Hironobu Kanbayashi

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ink composition for oil-based ballpoint pen and method for producti...
- Patent number 7,396,397
- Issue date Jul 8, 2008
- Kabushiki Kaisha Pilot Corporation
- Hironobu Kanbayashi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-based ink with metallic gloss for direct fill in ball-point pen
- Patent number 6,114,412
- Issue date Sep 5, 2000
- Kabushiki Kaisha Pilot
- Hironobu Kanbayashi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water based ink having metallic luster adapted for direct-filling i...
- Patent number 6,083,311
- Issue date Jul 4, 2000
- Kabushiki Kaisha Pilot
- Hironobu Kanbayashi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
OIL-BASED BALLPOINT PEN
- Publication number 20230294446
- Publication date Sep 21, 2023
- Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
- Hironobu KANBAYASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Oil-based ballpoint ink composition, process for production thereof...
- Publication number 20060156950
- Publication date Jul 20, 2006
- Kabushiki Kaisha Pilot Corporation
- Hironobu Kanbayashi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...