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Masaaki Matsumoto
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Sakai, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Stationary bike
Patent number
6,910,991
Issue date
Jun 28, 2005
Cateye Co., Ltd.
Masaaki Matsumoto
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Adjustable recumbent bicycle exerciser
Patent number
5,601,515
Issue date
Feb 11, 1997
Cat Eye Co., Ltd.
Masaaki Matsumoto
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Optical data card for an exerciser
Patent number
5,294,786
Issue date
Mar 15, 1994
Cat Eye Co., Ltd.
Hachiro Maeyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Exerciser in which exercising load is controlled based on individua...
Patent number
5,230,673
Issue date
Jul 27, 1993
Cat Eye Co., Ltd.
Hachiro Maeyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Detector attachment arrangement
Patent number
4,521,731
Issue date
Jun 4, 1985
Tsuyama Mfg. Co., Ltd.
Takashi Uyeda
G01 - MEASURING TESTING
Information
Patent Grant
Device for detachably attaching electric appliances
Patent number
4,479,693
Issue date
Oct 30, 1984
Tsuyama Mfg. Co., Ltd.
Takashi Uyeda
H01 - BASIC ELECTRIC ELEMENTS