Inventor · disambiguated record
Tsuguaki Koga
Also filed as: KOGA TSUGUAKI
7 granted patents·479 citations·filing 1976–1990
89Inventor score
Files withHITACHI LTD7
Top patents by PatentIndex Score
7 records- 0195US4523286AApparatus for making diagnosis of valve device in turbine systemHITACHI LTD·Filed 1982·Granted Jun 11, 1985·150 cites·12 claims
- 0294US4406169AMethod of and system for monitoring bearing conditionsHITACHI LTD·Filed 1981·Granted Sep 27, 1983·75 cites·26 claims
- 0393US5121597AGas turbine combustor and methodd of operating the sameHITACHI LTD·Filed 1990·Granted Jun 16, 1992·108 cites·11 claims
- 0491US4098127ABalancing method for use in multiple-span rotor shaft system and balancing system using sameHITACHI LTD·Filed 1976·Granted Jul 4, 1978·59 cites·9 claims
- 0584US4478082AMethod and apparatus for detecting rubbing in a rotary machineHITACHI LTD·Filed 1982·Granted Oct 23, 1984·47 cites·4 claims
- 0670US4376389AMethod of diagnosis of operating conditions of bearing and apparatus thereforHITACHI LTD·Filed 1980·Granted Mar 15, 1983·23 cites·21 claims
- 0757US4481819AMethod and apparatus for detecting metal wipe damages of plane bearingHITACHI LTD·Filed 1983·Granted Nov 13, 1984·17 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →