Family

Loading Family data...

• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
NIPPON KOKAN KABUSHIKI KAISHA	TOKYO

International Classification(s)

• C22C:ALLOYS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Abe, Nakatsugu	Yokohama, JP	1	9
Nagae, Moriyasu	Yokohama, JP	6	32
Suzuki, Haruo	Chigasaki, JP	65	619
Tsukamoto, Hiroaki	Yokohama, JP	36	264
Tsuyama, Seishi	Fukuyama, JP	10	49

Cited Art Landscape

Load Citation

• No Cited Art to Display

Loading Cited Art Landscape...

Patent Citation Ranking

Forward Cite Landscape

Load Citation

• No Forward Cites to Display

Loading Forward Cite Landscape...

Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent No: 5116571

Chromoum heat-resistant steel excellent in toughness and having high cracking resistance and high creep strength in welded joint

---

 

Legal Events