Rikio Kobayashi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermal-sensitive transfer recording material
- Patent number 5,679,461
- Issue date Oct 21, 1997
- Sony Corporation
- Rikio Kobayashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermo sensitive transfer recording material
- Patent number 5,494,884
- Issue date Feb 27, 1996
- Sony Corporation
- Rikio Kobayashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Polyvinyl aromatic carboxylic acid ester and video printing paper
- Patent number 5,294,484
- Issue date Mar 15, 1994
- Sony Corporation
- Rikio Kobayashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS