Ryuji Ishii

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for issuing a ticket
- Patent number 6,257,475
- Issue date Jul 10, 2001
- Oki Electric Industry Co., Ltd.
- Ryuji Ishii
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Medium handling apparatus
- Patent number 6,253,996
- Issue date Jul 3, 2001
- Oki Electric Industry Co., Ltd.
- Shuuiti Hiratuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ticket issuing apparatus
- Patent number 6,092,798
- Issue date Jul 25, 2000
- Oki Electric Industry Co., Ltd.
- Shuuiti Hiratuka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL