Inventor · disambiguated record
Masatomo Ohno
Also filed as: OHNO MASATOMO
8 granted patents·116 citations·filing 1991–2008
86Inventor score
Top patents by PatentIndex Score
8 records- 0182US5543597AGrounding switch gear deviceHITACHI LTD·Filed 1994·Granted Aug 6, 1996·41 cites·16 claims
- 0272US5604340AGas insulated switchgear insertion resistor and main contacts operating mechanism having time delay featureHITACHI LTD·Filed 1995·Granted Feb 18, 1997·26 cites·5 claims
- 0360US5638254AGas insulated switch gear deviceHITACHI LTD·Filed 1995·Granted Jun 10, 1997·24 cites·7 claims
- 0451US5734140AGas insulated high voltage circuit breaker including tulip contact assembly and insertion resistorHITACHI LTD·Filed 1995·Granted Mar 31, 1998·14 cites·13 claims
- 0542US8099563B2Storage device and access instruction sending methodOHNO MASATOMO·Filed 2008·Granted Jan 17, 2012·0 cites·10 claims
- 0634US5243160AOperating mechanism for an inert gas filled circuit breakerHITACHI LTD·Filed 1991·Granted Sep 7, 1993·5 cites·6 claims
- 0731US5206470AOperating device for gas circuit breakerHITACHI LTD·Filed 1991·Granted Apr 27, 1993·4 cites·3 claims
- 0825US5818004AGas-insulated transmission line having reserve circuit for recovering insulting gasHITACHI LTD·Filed 1996·Granted Oct 6, 1998·2 cites·12 claims
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