Kiyotaka Otsuka

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Patents Grantslast 30 patents

Information Patent Grant
Dry shaver
- Patent number 5,490,328
- Issue date Feb 13, 1996
- Matsushita Electric Works, Ltd.
- Yasunori Ueda
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Reciprocatory dry shaver
- Patent number 5,473,818
- Issue date Dec 12, 1995
- Matsushita Electric Works, Ltd.
- Kiyotaka Otsuka
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Reciprocatory dry shaver
- Patent number 5,463,813
- Issue date Nov 7, 1995
- Matsushita Electric Works, Ltd.
- Kiyotaka Otsuka
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Reciprocatory electric shaver
- Patent number 5,189,792
- Issue date Mar 2, 1993
- Matsushita Electric Works, Ltd.
- Kiyotaka Otsuka
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Cutting head for reciprocatory-type dry shavers
- Patent number 4,926,552
- Issue date May 22, 1990
- Matsushita Electric Works, Ltd.
- Kiyotaka Otsuka
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Reciprocal blade assembly of electric shaver
- Patent number 4,493,149
- Issue date Jan 15, 1985
- Matsushita Electric Works, Ltd.
- Masao Tanahashi
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Electric shaver with rotary blade
- Patent number 4,413,410
- Issue date Nov 8, 1983
- Matsushita Electric Works, Ltd.
- Kiyotaka Otsuka
- B26 - HAND CUTTING TOOLS CUTTING SEVERING