Inventor
OGATA HISANAO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “OGATA HISANAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
12 patentsUS4625519ADec 2, 1986
Rotary magnetic refrigerator
HITACHI LTD85 citations95
US4892862AJan 9, 1990
Process for producing superconducting material
HITACHI LTD46 citations94
US5426949AJun 27, 1995
Vacuum vessel having a cooled member
HITACHI LTD23 citations92
US5152147AOct 6, 1992
Gas swing type refrigerator
HITACHI LTD25 citations92
US4532770AAug 6, 1985
Magnetic refrigerator
HITACHI LTD30 citations92
US4502296AMar 5, 1985
Cryostat
HITACHI LTD30 citations92
US4593835AJun 10, 1986
Cryogenic liquefied pump system
HITACHI LTD33 citations89
US5083445AJan 28, 1992
Cryopump
HITACHI LTD19 citations81
US4457135AJul 3, 1984
Magnetic refrigerating apparatus
HITACHI LTD24 citations81
US4959964AOct 2, 1990
Cryostat with refrigerator containing superconductive magnet
HITACHI LTD18 citations73
US5183799AFeb 2, 1993
Superconducting materials including La-Sr-Nb-O, Y-Ba-Nb-O, La-Sr-Nb-Cu-O, and Y-Ba-Nb-Cu-O
HITACHI LTD13 citations71
US4334123AJun 8, 1982
Internal cooling type superconductor
HITACHI LTD5 citations62