Watanabe; Shin'ichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Watanabe; Shin'ichi.The latest application filed is for "system and method for quantitative cement bond evaluation".
- Watanabe; Shin'ichi - Kanagawa-ken JP
- Watanabe; Shin-ichi - Tokyo JP
- Watanabe; Shin-ichi - Funabashi JP
- Watanabe; Shin-ichi - Wakayama JP
| Patent | Date |
|---|---|
| System and method for quantitative cement bond evaluation Grant 11,015,427 - Izuhara , et al. May 25, 2 | 2021-05-25 |
| System And Method For Quantitative Cement Bond Evaluation App 20170226844 - Izuhara; Wataru ; et al. | 2017-08-10 |
| Beam current sensor Grant 7,888,937 - Watanabe , et al. February 15, 2 | 2011-02-15 |
| Beam current meter Grant 7,435,970 - Watanabe , et al. October 14, 2 | 2008-10-14 |
| Beam Current Sensor App 20070229057 - Watanabe; Tamaki ; et al. | 2007-10-04 |
| Beam current meter App 20070069722 - Watanabe; Tamaki ; et al. | 2007-03-29 |
| Novel amidine compound Grant 4,634,783 - Fujii , et al. * January 6, 1 | 1987-01-06 |
| Amidine compounds Grant 4,563,527 - Fujii , et al. January 7, 1 | 1986-01-07 |
| Dispersant for aqueous slurry of coal powder Grant 4,330,301 - Yamamura , et al. May 18, 1 | 1982-05-18 |
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