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

Patent Owner(s)

Patent Owner	Address
NAKANISHI (RETAINS 20%) YOSHIKAZU	3-18 KOJOGAOKA OTSU-SHI SHIGA 520-0821
THE DOSHISHA (80%)	601 GENBU-CHO KARASUMA-HIGASHI-IRU IMADEGAWA-DORI KAMIGYO-KU KYOTO-SHI KYOTO 602-8580

International Classification(s)

• G21G:CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURC....
• H01J:ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Fukao, Shinji	Moriguchi , JP	8	13
Fukushima, Sei	Hyogo , JP	5	32
Ito, Yoshiaki	Uji , JP	167	1955
Nakanishi, Yoshikazu	3-18, Kojyogaoka	25	368
Yoshikado, Shinzo	Kyoto , JP	9	24

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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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 07, 2009	US,7558373,B2   US7558373B2	GRANTED PATENT AS SECOND PUBLICATION
July 19, 2007	US,20070165784,A1   US20070165784A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7558373

X-ray generator employing hemimorphic crystal and ozone generator employing it

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