Inventor · disambiguated record
Morio Nakamura
Also filed as: NAKAMURA MORIO
17 granted patents·1,690 citations·filing 1980–1998
96Inventor score
Top patents by PatentIndex Score
17 records- 0197US4340706AAlkali metal acrylate or ammonium acrylate polymer excellent in salt solution-absorbency and process for producing sameSEITETSU KAGAKU CO LTD·Filed 1980·Granted Jul 20, 1982·421 cites·25 claims
- 0295US4590227AWater-swellable elastomer compositionSEITETSU KAGAKU CO LTD·Filed 1984·Granted May 20, 1986·202 cites·15 claims
- 0395US4541871AWater-absorbent resin having improved water-absorbency and improved water-dispersibility and process for producing sameSEITETSU KAGAKU CO LTD·Filed 1984·Granted Sep 17, 1985·235 cites·11 claims
- 0493US5180798AProcess for production of water-absorbent resinSUMITOMO SEIKA CHEMICALS·Filed 1991·Granted Jan 19, 1993·87 cites·16 claims
- 0593US4863989AWater-absorbent resin compositionSEITETSU KAGAKU CO LTD·Filed 1987·Granted Sep 5, 1989·46 cites·2 claims
- 0693US4507438AWater-absorbent resin having improved water-absorbency and improved water-dispersibility and process for producing sameSEITETSU KAGAKU CO LTD·Filed 1982·Granted Mar 26, 1985·184 cites·16 claims
- 0790US4683274AProcess for producing a water-absorbent resinSEITETSU KAGAKU CO LTD·Filed 1985·Granted Jul 28, 1987·226 cites·10 claims
- 0889US4732968AProcess for granulating a water-absorbent resin employing (a) water (b) inorganic powder & (c) surfactant in an inert solventSEITETSU KAGAKU CO LTD·Filed 1986·Granted Mar 22, 1988·53 cites·11 claims
- 0987US5075373AWater retention material with water-absorbencySEITETSU KAGAKU CO LTD·Filed 1989·Granted Dec 24, 1991·50 cites·2 claims
- 1085US4972019AWater-absorbent resin compositionSEITETSU KAGAKU CO LTD·Filed 1989·Granted Nov 20, 1990·27 cites·3 claims
- 1184US5326852AMethod for production of alkylene oxide polymersSUMITOMO SEIKA CHEMICALS·Filed 1992·Granted Jul 5, 1994·51 cites·11 claims
- 1283US6573330B1Process for preparing water-absorbent resinSUMITOMO SEIKA CHEMICALS·Filed 1998·Granted Jun 3, 2003·63 cites·20 claims
- 1358US4810419AShaped electroconductive aromatic imide polymer article and process for producingUBE INDUSTRIES·Filed 1987·Granted Mar 7, 1989·19 cites·5 claims
- 1454US5334679AMethod for production of water-soluble cationic polymerSUMITOMO SEIKA CHEMICALS·Filed 1993·Granted Aug 2, 1994·10 cites·8 claims
- 1549US4880888AProcess for producing a water-absorbent resinSEITETSU KAGAKU CO LTD·Filed 1987·Granted Nov 14, 1989·7 cites·13 claims
- 1647US5629395AProcess for producing cross-linked polymer containing carboxyl groupSUMITOMO SEIKA CHEMICALS·Filed 1996·Granted May 13, 1997·8 cites·5 claims
- 1731US6235828B1Aqueous polymerization of acrylamide in the presence of polyvinylpyrrolidoneSUMITOMO SEIKA CHEMICALS·Filed 1998·Granted May 22, 2001·1 cites·10 claims
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