Inventor
HIRATSUKA YOSHIKATSU
JP11 patents
⚠️ This page may combine multiple inventors who share the name “HIRATSUKA YOSHIKATSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO HEAVY INDUSTRIES
10 patentsUS9103332B2Aug 11, 2015
Refrigerator and compressor
SUMITOMO HEAVY INDUSTRIES2 citations59
US11092271B2Aug 17, 2021
Flexible connection pipe for cryocooler and cryocooler
SUMITOMO HEAVY INDUSTRIES0 citations49
US9976780B2May 22, 2018
Stirling-type pulse tube refrigerator
SUMITOMO HEAVY INDUSTRIES1 citations49
US9964340B2May 8, 2018
Stirling refrigerator
SUMITOMO HEAVY INDUSTRIES0 citations49
US9574798B2Feb 21, 2017
U-shaped pulse-tube refrigerator
SUMITOMO HEAVY INDUSTRIES0 citations49
US9127864B2Sep 8, 2015
Regenerative refrigerator
SUMITOMO HEAVY INDUSTRIES0 citations49
US10393411B2Aug 27, 2019
Stirling cryocooler
SUMITOMO HEAVY INDUSTRIES0 citations39
US10228164B2Mar 12, 2019
Stirling refrigerator
SUMITOMO HEAVY INDUSTRIES0 citations39
US10480665B2Nov 19, 2019
Valve structure, nonlubricated linear compressor, and cryocooler
SUMITOMO HEAVY INDUSTRIES0 citations38
US9759459B2Sep 12, 2017
Regenerator and regenerative refrigerator with insertion member
SUMITOMO HEAVY INDUSTRIES0 citations38