Hiromi Ueki

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Positive photoresist composition
- Patent number 6,156,476
- Issue date Dec 5, 2000
- Sumitomo Chemical Company, Limited
- Naoki Takeyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive photoresist composition
- Patent number 5,800,966
- Issue date Sep 1, 1998
- Sumitomo Chemical Company, Limited
- Yuji Ueda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cyclic carbonate compounds, method for producing the same and posit...
- Patent number 5,420,331
- Issue date May 30, 1995
- Sumitomo Chemical Company, Limited
- Yuji Ueda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclic carbonate compounds, method for producing the same and posit...
- Patent number 5,397,679
- Issue date Mar 14, 1995
- Sumitomo Chemical Company, Limited
- Yuji Ueda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Positive resist composition containing a novolak resin made from an...
- Patent number 5,395,727
- Issue date Mar 7, 1995
- Sumitomo Chemical Company, Limited
- Yasunori Uetani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Negative photoresist composition
- Patent number 5,304,456
- Issue date Apr 19, 1994
- Sumitomo Chemical Company, Limited
- Yuji Ueda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY