Inventor · disambiguated record
Shuntaro Koyama
Also filed as: KOYAMA SHUNTARO
11 granted patents·266 citations·filing 1980–1996
92Inventor score
Top patents by PatentIndex Score
11 records- 0184US4884396ADesulfurizing agent and process for treating hydrogen sulfide containing gas, coal gasification system and power generation system based on coal gasification using the desulfurizing agentHITACHI LTD·Filed 1988·Granted Dec 5, 1989·35 cites·14 claims
- 0281US4336227AFluidized bed reactorAGENCY IND SCIENCE TECHN·Filed 1980·Granted Jun 22, 1982·36 cites·4 claims
- 0374US5782032ACoal gasification furnace with a slag tap hole of specific shapeHITACHI LTD·Filed 1996·Granted Jul 21, 1998·32 cites·8 claims
- 0473US4696678AMethod and equipment for gasification of coalAGENCY IND SCIENCE TECHN·Filed 1984·Granted Sep 29, 1987·25 cites·2 claims
- 0573US4412848AHeat recovery method from gasified products of hydrocarbonAGENCY IND SCIENCE TECHN·Filed 1982·Granted Nov 1, 1983·23 cites·2 claims
- 0671US5755838ACoal gasifier and using method thereofHITACHI LTD·Filed 1996·Granted May 26, 1998·33 cites·5 claims
- 0765US4908695ACooling apparatus and semiconductor device employing the sameHITACHI LTD·Filed 1988·Granted Mar 13, 1990·31 cites·10 claims
- 0855US5725615AEntrained bed coal gasification reactor and method of gasifying coalHITACHI LTD·Filed 1995·Granted Mar 10, 1998·12 cites·29 claims
- 0955US4806131AGasification process for coal gasification furnace and apparatus thereforHITACHI LTD·Filed 1987·Granted Feb 21, 1989·9 cites·9 claims
- 1048US5432090AMethod for measuring metal ingredients in combustion gasHITACHI LTD·Filed 1993·Granted Jul 11, 1995·14 cites·7 claims
- 1146US5104426AMethod of and apparatus for separating gas mixtureHITACHI LTD·Filed 1990·Granted Apr 14, 1992·16 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →