Masao Ogata

Follow

Person

Kumagaya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Weft winder for weaving machine having magnets with different surfa...
- Patent number 5,370,158
- Issue date Dec 6, 1994
- Hitachi Metals, Ltd.
- Masao Ogata
- D03 - WEAVING
Information Patent Grant
Magnet article for attracting foreign matters in the stomach
- Patent number 5,096,763
- Issue date Mar 17, 1992
- 501 Hitachi Metals, Ltd.
- Masao Ogata
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Convergence device for electron beams in color picture tube
- Patent number 4,670,726
- Issue date Jun 2, 1987
- Hitachi Metals, Ltd.
- Masao Ogata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Inductor with plurality of magnet pieces in air gap
- Patent number 4,103,221
- Issue date Jul 25, 1978
- Hitachi Metals, Ltd.
- Masahiko Fukui
- G01 - MEASURING TESTING