Inventor · disambiguated record
Takezo Sano
Also filed as: FURUTA AKIHIRO · HIRAKAWA MANABU · INOUE TADANORI · MURASE ICHIKI
43 granted patents·1,145 citations·filing 1973–1990
98Inventor score
Top patents by PatentIndex Score
43 records- 0197US4470786AMolding apparatus with retractable preform support pinsOMRON TATEISI ELECTRONICS CO·Filed 1982·Granted Sep 11, 1984·280 cites·1 claims
- 0295US4046843AProcess for preparing membranes for separation of substancesSUMITOMO CHEMICAL CO·Filed 1975·Granted Sep 6, 1977·78 cites·24 claims
- 0394US3960685APhotosensitive resin composition containing pullulan or esters thereofSUMITOMO CHEMICAL CO·Filed 1974·Granted Jun 1, 1976·66 cites·21 claims
- 0491US3992495AMethod of manufacturing a semipermeable membrane from a water-soluble polymeric resinSUMITOMO CHEMICAL CO·Filed 1974·Granted Nov 16, 1976·48 cites·11 claims
- 0590US4727344AElectromagnetic drive and polarized relayOMRON TATEISI ELECTRONICS CO·Filed 1986·Granted Feb 23, 1988·50 cites·12 claims
- 0689US4098979AMethod for preparing easily processable polyolefin granuleSUMITOMO CHEMICAL CO·Filed 1973·Granted Jul 4, 1978·43 cites·10 claims
- 0784US4147745AProcess for producing semipermeable membranesSUMITOMO CHEMICAL CO·Filed 1976·Granted Apr 3, 1979·33 cites·9 claims
- 0883US4265959AProcess for producing semipermeable membranesSUMITOMO CHEMICAL CO·Filed 1978·Granted May 5, 1981·37 cites·15 claims
- 0982US4200735ACellulosic ion exchange fibers and method for preparing sameSUMITOMO CHEMICAL CO·Filed 1979·Granted Apr 29, 1980·20 cites·16 claims
- 1081US4223117AProcess for producing olefin polymersSUMITOMO CHEMICAL CO·Filed 1978·Granted Sep 16, 1980·24 cites·11 claims
- 1181US4056456AProcess for preparing novel thin filmsSUMITOMO CHEMICAL CO·Filed 1974·Granted Nov 1, 1977·19 cites·14 claims
- 1279US4113666AMethod for producing strong-acid cation exchange fiber by treating fibrous polyethylene with gaseous sulfur trioxideSUMITOMO CHEMICAL CO·Filed 1976·Granted Sep 12, 1978·18 cites·9 claims
- 1377US5017747AMicroswitchOMRON TATEISI ELECTRONICS CO·Filed 1990·Granted May 21, 1991·32 cites·5 claims
- 1475US4904832AMicroswitchOMRON TATEISI ELECTRONICS CO·Filed 1988·Granted Feb 27, 1990·22 cites·4 claims
- 1573US4626813AElectromagnetic drive and polarized relayOMRON TATEISI ELECTRONICS CO·Filed 1985·Granted Dec 2, 1986·22 cites·2 claims
- 1672US4216287APhoto-curable composite containing a screen material in a liquid resinSUMITOMO CHEMICAL CO·Filed 1978·Granted Aug 5, 1980·16 cites·20 claims
- 1772US4163725AProcess for preparing of semipermeable membranesSUMITOMO CHEMICAL CO·Filed 1977·Granted Aug 7, 1979·25 cites·6 claims
- 1872US4107049AProcess for producing semipermeable membranesSUMITOMO CHEMICAL CO·Filed 1976·Granted Aug 15, 1978·25 cites·18 claims
- 1968US4083904AMethod for manufacturing phosphorylated cellulose ester membranes for use in the separation or concentration of substancesSUMITOMO CHEMICAL CO·Filed 1976·Granted Apr 11, 1978·22 cites·17 claims
- 2068US4080171ARapid analysis of trace components contained in a liquidSUMITOMO CHEMICAL CO·Filed 1976·Granted Mar 21, 1978·20 cites·11 claims
- 2167US5084598AElectric switch for a power toolOMRON TATEISI ELECTRONICS CO·Filed 1990·Granted Jan 28, 1992·23 cites·15 claims
- 2266US4092250AFilters for the selective collection of metallic ionsSUMITOMO CHEMICAL CO·Filed 1976·Granted May 30, 1978·24 cites·5 claims
- 2364US4268662AProcess for improving semipermeable membranes by treating with protic acids or inorganic saltsSUMITOMO CHEMICAL CO·Filed 1979·Granted May 19, 1981·18 cites·12 claims
- 2463US4993787AElectromagnetic relayOMRON TATEISI ELECTRONICS CO·Filed 1989·Granted Feb 19, 1991·13 cites·4 claims
- 2560US4079159AOriginal plate for producing matrixSUMITOMO CHEMICAL CO·Filed 1975·Granted Mar 14, 1978·14 cites·6 claims
- 2659US4656733AMethod of manufacture of base assembly for an electromagnetic relayOMRON TATEISI ELECTRONICS CO·Filed 1986·Granted Apr 14, 1987·12 cites·4 claims
- 2758US4658226AElectromagnetic relay with linearly moving block assemblyOMRON TATEISI ELECTRONICS CO·Filed 1985·Granted Apr 14, 1987·12 cites·13 claims
- 2858US4140605ACrosslinkable compositionSUMITOMO CHEMICAL CO·Filed 1977·Granted Feb 20, 1979·9 cites·10 claims
- 2955US3967932ARapid analysis of cation contained in liquidSUMITOMO CHEMICAL CO·Filed 1975·Granted Jul 6, 1976·11 cites·12 claims
- 3054US4302528AProcess for producing photo-curable composite materials useful for preparing stencilsSUMITOMO CHEMICAL CO·Filed 1979·Granted Nov 24, 1981·13 cites·3 claims
- 3151US5126709AElectromagnetic relayOMRON TATEISI ELECTRONICS CO·Filed 1990·Granted Jun 30, 1992·10 cites·6 claims
- 3251US4272378ASemipermeable membraneSUMITOMO CHEMICAL CO·Filed 1979·Granted Jun 9, 1981·9 cites·3 claims
- 3351US4188273AProcess for preparing novel thin filmsSUMITOMO CHEMICAL CO·Filed 1977·Granted Feb 12, 1980·9 cites·9 claims
- 3450US4881053AElectromagnetic relayOMRON TATEISI ELECTRONICS CO·Filed 1988·Granted Nov 14, 1989·8 cites·9 claims
- 3550US4330406ASemipermeable membrane and process of making sameSUMITOMO CHEMICAL CO·Filed 1979·Granted May 18, 1982·9 cites·11 claims
- 3647US4089816ACation exchangerSUMITOMO CHEMICAL CO·Filed 1976·Granted May 16, 1978·8 cites·4 claims
- 3746US4247621AOriginal pattern plate obtained by use of photo-sensitive resin compositionSUMITOMO CHEMICAL CO·Filed 1976·Granted Jan 27, 1981·9 cites·11 claims
- 3846US3997644AMethod for manufacturing novel cation exchangersSUMITOMO CHEMICAL CO·Filed 1974·Granted Dec 14, 1976·8 cites·3 claims
- 3944US4193798AProcess for producing printing resin plates using liquid photosensitive resinsSUMITOMO CHEMICAL CO·Filed 1977·Granted Mar 18, 1980·7 cites·5 claims
- 4041US4297945AResin original pattern plate and method for transferring relieved pattern thereof to thermoplastic resin materialSUMITOMO CHEMICAL CO·Filed 1979·Granted Nov 3, 1981·6 cites·3 claims
- 4141US4156389AResin original pattern plate and method for transferring relieved pattern thereof to thermoplastic resin materialSUMITOMO CHEMICAL CO·Filed 1976·Granted May 29, 1979·6 cites·8 claims
- 4237US3962212APhosphorylated cellulose ester membrane for use in separation or concentration of substancesSUMITOMO CHEMICAL CO·Filed 1974·Granted Jun 8, 1976·5 cites·11 claims
- 4332US4288529AUse of photo-curable composite materials to make a stencilSUMITOMO CHEMICAL CO·Filed 1980·Granted Sep 8, 1981·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →