loadpatents
name:-0.00030708312988281
name:-0.013592004776001
name:-0.00049304962158203
Oar Company Patent Filings

Oar Company

Patent Applications and Registrations

Patent applications and USPTO patent grants for Oar Company.The latest application filed is for "pipe liner bag everting nozzle and pipe lining method".

Company Profile
0.11.0
  • Oar Company - Saitama-ken JP
  • OAR Company - Tokorozawa JP
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Pipe liner bag everting nozzle and pipe lining method
Grant 6,631,739 - Kamiyama , et al. October 14, 2
2003-10-14
Method of manufacturing pipe liner bag
Grant 6,296,729 - Kamiyama , et al. October 2, 2
2001-10-02
Branch pipe liner bag and pipe lining method
Grant 6,158,473 - Kamiyama , et al. December 12, 2
2000-12-12
Branch pipe liner bag and branch pipe lining method
Grant 6,152,184 - Kamiyama , et al. November 28, 2
2000-11-28
Branch pipe lining bag and pipe lining method
Grant 6,123,109 - Kamiyama , et al. September 26, 2
2000-09-26
Pipe lining method
Grant 6,085,794 - Kamiyama , et al. July 11, 2
2000-07-11
Pipe lining method
Grant 6,056,017 - Kamiyama , et al. May 2, 2
2000-05-02
Branch pipe liner bag and branch pipe lining method
Grant 6,006,787 - Kamiyama , et al. December 28, 1
1999-12-28
Branch pipe liner bag and pipe lining method
Grant 5,971,031 - Kamiyama , et al. October 26, 1
1999-10-26
Branch pipe liner assembly and a pipe lining method
Grant 5,944,058 - Kamiyama , et al. August 31, 1
1999-08-31
Branch pipe liner bag and pipe lining method
Grant 5,916,406 - Kamiyama , et al. June 29, 1
1999-06-29

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