Washizu; Katsushi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Washizu; Katsushi.The latest application filed is for "device for the catalytic purification of automotive exhaust gas".
- Washizu; Katsushi - Numazu JP
- Washizu; Katsushi - Shizuoka JP
- Washizu; Katsushi - Sunto JP
- Washizu; Katsushi - Numazu City JP
- Washizu; Katsushi - Shizuoko JP
| Patent | Date |
|---|---|
| Device for the catalytic purification of automotive exhaust gas Grant 5,419,876 - Usui , et al. May 30, 1 | 1995-05-30 |
| Connector for connecting a pipe of small diameter with block expansion prevention surfaces Grant 5,354,106 - Washizu , et al. October 11, 1 | 1994-10-11 |
| Piping connector Grant 5,211,427 - Washizu May 18, 1 | 1993-05-18 |
| Joint for coupling small-diameter pipes Grant 5,176,412 - Washizu January 5, 1 | 1993-01-05 |
| Connector device for connecting small diameter pipe Grant 5,172,940 - Usui , et al. December 22, 1 | 1992-12-22 |
| Connector for connecting slender piping members Grant 5,163,719 - Washizu November 17, 1 | 1992-11-17 |
| Connector for connecting slender piping members with cantilever mechanism Grant 5,160,177 - Washizu November 3, 1 | 1992-11-03 |
| Connector for connecting thin pipe Grant 5,154,450 - Washizu October 13, 1 | 1992-10-13 |
| Connector for connecting thin pipe with blocks formed on claw walls Grant 5,154,451 - Washizu October 13, 1 | 1992-10-13 |
| Snap-fit connector for connecting slender piping members at end portions Grant 5,131,691 - Washizu July 21, 1 | 1992-07-21 |
| Connector for small-diameter piping Grant 5,112,084 - Washizu May 12, 1 | 1992-05-12 |
| Small-diameter pipe connector Grant 5,098,136 - Washizu March 24, 1 | 1992-03-24 |
| Connector for small-diameter piping Grant 5,094,481 - Takikawa , et al. March 10, 1 | 1992-03-10 |
| Structure for coupling resin tubes by the use of a bracket Grant 5,092,632 - Washizu , et al. March 3, 1 | 1992-03-03 |
| Structure for securing pipes together using bracket body Grant 5,076,518 - Washizu , et al. December 31, 1 | 1991-12-31 |
| Connector interposed between small-diameter metallic pipe and flexible hose Grant 5,048,875 - Usui , et al. September 17, 1 | 1991-09-17 |
| Connector for connecting small diameter pipe Grant 4,997,216 - Washizu March 5, 1 | 1991-03-05 |
| Small-size piping coupling joint Grant 4,964,658 - Usui , et al. October 23, 1 | 1990-10-23 |
| Connector for connecting small diameter pipe Grant 4,946,205 - Washizu * August 7, 1 | 1990-08-07 |
| Small-diameter pipe connector Grant 4,944,537 - Usui , et al. July 31, 1 | 1990-07-31 |
| Connector for connecting pipe Grant 4,915,420 - Washizu April 10, 1 | 1990-04-10 |
| Connector for connecting small diameter pipe Grant 4,913,467 - Washizu April 3, 1 | 1990-04-03 |
| Connector for connecting small diameter pipe Grant 4,895,396 - Washizu January 23, 1 | 1990-01-23 |
| Flexible composite hose Grant 4,800,109 - Washizu January 24, 1 | 1989-01-24 |
| Coupling Grant 4,776,616 - Umehara , et al. October 11, 1 | 1988-10-11 |
| Pipe joint for connecting a pipe having a small diameter Grant 4,730,856 - Washizu March 15, 1 | 1988-03-15 |
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