Kiyohiko Ohta

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of treating contact lens
- Patent number 5,279,674
- Issue date Jan 18, 1994
- Tomei Sangyo Co., Ltd.
- Kiyohiko Ohta
- G02 - OPTICS
Information Patent Grant
Contact lens holder and treating device
- Patent number 5,181,604
- Issue date Jan 26, 1993
- Tomei Sangyo Co., Ltd.
- Kiyohiko Ohta
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Lens treating device for treating contact lens
- Patent number 5,167,323
- Issue date Dec 1, 1992
- Tomei Sangyo Co., Ltd.
- Kiyohiko Ohta
- G02 - OPTICS