Inventor · disambiguated record
Fujimitsu Masuyama
Also filed as: MASUYAMA FUJIMITSU
19 granted patents·248 citations·filing 1986–2002
95Inventor score
Top patents by PatentIndex Score
19 records- 0185US6379611B1High strength, low alloy, heat resistant steelSUMITOMO METAL IND·Filed 2000·Granted Apr 30, 2002·22 cites·11 claims
- 0279US4799972AProcess for producing a high strength high-Cr ferritic heat-resistant steelSUMITOMO METAL IND·Filed 1986·Granted Jan 24, 1989·24 cites·4 claims
- 0374US5746843ALow Mn-low Cr ferritic heat resistant steel excellent in strength at elevated temperaturesSUMITOMO METAL IND·Filed 1997·Granted May 5, 1998·26 cites·19 claims
- 0472US6935552B2High-precision method and apparatus for evaluating creep damageMITSUBISHI HEAVY IND LTD·Filed 2002·Granted Aug 30, 2005·10 cites·8 claims
- 0572US5407635ALow-chromium ferritic heat-resistant steel with improved toughness and creep strengthSUMITOMO METAL IND·Filed 1993·Granted Apr 18, 1995·20 cites·24 claims
- 0664US6919534B2Welded joints in high strength, heat resistant steels, and a welding method thereforMITSUBISHI HEAVY IND LTD·Filed 2002·Granted Jul 19, 2005·13 cites·8 claims
- 0761US5945064AWelding material for low chromium (Cr) ferritic steel having high toughnessMITSUBISHI HEAVY IND LTD·Filed 1998·Granted Aug 31, 1999·16 cites·9 claims
- 0858US5084238AHigh strength heat-resistant low alloy steelsMITSUBISHI HEAVY IND LTD·Filed 1990·Granted Jan 28, 1992·16 cites·2 claims
- 0958US5038035AAutomatic structure analyzing/processing apparatusMITSUBISHI HEAVY IND LTD·Filed 1989·Granted Aug 6, 1991·19 cites·4 claims
- 1057US5211909ALow-alloy heat-resistant steel having improved creep strength and toughnessSUMITOMO METAL IND·Filed 1992·Granted May 18, 1993·13 cites·19 claims
- 1149US5556561AMethod of forming a weld joint of austenitic stainless steel/ferritic steelMITSUBISHI HEAVY IND LTD·Filed 1995·Granted Sep 17, 1996·17 cites·3 claims
- 1248US5814274ALow-Cr ferritic steels and low-Cr ferritic cast steels having excellent high teperature strength and weldabilityMITSUBISHI HEAVY IND LTD·Filed 1997·Granted Sep 29, 1998·9 cites·24 claims
- 1342US5204056AMethod of production of high-nitrogen ferritic heat-resisting steelNIPPON STEEL CORP·Filed 1992·Granted Apr 20, 1993·6 cites·4 claims
- 1441US5254307AHigh-nitrogen ferritic heat-resisting steel with high niobium content and method of production thereofNIPPON STEEL CORP·Filed 1992·Granted Oct 19, 1993·6 cites·8 claims
- 1540US5268142AHigh-nitrogen ferritic heat-resisting steel with high vanadium content and method of production thereofNIPPON STEEL CORP·Filed 1992·Granted Dec 7, 1993·6 cites·8 claims
- 1640US5158745AHigh-nitrogen ferritic heat-resisting steelNIPPON STEEL CORP·Filed 1991·Granted Oct 27, 1992·5 cites·4 claims
- 1740US4957701AHigh-strength high-Cr ferritic heat-resistant steelSUMITOMO METAL IND·Filed 1988·Granted Sep 18, 1990·6 cites·3 claims
- 1840US4907457AMethod of evaluating residual life of heat-resistant steelMITSUBISHI HEAVY IND LTD·Filed 1988·Granted Mar 13, 1990·10 cites·4 claims
- 1936US5972287AHeat-resisting steelMITSUBISHI HEAVY IND LTD·Filed 1998·Granted Oct 26, 1999·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →