Umekawa; Masahiko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Umekawa; Masahiko.The latest application filed is for "weight applying unit for calibration and weight applying method for calibration".
- Umekawa; Masahiko - Yao JP
- UMEKAWA; Masahiko - Yao-City JP
- Umekawa; Masahiko - Kashiba JP
- Umekawa; Masahiko - Yao-shi JP
- Umekawa; Masahiko - Kashiba-shi JP
- Umekawa; Masahiko - Tondabayashi JP
| Patent | Date |
|---|---|
| Weight applying unit for calibration and weight applying method for calibration Grant 8,887,547 - Yamazaki , et al. November 18, 2 | 2014-11-18 |
| Weight applying unit for calibration and weight applying method for calibration Grant 8,387,437 - Yamazaki , et al. March 5, 2 | 2013-03-05 |
| Torque wrench having improved tightening torque measurement value Grant 8,234,936 - Nakata , et al. August 7, 2 | 2012-08-07 |
| Weight Applying Unit For Calibration And Weight Applying Method For Calibration App 20110281650 - YAMAZAKI; Hitoshi ; et al. | 2011-11-17 |
| Torque wrench Grant 7,832,286 - Nakagawa , et al. November 16, 2 | 2010-11-16 |
| Torque Wrench App 20100206141 - Nakata; Shogo ; et al. | 2010-08-19 |
| Weight applying unit for calibration and weight applying method for calibration App 20090107207 - Yamazaki; Hitoshi ; et al. | 2009-04-30 |
| Torque wrench App 20060225519 - Nakagawa; Takamichi ; et al. | 2006-10-12 |
| Multipolar electrical connector Grant 5,139,435 - Komatsu , et al. August 18, 1 | 1992-08-18 |
| Electrical connector Grant 5,033,972 - Komatsu , et al. July 23, 1 | 1991-07-23 |
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