Inventor · disambiguated record
Yasuhiko Kojima
Also filed as: KOJIMA YASUHIKO
68 granted patents·33 pending applications·734 citations·filing 1981–2023
99Inventor score
Files withTOKYO ELECTRON LTD35TOYO ENGINEERING CORP15KOJIMA YASUHIKO12DAINIPPON INK & CHEMICALS11KITASATO INST7
Top patents by PatentIndex Score
101 records- 0196US5275915ADeveloper for light-sensitive materialDAINIPPON INK & CHEMICALS·Filed 1992·Granted Jan 4, 1994·45 cites·9 claims
- 0293US7827932B2Vaporizer and processorTOKYO ELECTRON LTD·Filed 2006·Granted Nov 9, 2010·16 cites·10 claims
- 0390US6627380B2Photosensitive composition, original plate using the same for lithographic printing, and method for producing images on original plateDAINIPPON INK & CHEMICALS·Filed 2001·Granted Sep 30, 2003·23 cites·10 claims
- 0489US7763215B2Reactor having detachably fixed tubesheet plate memberTOYO ENGINEERING CORP·Filed 2005·Granted Jul 27, 2010·10 cites·17 claims
- 0588US7717061B2Gas switching mechanism for plasma processing apparatusTOKYO ELECTRON LTD·Filed 2005·Granted May 18, 2010·20 cites·9 claims
- 0687US12170217B2Substrate processing apparatus and abnormality detection methodTOKYO ELECTRON LTD·Filed 2022·Granted Dec 17, 2024·1 cites·3 claims
- 0787US6991684B2Heat-treating apparatus and heat-treating methodTOKYO ELECTRON LTD·Filed 2001·Granted Jan 31, 2006·42 cites·5 claims
- 0887US6548112B1Apparatus and method for delivery of precursor vapor from low vapor pressure liquid sources to a CVD chamberTOKYO ELECTRON LTD·Filed 1999·Granted Apr 15, 2003·76 cites·10 claims
- 0987US5766833AProcess of forming super high-contrast negative images and silver halide photographic material and developer being used thereforDAINIPPON INK & CHEMICALS·Filed 1997·Granted Jun 16, 1998·17 cites·3 claims
- 1086US6518457B1Urea synthesis processTOYO ENGINEERING CORP·Filed 2002·Granted Feb 11, 2003·18 cites·7 claims
- 1186US6426434B1Process for the synthesis of ureaTOYO ENGINEERING CORP·Filed 2001·Granted Jul 30, 2002·22 cites·8 claims
- 1286US5372911AProcess of forming super high-contrast negative images and silver halide photographic material and developer being used thereforDAINIPPON INK & CHEMICALS·Filed 1992·Granted Dec 13, 1994·14 cites·5 claims
- 1385US10309005B2Deposition device and deposition methodTOKYO ELECTRON LTD·Filed 2014·Granted Jun 4, 2019·3 cites·19 claims
- 1483US6824947B2Photosensitive composition comprising a phenol resin having a urea bond in the main chainKODAK POLYCHROME GRAPHICS LLC·Filed 2003·Granted Nov 30, 2004·21 cites·15 claims
- 1582US6218073B1Heat sensitive composition, original plate using the same for lithographic printing plate, and process for preparing printing plateDAINIPPON INK & CHEMICALS·Filed 1999·Granted Apr 17, 2001·29 cites·2 claims
- 1681US7153693B2Method and apparatus for determining urea concentrationTOYO ENGINEERING CORP·Filed 2003·Granted Dec 26, 2006·35 cites·10 claims
- 1781US5217842ASuperhigh contrast negative image forming processDAINIPPON INK & CHEMICALS·Filed 1991·Granted Jun 8, 1993·12 cites·15 claims
- 1880US6503685B1Heat sensitive composition, original plate using the same for lithographic printing plate, and process for preparing printing plateDIANIPPON INK AND CHEMICALS IN·Filed 2000·Granted Jan 7, 2003·13 cites·7 claims
- 1978US4469685AProcess for producing interferon inducersKITASATO INST·Filed 1983·Granted Sep 4, 1984·43 cites·15 claims
- 2077US7332040B1Semiconductor manufacturing system having a vaporizer which efficiently vaporizes a liquid materialTOKYO ELECTRON LTD·Filed 2000·Granted Feb 19, 2008·20 cites·23 claims
- 2175US8834142B2Fluidized bed granulatorKOJIMA YASUHIKO·Filed 2012·Granted Sep 16, 2014·4 cites·4 claims
- 2275US7498464B2Method and apparatus for synthesizing ureaTOYO ENGINEERING CORP·Filed 2006·Granted Mar 3, 2009·2 cites·17 claims
- 2375US4456597AInterferon inducer, a process for producing the same and pharmaceutical composition containing the sameKITASATO INST·Filed 1981·Granted Jun 26, 1984·15 cites·14 claims
- 2474US6605811B2Electron beam lithography system and methodELIONIX INC·Filed 2001·Granted Aug 12, 2003·18 cites·8 claims
- 2573US6476262B2Urea synthesis process and apparatusTOYO ENGINEERING CORP·Filed 2001·Granted Nov 5, 2002·6 cites·16 claims
- 2672US7582795B2Apparatus for synthesizing urea and method for revamping the sameTOYO ENGINEERING CORP·Filed 2006·Granted Sep 1, 2009·6 cites·18 claims
- 2772US5882672ACrude drug-containing feedYAMANOUCHI PHARMA CO LTD·Filed 1995·Granted Mar 16, 1999·36 cites·3 claims
- 2871US8129271B2Film forming method, film forming apparatus and storage mediumKOJIMA YASUHIKO·Filed 2007·Granted Mar 6, 2012·3 cites·6 claims
- 2970US12315701B2Film forming apparatusTOKYO ELECTRON LTD·Filed 2023·Granted May 27, 2025·0 cites·5 claims
- 3070US9567667B2Dual-target sputter deposition with controlled phase difference between target powersTOKYO ELECTRON LTD·Filed 2014·Granted Feb 14, 2017·2 cites·18 claims
- 3170US4871540AProcess for producing a biologically active substance and compositions containing the sameKOJIMA YASUHIKO·Filed 1986·Granted Oct 3, 1989·17 cites·10 claims
- 3269US5936122AUrea synthesis process and apparatus thereforTOYO ENGINEERING CORP·Filed 1997·Granted Aug 10, 1999·19 cites·15 claims
- 3368US12488970B2Film forming apparatus and method of controlling film forming apparatusTOKYO ELECTRON LTD·Filed 2023·Granted Dec 2, 2025·0 cites·4 claims
- 3468US8211500B2Copper film deposition methodKOJIMA YASUHIKO·Filed 2005·Granted Jul 3, 2012·3 cites·11 claims
- 3567US5284733AHigh-contrast image forming processDAINIPPON INK & CHEMICALS·Filed 1991·Granted Feb 8, 1994·7 cites·8 claims
- 3667US4421746AProcess for producing interferon inducersKITASATO INST·Filed 1982·Granted Dec 20, 1983·26 cites·27 claims
- 3767US2025179010A1Urea production method and urea production apparatusTOYO ENGINEERING CORP·Filed 2023·Application pending·0 cites
- 3866US8133811B2Semiconductor device manufacturing method, semiconductor device manufacturing apparatus, computer program and storage mediumKOJIMA YASUHIKO·Filed 2007·Granted Mar 13, 2012·3 cites·5 claims
- 3963US7815874B2ReactorTOYO ENGINEERING CORP·Filed 2008·Granted Oct 19, 2010·0 cites·16 claims
- 4063US7699945B2Substrate treatment method and film forming method, film forming apparatus, and computer programTOKYO ELECTRON LTD·Filed 2007·Granted Apr 20, 2010·2 cites·7 claims
- 4162US7670753B2Lithographic printing plate precursorEASTMAN KODAK CO·Filed 2005·Granted Mar 2, 2010·1 cites·18 claims
- 4262US7172657B2Cleaning method of treatment equipment and treatment equipmentTOKYO ELECTRON LTD·Filed 2001·Granted Feb 6, 2007·7 cites·16 claims
- 4362US6723489B2Printing form precursorsKODAK POLYCHROME GRAPHICS LLC·Filed 2002·Granted Apr 20, 2004·4 cites·21 claims
- 4461US7846839B2Film forming method, semiconductor device manufacturing method, semiconductor device, program and recording mediumTOKYO ELECTRON LTD·Filed 2005·Granted Dec 7, 2010·1 cites·18 claims
- 4561US2007160757A1Processing methodTOKYO ELECTRON LTD·Filed 2007·Application pending·0 cites
- 4661US2025145563A1Urea synthesis methodTOYO ENGINEERING CORP·Filed 2023·Application pending·0 cites
- 4760US8197729B2Method of granulation with a fluidized bed granulatorKOJIMA YASUHIKO·Filed 2008·Granted Jun 12, 2012·2 cites·10 claims
- 4860US6509133B1Lithographic printing plate and image forming methodDAINIPPON INK & CHEMICALS·Filed 2000·Granted Jan 21, 2003·16 cites·9 claims
- 4958US7323220B2Gas phase growth system, method of operating the system, and vaporizer for the systemTOKYO ELECTRON LTD·Filed 2004·Granted Jan 29, 2008·3 cites·5 claims
- 5056US12469723B2Substrate processing apparatus and abnormality detection methodTOKYO ELECTRON LTD·Filed 2022·Granted Nov 11, 2025·0 cites·6 claims
Showing the top 50 of 101 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →