IWAMOTO; Michihiko
Patent Applications and Registrations
Patent applications and USPTO patent grants for IWAMOTO; Michihiko.The latest application filed is for "threaded connection for steel pipe".
- IWAMOTO; Michihiko - Chiyoda-ku Tokyo
- Iwamoto; Michihiko - Tokyo JP
- Iwamoto; Michihiko - Wakayama N/A JP
- Iwamoto; Michihiko - US
- Iwamoto; Michihiko - Wakayama-shi JP
- Iwamoto; Michihiko - Houston TX
| Patent | Date |
|---|---|
| Threaded Connection For Steel Pipe App 20220082189 - IWAMOTO; Michihiko ; et al. | 2022-03-17 |
| Threaded connection Grant 11,248,725 - Maruta , et al. February 15, 2 | 2022-02-15 |
| Threaded connection Grant 11,149,882 - Maruta , et al. October 19, 2 | 2021-10-19 |
| Threaded Connection App 20210231240 - Maruta; Satoshi ; et al. | 2021-07-29 |
| Threaded connection for steel pipe Grant 11,067,205 - Iwamoto , et al. July 20, 2 | 2021-07-20 |
| Threaded joint for pipes Grant 10,626,345 - Goto , et al. | 2020-04-21 |
| Threaded Connection for Steel Pipe App 20200025315 - Iwamoto; Michihiko ; et al. | 2020-01-23 |
| Threaded Connection App 20190203857 - Maruta; Satoshi ; et al. | 2019-07-04 |
| Threaded connection comprising at least one threaded element with an end lip for a metal tube Grant 9,605,781 - Beigneux , et al. March 28, 2 | 2017-03-28 |
| Threaded joint for steel pipes Grant 9,568,125 - Yamaguchi , et al. February 14, 2 | 2017-02-14 |
| Threaded Joint For Pipes App 20160230119 - GOTO; Kunio ; et al. | 2016-08-11 |
| Threaded joint for pipes Grant 9,321,982 - Goto , et al. April 26, 2 | 2016-04-26 |
| Threaded joint for steel pipes Grant 7,997,627 - Sugino , et al. August 16, 2 | 2011-08-16 |
| Threaded Joint For Steel Pipes App 20110025051 - Yamaguchi; Suguru ; et al. | 2011-02-03 |
| Threaded Connection Comprising At Least One Threaded Element With An End Lip For A Metal Tube App 20100301603 - Beigneux; Sylvain ; et al. | 2010-12-02 |
| Threaded Joint For Pipes App 20100301600 - Goto; Kunio ; et al. | 2010-12-02 |
| 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 |
| Threaded joint for steel pipes Grant 7,494,159 - Sugino , et al. February 24, 2 | 2009-02-24 |
| Threaded joint for steel pipes App 20070236015 - Sugino; Masaaki ; et al. | 2007-10-11 |
| Threaded joint for steel pipes App 20050248153 - Sugino, Masaaki ; et al. | 2005-11-10 |
| Threaded joint for tubes Grant 5,687,999 - Lancry , et al. November 18, 1 | 1997-11-18 |
| Method and apparatus for determining the tightened condition of a pipe joint Grant 5,402,688 - Okada , et al. April 4, 1 | 1995-04-04 |
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