Seiichiro Ikawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Silicone hydrogel contact lenses
- Patent number 9,322,958
- Issue date Apr 26, 2016
- CooperVision International Holding Company, LP
- Arthur Back
- G02 - OPTICS
Information Patent Grant
Hydrophilic polysiloxane macromonomer, and production and use of th...
- Patent number 8,524,850
- Issue date Sep 3, 2013
- CooperVision International Holding Company, LP
- Hiroyuki Ueyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrophilic polysiloxane macromonomer, and production and use of th...
- Patent number 8,129,442
- Issue date Mar 6, 2012
- CooperVision International Holding Company, LP
- Hiroyuki Ueyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Hydrophilic Polysiloxane Macromonomer, And Production And Use Of Th...
- Publication number 20120184698
- Publication date Jul 19, 2012
- COOPERVISION INTERNATIONAL HOLDING COMPANY, L.P.
- Hiroyuki Ueyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Hydrophilic Polysiloxane Macromonomer, and Production and Use of th...
- Publication number 20090234089
- Publication date Sep 17, 2009
- ASAHI KASEI AIME CO., LTD.
- Hiroyuki UEYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...