Sumitani; Katsutoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sumitani; Katsutoshi.The latest application filed is for "threaded joint for steel pipe".
- Sumitani; Katsutoshi - Tokyo JP
- Sumitani; Katsutoshi - Wakayama N/A JP
- Sumitani; Katsutoshi - Wakayama-shi JP
- Sumitani; Katsutoshi - Amagasaki JP
- Sumitani, Katsutoshi - Hyogo JP
- Sumitani, Katsutoshi - Amagasaki-shi JP
| Patent | Date |
|---|---|
| Threaded joint for steel pipe Grant 9,568,126 - Sasaki , et al. February 14, 2 | 2017-02-14 |
| Coating apparatus for applying a UV curable resin to a threaded end of a steel pipe Grant 9,205,441 - Sasaki , et al. December 8, 2 | 2015-12-08 |
| Threaded Joint For Steel Pipe App 20150130182 - Sasaki; Masayoshi ; et al. | 2015-05-14 |
| Coating Apparatus For Applying A Uv Curable Resin To A Threaded End Of A Steel Pipe App 20130228122 - Sasaki; Masayoshi ; et al. | 2013-09-05 |
| Tubular threaded joint Grant 7,823,931 - Hamamoto , et al. November 2, 2 | 2010-11-02 |
| Tubular threaded joint App 20090200798 - Hamamoto; Takahiro ; et al. | 2009-08-13 |
| Slim-type threaded joint for oil well pipes Grant 6,755,444 - Sumitani , et al. June 29, 2 | 2004-06-29 |
| Slim-type Threaded Joint For Oil Well Pipes App 20040075275 - Sumitani, Katsutoshi ; et al. | 2004-04-22 |
| Pipe joint Grant 6,698,802 - Nagasaku , et al. March 2, 2 | 2004-03-02 |
| Joint with tapered threads App 20030132633 - Maeda, Jun ; et al. | 2003-07-17 |
| Pipe joint App 20030122378 - Nagasaku, Shigeo ; et al. | 2003-07-03 |
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