Inventor
NISHIKAWA Toyoharu
JP19 patents
⚠️ This page may combine multiple inventors who share the name “NISHIKAWA Toyoharu”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI HITACHI POWER SYS
11 patentsUS10316679B2Jun 11, 2019
Seal structure and rotating machine
MITSUBISHI HITACHI POWER SYS6 citations73
US10975711B2Apr 13, 2021
Seal structure and turbine
MITSUBISHI HITACHI POWER SYS2 citations71
US10982719B2Apr 20, 2021
Seal fin, seal structure, and turbo machine
MITSUBISHI HITACHI POWER SYS0 citations62
US10822984B2Nov 3, 2020
Sealing device
MITSUBISHI HITACHI POWER SYS1 citations62
US10718434B2Jul 21, 2020
Step seal, seal structure, turbo machine, and method for manufacturing step seal
MITSUBISHI HITACHI POWER SYS1 citations62
US11073047B2Jul 27, 2021
Steam turbine
MITSUBISHI HITACHI POWER SYS0 citations51
US10989069B2Apr 27, 2021
Steam turbine cooling unit
MITSUBISHI HITACHI POWER SYS0 citations50
US10385714B2Aug 20, 2019
Seal structure and rotary machine
MITSUBISHI HITACHI POWER SYS0 citations41
US10731499B2Aug 4, 2020
Seal device for turbine, turbine, and thin plate for seal device
MITSUBISHI HITACHI POWER SYS0 citations40
US10662796B2May 26, 2020
Seal device for turbine, turbine, and thin plate for seal device
MITSUBISHI HITACHI POWER SYS0 citations40
US10876408B2Dec 29, 2020
Steam turbine
MITSUBISHI HITACHI POWER SYS0 citations39
MITSUBISHI HITACHI POWER SYS LTD
6 patentsUS11333043B2May 17, 2022
Steam turbine plant
MITSUBISHI HITACHI POWER SYS LTD2 citations72
US11131217B2Sep 28, 2021
Steam turbine exhaust chamber and steam turbine
MITSUBISHI HITACHI POWER SYS LTD0 citations62
US11105213B2Aug 31, 2021
Seal fin, seal structure, turbo machine, and method for manufacturing seal fin
MITSUBISHI HITACHI POWER SYS LTD0 citations51
US11319825B2May 3, 2022
Sealing device and rotary machine
MITSUBISHI HITACHI POWER SYS LTD0 citations50
US11187097B2Nov 30, 2021
Rotary machine
MITSUBISHI HITACHI POWER SYS LTD0 citations50
US11591934B2Feb 28, 2023
Exhaust hood and steam turbine
MITSUBISHI HITACHI POWER SYS LTD0 citations48