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Masahito Umetsu

USPTO Granted Patents = 4

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 20(Granted Patents)

Location History:

Kanagawa, JP (1991)
Atsugi, JP (1990 - 1992)

Company Filing History:

Amada Wasino Company, Limited

Amada Company, Limited

where one patent can have more than one assignee

Years Active: 1990-1992

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5130508 - Wire threading method for a wire discharge machine (1992-07-14),

2. 5032701 - Wire cutting electric discharge machine with twisted conveyor belts (1991-07-16),

3. 5026962 - Wire cutting electric discharge machine (1991-06-25),

4. 4978828 - Device and method for confirming that a wire electrode for a wire (1990-12-18),

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