Inventor · disambiguated record
Shigeru Sakamoto
Also filed as: FUJII RYOSUKE · SAKAMOTO SHIGERU
110 granted patents·22 pending applications·1,422 citations·filing 1979–2023
99Inventor score
Files withNIPPON CATALYTIC CHEM IND28JAPAN DISPLAY INC14DAINICHISEIKA COLOR CHEM11HAMAMATSU PHOTONICS KK9TOYOTA MOTOR CO LTD7
Top patents by PatentIndex Score
132 records- 0196US7378453B2Surface crosslinking treatment method of water-absorbing resin powderNIPPON CATALYTIC CHEM IND·Filed 2004·Granted May 27, 2008·68 cites·25 claims
- 0296US6254990B1Surface-crosslinking process for water-absorbent resinNIPPON CATALYTIC CHEM IND·Filed 1999·Granted Jul 3, 2001·152 cites·17 claims
- 0396US5853867AAbsorbent composite, method for production thereof, and absorbent articleNIPPON CATALYTIC CHEM IND·Filed 1996·Granted Dec 29, 1998·117 cites·26 claims
- 0495US9543369B2Display deviceJAPAN DISPLAY INC·Filed 2016·Granted Jan 10, 2017·9 cites·7 claims
- 0594US9947896B2Display deviceJAPAN DISPLAY INC·Filed 2016·Granted Apr 17, 2018·7 cites·10 claims
- 0693US10566578B2Display deviceJAPAN DISPLAY INC·Filed 2017·Granted Feb 18, 2020·9 cites·5 claims
- 0793US9533433B2Gel pulverization device, method for manufacturing polyacrylic acid (polyacrylate) superabsorbent polymer powder, and superabsorbent polymer powderNIPPON CATALYTIC CHEM IND·Filed 2014·Granted Jan 3, 2017·9 cites·22 claims
- 0893US5427212ABrake disc rotorTOYODA CHUO KENKYUSHO KK·Filed 1994·Granted Jun 27, 1995·71 cites·27 claims
- 0992US7347894B2Pigment dispersants and their useDAINICHISEIKA COLOR CHEM·Filed 2006·Granted Mar 25, 2008·18 cites·11 claims
- 1091US6322164B1Braking deviceTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 27, 2001·61 cites·35 claims
- 1189US5526905ABrake disc rotorTOYODA CHUO KENKYUSHO KK·Filed 1995·Granted Jun 18, 1996·52 cites·36 claims
- 1288US8765906B2Method for producing polyacrylic acid (salt) type water absorbent resin powderWATANABE YUSUKE·Filed 2011·Granted Jul 1, 2014·5 cites·20 claims
- 1387US10624983B2Water absorbent resin powderNIPPON CATALYTIC CHEM IND·Filed 2019·Granted Apr 21, 2020·1 cites·7 claims
- 1487US8791210B2Polyacrylic water-absorbent resin powder and method for producing the sameSAKAMOTO SHIGERU·Filed 2010·Granted Jul 29, 2014·5 cites·5 claims
- 1587US7981833B2Aqueous-liquid-absorbing agent and its production processNIPPON CATALYTIC CHEM IND·Filed 2005·Granted Jul 19, 2011·7 cites·4 claims
- 1686US10439157B2Display deviceJAPAN DISPLAY INC·Filed 2018·Granted Oct 8, 2019·4 cites·16 claims
- 1786US7368148B2Fabrication process of color filters, inks, color filters, and image displays using the color filtersDAINICHISEIKA COLOR CHEM·Filed 2005·Granted May 6, 2008·9 cites·3 claims
- 1886US7312278B2Water-absorbing agent and production process therefor, and sanitary materialNIPPON CATALYTIC CHEM IND·Filed 2002·Granted Dec 25, 2007·25 cites·18 claims
- 1985US6867269B2Water-absorbent resin and production process thereforNIPPON CATALYTIC CHEM IND·Filed 2002·Granted Mar 15, 2005·23 cites·21 claims
- 2085US6150469AMethod of producing a hydrophilic resinNIPPON CATALYTIC CHEM IND·Filed 1997·Granted Nov 21, 2000·41 cites·5 claims
- 2185US4773224APortless type master cylinder device with non return valve and restricted passage in parallel between pressure chamber and fluid reservoirTOYOTA MOTOR CO LTD·Filed 1986·Granted Sep 27, 1988·31 cites·4 claims
- 2284US11225930B2EngineSUBARU CORP·Filed 2020·Granted Jan 18, 2022·2 cites·11 claims
- 2383US9680133B2Display deviceJAPAN DISPLAY INC·Filed 2016·Granted Jun 13, 2017·2 cites·8 claims
- 2483US7576910B2Microscope and sample observation methodHAMAMATSU PHOTONICS KK·Filed 2007·Granted Aug 18, 2009·8 cites·8 claims
- 2582US10541385B2Display device and method of manufacturing a display deviceJAPAN DISPLAY INC·Filed 2018·Granted Jan 21, 2020·3 cites·9 claims
- 2681US10121835B2Display deviceJAPAN DISPLAY INC·Filed 2017·Granted Nov 6, 2018·3 cites·14 claims
- 2781US6299676B1Pigment dispersants, pigment dispersions and writing or recording pigment inksDAINICHISEIKA COLOR CHEM·Filed 1999·Granted Oct 9, 2001·17 cites·15 claims
- 2880US11958921B2Poly (meth) acrylic acid (salt)-based particulate water-absorbing agent and production method thereforNIPPON CATALYTIC CHEM IND·Filed 2022·Granted Apr 16, 2024·0 cites·5 claims
- 2980US10121829B2Display element, display device, and manufacturing method of the display deviceJAPAN DISPLAY INC·Filed 2017·Granted Nov 6, 2018·3 cites·20 claims
- 3080US9447203B2Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powderMACHIDA SAYAKA·Filed 2011·Granted Sep 20, 2016·4 cites·7 claims
- 3179US7816301B2Aqueous-liquid-absorbing agent and its production processNIPPON CATALYTIC CHEM IND·Filed 2006·Granted Oct 19, 2010·4 cites·4 claims
- 3279US6848001B1Logical path establishing method and storage mediumFUJITSU LTD·Filed 2000·Granted Jan 25, 2005·26 cites·14 claims
- 3377US10434495B2Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powderNIPPON CATALYTIC CHEM IND·Filed 2016·Granted Oct 8, 2019·1 cites·15 claims
- 3477US6302953B1Pigment dispersions for color filters, fabrication process of color filters, and color filtersDAINICHISEIKA COLOR CHEM·Filed 1999·Granted Oct 16, 2001·15 cites·13 claims
- 3577US5961711APigment dispersant, pigment dispersion, and pigment dispersion for color filterDAINICHISEIKA COLOR CHEM·Filed 1997·Granted Oct 5, 1999·17 cites·13 claims
- 3677US5706915ABrake disc rotorTOYODA CHUO KENKYUSHO KK·Filed 1996·Granted Jan 13, 1998·29 cites·23 claims
- 3776US9309375B2Water-absorbing agent having water-absorbent resin as a main component and production method of the water-absorbing agentIKEUCHI HIROYUKI·Filed 2006·Granted Apr 12, 2016·4 cites·15 claims
- 3876US9243079B2Polyacrylic acid-based water-absorbing resin powder and method for producing the sameNIPPON CATALYTIC CHEM IND·Filed 2014·Granted Jan 26, 2016·1 cites·19 claims
- 3976US7011905B2Solid polymer electrolyte membrane, solid polymer electrolyte fuel cell using the membrane and method of fabricating the sameKANEKA CORP·Filed 2004·Granted Mar 14, 2006·15 cites·22 claims
- 4076US6100305AMethod of production of water-absorbing resinNIPPON CATALYTIC CHEM IND·Filed 1997·Granted Aug 8, 2000·40 cites·25 claims
- 4175US10406256B2Gel pulverization device, method for manufacturing polyacrylic acid (polyacrylate) superabsorbent polymer powder, and superabsorbent polymer powderNIPPON CATALYTIC CHEM IND·Filed 2014·Granted Sep 10, 2019·2 cites·4 claims
- 4275US9692014B2Display deviceJAPAN DISPLAY INC·Filed 2016·Granted Jun 27, 2017·2 cites·17 claims
- 4375US7553365B2Water-based pigment dispersions, inkjet recording inks, and color filtersDAINICHISEIKA COLOR CHEM·Filed 2005·Granted Jun 30, 2009·4 cites·3 claims
- 4475US6736003B2Vehicle performance evaluation test method and apparatusTOYOTA MOTOR CO LTD·Filed 2002·Granted May 18, 2004·14 cites·6 claims
- 4575US6681620B2Vehicle performance evaluation test method and apparatusTOYOTA MOTOR CO LTD·Filed 2002·Granted Jan 27, 2004·14 cites·32 claims
- 4674US10577135B2Method for filling particulate water absorbing agent and method for sampling filled particulate water absorbing agentNIPPON CATALYTIC CHEM IND·Filed 2014·Granted Mar 3, 2020·1 cites·8 claims
- 4774US9741775B2Display deviceJAPAN DISPLAY INC·Filed 2016·Granted Aug 22, 2017·2 cites·18 claims
- 4874US9090718B2Water-absorbing resin and method for manufacturing the sameSAKAMOTO SHIGERU·Filed 2007·Granted Jul 28, 2015·3 cites·9 claims
- 4974US5771773ABrake apparatus having an improved brake feelTOYOTA MOTOR CO LTD·Filed 1996·Granted Jun 30, 1998·21 cites·11 claims
- 5073US8009318B2Preparing form data and page data for printing, image processing device, image processing method, and computer readable recording medium stored with image processing programKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Aug 30, 2011·6 cites·21 claims
Showing the top 50 of 132 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →