Koichi Tsubota

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gaming machine island and money changing system
- Patent number 5,660,394
- Issue date Aug 26, 1997
- Kabushiki Kaisha Ace Denken
- Takatoshi Takemoto
- G07 - CHECKING-DEVICES
Information Patent Grant
Medal counter for counting medals used in game machine
- Patent number 5,530,730
- Issue date Jun 25, 1996
- Kabushiki Kaisha Ace Denken
- Takatoshi Takemoto
- G07 - CHECKING-DEVICES
Information Patent Grant
Ground mechanism for a paper strip conveying mechanism
- Patent number 5,503,383
- Issue date Apr 2, 1996
- Kabushiki Kaisha Ace Denken
- Takatoshi Takemoto
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Paper strip transporting apparatus
- Patent number 5,501,446
- Issue date Mar 26, 1996
- Kabushiki Kaisha Ace Denken
- Takatoshi Takemoto
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Paper strip transporting apparatus
- Patent number 5,492,317
- Issue date Feb 20, 1996
- Kabushiki Kaisha Ace Denken
- Takatoshi Takemoto
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Game machine island
- Patent number 5,492,326
- Issue date Feb 20, 1996
- Kabushiki Kaisha Ace Denken
- Takatoshi Takemoto
- G07 - CHECKING-DEVICES