Hiroshi Kitayama

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Toyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Air jet for producing filter plug for cigarette
- Patent number 5,282,779
- Issue date Feb 1, 1994
- Mitsubishi Rayon Company Ltd.
- Takashi Sakai
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Stick absorber for oral cavity
- Patent number 4,826,433
- Issue date May 2, 1989
- Mitsubishi Acetate Co., Ltd
- Takashi Sakai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE