Yokoshima & Company
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yokoshima & Company.The latest application filed is for "block unit for repairing flow passage facilities and method of repairing flow passage facilities".
- Yokoshima & Company - Ibaraki-Ken JP
- Yokoshima & Co. - Ibaraki-ken JP
- Yokoshima & Company - JP JP
- Yokoshima & Company - all of JP
- Yokoshima & Company - Ibaraki JP
| Patent | Date |
|---|---|
| Block unit for repairing flow passage facilities and method of repairing flow passage facilities Grant 7,056,064 - Kamiyama , et al. June 6, 2 | 2006-06-06 |
| 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 |
| Liner for a manhole and a method for lining a manhole Grant 6,126,030 - Kamiyama , et al. October 3, 2 | 2000-10-03 |
| 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 |
| Liner for manhole and a method for lining a manhole Grant 6,018,914 - Kamiyama , et al. February 1, 2 | 2000-02-01 |
| 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 |
| Tubular liner and a method for connecting ends of liner tubes Grant 5,780,123 - Kamiyama , et al. July 14, 1 | 1998-07-14 |
| Method for lining a bent pipe Grant 5,700,110 - Kamiyama , et al. December 23, 1 | 1997-12-23 |
| Branch pipe lining method and liner Grant 5,598,873 - Kamiyama , et al. February 4, 1 | 1997-02-04 |
| Method for lining a branch pipe of an underground pipe Grant 5,566,719 - Kamiyama , et al. October 22, 1 | 1996-10-22 |
| Method of repairing a pipeline with an injected resin Grant 5,549,856 - Yokoshima August 27, 1 | 1996-08-27 |
| Method of inspecting a pipe liner bag Grant 5,501,115 - Kamiyama , et al. March 26, 1 | 1996-03-26 |
| Method of lining a branch pipe Grant 5,454,401 - Kamiyama , et al. October 3, 1 | 1995-10-03 |
| Method of lining a branch pipe Grant 5,439,033 - Kamiyama , et al. August 8, 1 | 1995-08-08 |
| Method for lining a branch pipe Grant 5,356,502 - Kamiyama , et al. October 18, 1 | 1994-10-18 |
| Tubular lining material and a method for impregnating the same with a hardenable resin Grant 5,354,586 - Yokoshima , et al. October 11, 1 | 1994-10-11 |
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