P

Inventor

YORIKANE SHIGEYUKI

JP24 patents
⚠️ This page may combine multiple inventors who share the name “YORIKANE SHIGEYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD

23 patents
US11873817B2Jan 16, 2024

Liquid-feeding rotary-screw compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD2 citations72
US10578107B2Mar 3, 2020

Liquid-cooled compressor and method for operating same

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD2 citations72
US12123413B2Oct 22, 2024

Screw compressor having a plurality of branch paths with intersects and central axes

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations62
US11359626B2Jun 14, 2022

Screw compressor having a plurality of branch paths with intersects and central axes

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations62
US11933300B2Mar 19, 2024

Screw compressor having a screw rotor whose pitch changes in an axial direction from a suction end surface toward a discharge end surface

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations57
US12378964B2Aug 5, 2025

Gas compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations52
US11982456B2May 14, 2024

Air compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations52
US11965510B2Apr 23, 2024

Compressor body and compressor to supply liquid into working chambers and whose downstream portion reaches a suction bearing chamber

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations52
US11795949B2Oct 24, 2023

Liquid level height detection in a gas-liquid separator of a liquid supply type gas compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations52
US12078172B2Sep 3, 2024

Multi-stage screw compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations51
US12025129B2Jul 2, 2024

Liquid supply type screw compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations51
US11719241B2Aug 8, 2023

Screw compressor having a lubrication path for a plurality of suction side bearings

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations51
US11313370B2Apr 26, 2022

Liquid-injected screw compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations51
US12313069B2May 27, 2025

Screw compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations50
US12135032B2Nov 5, 2024

Screw compressor having working chamber closing member to regulate suction working medium flow to a working chamber

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations50
US12110889B2Oct 8, 2024

Screw compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations50
US12421972B2Sep 23, 2025

Liquid-feed-type gas compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations49
US12385490B2Aug 12, 2025

Gas compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations49
US12104599B2Oct 1, 2024

Liquid feed type gas compressor having a liquid supply system with first and second cooling units

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations49
US11988217B2May 21, 2024

Oil feed type air compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations49
US11448217B2Sep 20, 2022

Gas compressor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations49
US11231036B2Jan 25, 2022

Screw compressor having an opening of a fluid supply portion between the compression intersection line and a trajectory line

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations49
US12031536B2Jul 9, 2024

Screw compressor and screw rotor

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations47

HITACHI IND EQUIPMENT SYS

1 patent