Tokumaru; Shinya
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tokumaru; Shinya.The latest application filed is for "production method of ceramic honeycomb filter".
- Tokumaru; Shinya - Miyako-gun JP
- Tokumaru; Shinya - Kanda-machi JP
- Tokumaru; Shinya - Fukuoka-ken JP
| Patent | Date |
|---|---|
| Production method of ceramic honeycomb filter Grant 9,097,154 - Kumagae , et al. August 4, 2 | 2015-08-04 |
| Method for producing ceramic honeycomb filter Grant 8,460,589 - Tokumaru June 11, 2 | 2013-06-11 |
| Method for producing ceramic honeycomb structure Grant 8,268,401 - Tokumaru September 18, 2 | 2012-09-18 |
| Production method of honeycomb filter and honeycomb filter Grant 7,892,309 - Okazaki , et al. February 22, 2 | 2011-02-22 |
| Production Method Of Ceramic Honeycomb Filter App 20100272890 - KUMAGAE; Toyohide ; et al. | 2010-10-28 |
| Method For Producing Ceramic Honeycomb Structure App 20100086696 - Tokumaru; Shinya | 2010-04-08 |
| Ceramic honeycomb filter, its production method, and plugging material for ceramic honeycomb filter Grant 7,691,167 - Tokumaru April 6, 2 | 2010-04-06 |
| Method For Producing Ceramic Honeycomb Filter App 20090072431 - Tokumaru; Shinya | 2009-03-19 |
| Production Method Of Honeycomb Filter And Honeycomb Filter App 20080155952 - Okazaki; Shunji ; et al. | 2008-07-03 |
| Production method of ceramic honeycomb filter App 20080079194 - Kumagae; Toyohide ; et al. | 2008-04-03 |
| Ceramic honeycomb filter, its production method, and plugging material for ceramic honeycomb filter App 20070039298 - Tokumaru; Shinya | 2007-02-22 |
| Ceramic honeycomb filter Grant 6,827,754 - Suwabe , et al. December 7, 2 | 2004-12-07 |
| Ceramic honeycomb filter App 20030093982 - Suwabe, Hirohisa ; et al. | 2003-05-22 |
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