IWATANI INTERNATIONAL CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 157
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D443474 Gas lighterNov 17, 00Jun 12, 01[0799]
D438423 Induction rangeMar 23, 98Mar 06, 01[0702]
D437526 Gas lighterApr 29, 99Feb 13, 01[0799]
5254176 Method of cleaning a process tubeFeb 03, 92Oct 19, 93[C03C, B08B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0072,891 Heat panel systemAbandonedSep 22, 06Mar 27, 08[F24C]
6613112 Rechargeable LPG container for portable gas combustorExpiredMar 13, 00Sep 02, 03[F17B]
6506270 Heat treatment method of steelExpiredJun 19, 01Jan 14, 03[C21D]
6431610 Tube assembly for communicating water to a fixtureExpiredOct 14, 99Aug 13, 02[F16L]
6360678 Method and device for disposing of scrapped gas containerExpiredFeb 20, 01Mar 26, 02[F23G]
6334469 Recharging connector for portable LP (liquefied petroleum) gas cylindersExpiredMar 13, 00Jan 01, 02[F17C]
5230715 Pyrogen and canister incorporating pyrogenExpiredNov 08, 91Jul 27, 93[C10L]
5220908 Pyrogen and canister incorporating pyrogenExpiredMay 28, 92Jun 22, 93[F24J]
5207069 Cryostat vacuum chamberExpiredAug 08, 91May 04, 93[B01D]
5163297 Device for preventing evaporation of liquefied gas in a liquefied gas reservoirExpiredJan 15, 91Nov 17, 92[F17C]

Top Inventors for This Owner

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