Dai Nippon Insatsu Kabushiki Kaisha
Patent Owner
Stats
- 103 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Oct 22, 2013 most recent publication
Details
- 103 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 7,897 Total Citation Count
- Sep 26, 1977 Earliest Filing
- 311 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8562847 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filterSep 09, 11Oct 22, 13[B31D, B44C]
8043519 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filterMay 21, 08Oct 25, 11[B31D, B44C]
7744990 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filterMay 21, 08Jun 29, 10[C01B, B01D, B32B]
7399423 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filterDec 16, 05Jul 15, 08[B31D]
7241396 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filterApr 12, 06Jul 10, 07[B31D]
6658734 Method of manufacturing a circuit member for a resin-sealed semiconductor deviceNov 16, 01Dec 09, 03[H01K, H01R, H05K]
6465734 Resin sealed semiconductor device, circuit member for use therein and method of manufacturing circuit memberMar 13, 01Oct 15, 02[H01L]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2011/0269,050 SEPARATOR FOR FLAT-TYPE POLYMER ELECTROLYTE FUEL CELL AND POLYMER ELECTROLYTE FUEL CELL USING THE SAME SEPARATORAbandonedJul 12, 11Nov 03, 11[H01M]
8007956 Separator for flat-type polyelectrolyte fuel cell and polyelectrolyte fuel cell employing that separatorExpiredNov 30, 07Aug 30, 11[H01M]
7803263 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filterExpiredApr 09, 07Sep 28, 10[C25D]
7745033 Polymer electrolyte fuel cell and separator for polymer electrolyte fuel cellExpiredJan 11, 06Jun 29, 10[H01M]
7316856 Separator for flat-type polyelectrolyte fuel cell and polyelectrolyte fuel cell employing that separatorExpiredMay 13, 03Jan 08, 08[H01M]
7128994 Polyelectrolyte type fuel cell and separator for polyelectrolyte type fuel cellExpiredDec 26, 02Oct 31, 06[H01M]
7112287 Thin film supporting substrate for used in filter for hydrogen production filter and method for manufacturing filter for hydrogen productionExpiredJul 23, 03Sep 26, 06[B31D]
6306236 Processing release paper and production method of synthetic leatherExpiredOct 01, 99Oct 23, 01[B05D, D06N, B44C]
6235140 Process for manufacture of decorative intermediate films for use in laminated glass sheetsExpiredSep 13, 93May 22, 01[B41M, B44C]
6113836 Method of forming thick film pattern and material for forming thick film patternExpiredJun 22, 98Sep 05, 00[C04B]
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