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Masaaki Nagayama

USPTO Granted Patents = 3

Average Co-Inventor Count = 5.5

ph-index = 2

Forward Citations = 12(Granted Patents)

Company Filing History:

Nippon Stainless Steel Co., Ltd.

Sumitomo Chemical Company, Limited

where one patent can have more than one assignee

Years Active: 1986-1987

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4659397 - Manufacturing process for plate or forging of ferrite-austenite (1987-04-21),

2. 4653684 - Welding material for austenite stainless steel having high Si content (1987-03-31),

3. 4585479 - Welding material of ferrite-austenite two-phase stainless steel and (1986-04-29),

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