuum pump
EDWARDS JAPAN LTD0 citations61
US11078925B2Aug 3, 2021
Vacuum pump and rotating cylindrical body included in vacuum pump
EDWARDS JAPAN LTD0 citations60
US10260509B2Apr 16, 2019
Vacuum pump
EDWARDS JAPAN LTD1 citations60
US12504014B2Dec 23, 2025
Vacuum pump
EDWARDS JAPAN LTD0 citations52
US12044241B2Jul 23, 2024
Vacuum pump and vacuum pump component
EDWARDS JAPAN LTD0 citations52
US11466701B2Oct 11, 2022
Vacuum pump, and stator component, discharge port, and control means used therein
EDWARDS JAPAN LTD0 citations52
US10508657B2Dec 17, 2019
Stator component of vacuum pump
EDWARDS JAPAN LTD0 citations52
US10260515B2Apr 16, 2019
Stator component of vacuum pump
EDWARDS JAPAN LTD0 citations52
US11933310B2Mar 19, 2024
Vacuum pump and vacuum pump component
EDWARDS JAPAN LTD0 citations50
US11905968B2Feb 20, 2024
Vacuum pump, casing, and inlet port flange
EDWARDS JAPAN LTD0 citations50
US9982682B2May 29, 2018
Rotor and vacuum pump equipped with same
EDWARDS JAPAN LTD1 citations50
US11802568B2Oct 31, 2023
Vacuum thread-groove pump with thread exhaust channels
EDWARDS JAPAN LTD0 citations49
US11204042B2Dec 21, 2021
Vacuum pump and cooling component thereof
EDWARDS JAPAN LTD0 citations45
US12378967B2Aug 5, 2025
Vacuum pump
EDWARDS JAPAN LTD0 citations42
US10704555B2Jul 7, 2020
Stator-side member and vacuum pump
EDWARDS JAPAN LTD0 citations41
US10495109B2Dec 3, 2019
Vacuum pump and heat insulating spacer used in vacuum pump
EDWARDS JAPAN LTD0 citations39
BOC TECHNOLOGIES LTD
8 patentsUS6854956B2Feb 15, 2005
Turbo-molecular pump
BOC TECHNOLOGIES LTD12 citations83
US6752588B2Jun 22, 2004
Vacuum pump
BOC TECHNOLOGIES LTD14 citations82
US6866472B2Mar 15, 2005
Vacuum pump
BOC TECHNOLOGIES LTD7 citations73
US6824349B2Nov 30, 2004
Vacuum pump
BOC TECHNOLOGIES LTD12 citations73
US6709226B2Mar 23, 2004
Vacuum pump
BOC TECHNOLOGIES LTD12 citations73
US6890145B2May 10, 2005
Vacuum pump
BOC TECHNOLOGIES LTD11 citations68
US6814536B2Nov 9, 2004
Vacuum pump
BOC TECHNOLOGIES LTD2 citations62
US7059823B2Jun 13, 2006
Molecular pump equipped with flange having buffering portion
BOC TECHNOLOGIES LTD6 citations59