Inventor · disambiguated record
Takashi Tohzuka
Also filed as: OHSAKA YOHNOSUKE · TOHZUKA TAKASHI
18 granted patents·287 citations·filing 1976–1991
95Inventor score
Files withDAIKIN IND LTD18
Top patents by PatentIndex Score
18 records- 0190US4845268AHalogen-containing polyetherDAIKIN IND LTD·Filed 1986·Granted Jul 4, 1989·39 cites·21 claims
- 0286US4238416AMethod for isomerization of fluorinated epoxy compoundsDAIKIN IND LTD·Filed 1979·Granted Dec 9, 1980·18 cites·4 claims
- 0384US5132446AFluorine-containing phosphate ester, its preparation and its use for preventing rustDAIKIN IND LTD·Filed 1990·Granted Jul 21, 1992·35 cites·2 claims
- 0481US4719052A2,2-difluoropropionic acid derivativesDAIKIN IND LTD·Filed 1984·Granted Jan 12, 1988·16 cites·7 claims
- 0579US4973742AHalogen-containing polyetherDAIKIN IND LTD·Filed 1989·Granted Nov 27, 1990·21 cites·27 claims
- 0679US4296265AProcess for preparing hexafluoropropene oligomersDAIKIN IND LTD·Filed 1980·Granted Oct 20, 1981·13 cites·5 claims
- 0774US4288376AProcess for preparing hexafluoropropene oxideDAIKIN IND LTD·Filed 1980·Granted Sep 8, 1981·8 cites·3 claims
- 0873US4904417AFluorine-containing polyether and process for preparing the sameDAIKIN IND LTD·Filed 1988·Granted Feb 27, 1990·20 cites·5 claims
- 0973US4724092AFluorine-containing grease compositionDAIKIN IND LTD·Filed 1985·Granted Feb 9, 1988·25 cites·17 claims
- 1065US4070439AProcess for the recovery of antimony pentachloride from a spent antimony catalyst mixtureDAIKIN IND LTD·Filed 1976·Granted Jan 24, 1978·14 cites·21 claims
- 1164US4985161AFluorine-containing grease and its preparationDAIKIN IND LTD·Filed 1990·Granted Jan 15, 1991·17 cites·9 claims
- 1264US4836944AHalogen-containing polyether and its useDAIKIN IND LTD·Filed 1988·Granted Jun 6, 1989·15 cites·6 claims
- 1359US5227516AFluorine-containing polyether and nonionic surfactant comprising the sameDAIKIN IND LTD·Filed 1991·Granted Jul 13, 1993·14 cites·2 claims
- 1452US5214216AFluorine-containing polyether and nonionic surfactant comprising the sameDAIKIN IND LTD·Filed 1990·Granted May 25, 1993·10 cites·2 claims
- 1552US4165340AProcess for preparing hexafluoropropanone-2DAIKIN IND LTD·Filed 1977·Granted Aug 21, 1979·9 cites·1 claims
- 1646US4973762AProcess for production of polyfluoroiodideDAIKIN IND LTD·Filed 1989·Granted Nov 27, 1990·5 cites·5 claims
- 1741US5004554AFluorine-containing polyether and lubricant comprising the sameDAIKIN IND LTD·Filed 1990·Granted Apr 2, 1991·7 cites·6 claims
- 1840US4284822AProcess for preparing hexafluoroacetoneDAIKIN IND LTD·Filed 1980·Granted Aug 18, 1981·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →