Inventor
KUWAHARA TAKAYUKI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “KUWAHARA TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD
9 patentsUS11092155B2Aug 17, 2021
Scroll compressor including fixed and orbiting scrolls having different heights and surface hardenings
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD3 citations72
US10634140B2Apr 28, 2020
Scroll compressor with step
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD2 citations72
US11939977B2Mar 26, 2024
Scroll compressor including fixed and orbiting scroll having stepped portions and a surface hardened treatment
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations62
US11415130B2Aug 16, 2022
Scroll compressor
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations52
US12385484B2Aug 12, 2025
Compressor
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations50
US10590769B2Mar 17, 2020
Scroll fluid machine
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations46
US12410796B2Sep 9, 2025
Scroll compressor
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations45
US10844719B2Nov 24, 2020
Scroll fluid machine including a pair of fixed scrolls and an orbiting scroll
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations40
US10766120B2Sep 8, 2020
Method and device for manufacturing compressor scrolls, compressor scroll, and scroll compressor
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations39
SEIKO EPSON CORP
5 patentsUS7268406B2Sep 11, 2007
Mask, mask chip, manufacturing method of mask, manufacturing method of mask chip, and electronic device
SEIKO EPSON CORP12 citations84
US7074694B2Jul 11, 2006
Deposition mask, manufacturing method thereof, display unit, manufacturing method thereof, and electronic apparatus including display unit
SEIKO EPSON CORP11 citations84
US7033665B2Apr 25, 2006
Precision mask for deposition and a method for manufacturing the same, an electroluminescence display and a method for manufacturing the same, and electronic equipment
SEIKO EPSON CORP7 citations74
US7754274B2Jul 13, 2010
Mask and method for manufacturing the same, method for manufacturing display, method for manufacturing organic electroluminescent display, organic electroluminescent device, and electronic device
SEIKO EPSON CORP3 citations63
US7771789B2Aug 10, 2010
Method of forming mask and mask
SEIKO EPSON CORP2 citations62
MITSUBISHI HEAVY IND LTD
4 patentsUS7658600B2Feb 9, 2010
Scroll compressor with thrustplate peeling prevention
MITSUBISHI HEAVY IND LTD9 citations83
US7604465B2Oct 20, 2009
Fluid machine and scroll compressor having a crankshaft with a large diameter shaft section
MITSUBISHI HEAVY IND LTD2 citations61
US8038421B2Oct 18, 2011
Scroll compressor having an allowable angle of rotation
MITSUBISHI HEAVY IND LTD1 citations51
US7905716B2Mar 15, 2011
Scroll compressor
MITSUBISHI HEAVY IND LTD0 citations51
TOSHIBA KK
2 patentsTOSHIBA MEDICAL SYS CORP
2 patentsMITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD
2 patentsUS9732753B2Aug 15, 2017
Scroll compressor with inclined surfaces on the stepped portions
MITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD3 citations71
US9366253B2Jun 14, 2016
Scroll compressor and processing method of scroll including a projection on a tip seal and a hole in a tip seal groove
MITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD0 citations39