Inventor · disambiguated record
Haruyuki Morikawa
Also filed as: MORIKAWA HARUYUKI
9 granted patents·1 pending application·124 citations·filing 1980–2020
87Inventor score
Top patents by PatentIndex Score
10 records- 0194US4321410AMethod of stripping unreacted materials in urea synthesis processMITSUI TOATSU CHEMICALS·Filed 1981·Granted Mar 23, 1982·42 cites·6 claims
- 0283US4504679AProcess for synthesizing ureaTOYO ENGINEERING CORP·Filed 1982·Granted Mar 12, 1985·19 cites·5 claims
- 0381US7153693B2Method and apparatus for determining urea concentrationTOYO ENGINEERING CORP·Filed 2003·Granted Dec 26, 2006·35 cites·10 claims
- 0480US10604477B2Urea manufacturing method and urea manufacturing apparatusTOYO ENGINEERING CORP·Filed 2016·Granted Mar 31, 2020·1 cites·12 claims
- 0572US7582237B2Process for preparing granular urea productTOYO ENGINEERING CORP·Filed 2006·Granted Sep 1, 2009·2 cites·4 claims
- 0667US10501407B2Urea manufacturing method and urea manufacturing apparatusTOYO ENGINEERING CORP·Filed 2016·Granted Dec 10, 2019·1 cites·11 claims
- 0764US4311856AProcess for synthesizing ureaTOYO ENGINEERING CORP·Filed 1980·Granted Jan 19, 1982·7 cites·5 claims
- 0863US2020172475A1Urea Manufacturing Method And Urea Manufacturing ApparatusTOYO ENGINEERING CORP·Filed 2020·Application pending·0 cites
- 0954US5965071AProcess for preparing granular ureaTOYO ENGINEERING CORP·Filed 1997·Granted Oct 12, 1999·17 cites·11 claims
- 1045US10173972B2Method for producing high-purity aqueous urea solution in urea production processTOYO ENGINEERING CORP·Filed 2015·Granted Jan 8, 2019·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →