Megumi Ashida

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Burning pattern sheet
- Patent number 5,308,684
- Issue date May 3, 1994
- Nitto Denko Corporation
- Hiroshi Nakatsuka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Reversible heat-senitive recording material and magnetic card using...
- Patent number 5,229,350
- Issue date Jul 20, 1993
- Nitto Denko Corporation
- Takae Shinagawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of making a burned pattern
- Patent number 5,209,796
- Issue date May 11, 1993
- Nitto Denko Corporation
- Takafumi Sakuramoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Sheet for formation of burned pattern and burning label
- Patent number 5,145,726
- Issue date Sep 8, 1992
- Nitto Denko Corporation
- Takafumi Sakuramoto
- B32 - LAYERED PRODUCTS