Oy Wartsila Ab
Patent Applications and Registrations
Patent applications and USPTO patent grants for Oy Wartsila Ab.The latest application filed is for "vacuum toilet system with treated rinse liquid".
Company Profile
0.55.0
Trademarks
- Oy Wartsila Ab - Helsinki FI
- Oy Wartsila AB - FI FI
- Oy Wartsila Ab - Helskinki FI
- Oy Wartsila Ab, - Helsinki SF
Trademarks
Patent Activity
| Patent | Date |
|---|---|
| Vacuum toilet system with treated rinse liquid Grant 5,692,250 - Oldfelt , et al. December 2, 1 | 1997-12-02 |
| Vacuum toilet system Grant 5,245,711 - Oldfelt , et al. September 21, 1 | 1993-09-21 |
| Vacuum sewer arrangement Grant 5,165,457 - Olin , et al. * November 24, 1 | 1992-11-24 |
| Vacuum toilet system with simultaneous rinse and discharge Grant 5,007,117 - Oldfelt , et al. April 16, 1 | 1991-04-16 |
| Method and arrangement for optimizing of the function of a door closer Grant 4,973,894 - Johansson November 27, 1 | 1990-11-27 |
| Method for testing different substances and a combustion engine for applying the method Grant 4,967,035 - Liljenfeldt , et al. October 30, 1 | 1990-10-30 |
| Vacuum sewer arrangement Grant 4,928,326 - Olin , et al. May 29, 1 | 1990-05-29 |
| Door lock Grant 4,902,053 - Hakkarainen , et al. February 20, 1 | 1990-02-20 |
| Upstreams inclined doctor blade Grant 4,889,071 - Fundell December 26, 1 | 1989-12-26 |
| Vacuum sewage system Grant 4,865,631 - Stroby , et al. September 12, 1 | 1989-09-12 |
| Key or similar article Grant D302,238 - Kopu July 18, 1 | 1989-07-18 |
| Coater Grant 4,822,640 - Tuhkanen , et al. April 18, 1 | 1989-04-18 |
| Rinse water valve for vacuum toilet system Grant 4,811,754 - Wilhelm March 14, 1 | 1989-03-14 |
| Method of discharging sewage by vacuum and control apparatus for carrying the method into effect Grant 4,791,949 - Tank December 20, 1 | 1988-12-20 |
| Apparatus for coating running webs Grant 4,791,879 - Eklund , et al. December 20, 1 | 1988-12-20 |
| Apparatus for connecting a web to a winding roll in continuous reeling apparatus Grant 4,756,790 - Kinnunen July 12, 1 | 1988-07-12 |
| Winder device Grant 4,746,076 - Tomma , et al. May 24, 1 | 1988-05-24 |
| Continuously running rewinder with pressure roller Grant 4,721,266 - Haapanen , et al. January 26, 1 | 1988-01-26 |
| Floating drilling platform Grant 4,716,972 - Makinen , et al. January 5, 1 | 1988-01-05 |
| Vacuum toilet system Grant 4,713,847 - Oldfelt , et al. December 22, 1 | 1987-12-22 |
| Device for two-sided coating of a paper web Grant 4,712,506 - Rantanen , et al. December 15, 1 | 1987-12-15 |
| Cylinderlock-key-combination Grant 4,686,843 - Martikainen , et al. August 18, 1 | 1987-08-18 |
| Arrangement in a roll wrapping apparatus for the application of headers Grant 4,679,376 - Ekblom July 14, 1 | 1987-07-14 |
| Arrangement for web spreading Grant 4,669,646 - Oinonen June 2, 1 | 1987-06-02 |
| Apparatus for joining the ends of webs Grant 4,668,328 - Kyyts/o/ nen May 26, 1 | 1987-05-26 |
| Winder Grant 4,651,942 - Tomma March 24, 1 | 1987-03-24 |
| Multipurpose cleaning and transportation system Grant 4,641,392 - Huisma February 10, 1 | 1987-02-10 |
| Method and arrangement for web handling Grant 4,642,164 - Hanhikoski , et al. February 10, 1 | 1987-02-10 |
| Cartridge lock Grant 4,637,234 - Mielonen Ja | 1987-01-20 |
| Web winding method and apparatus Grant 4,635,867 - Kytonen January 13, 1 | 1987-01-13 |
| Device in a vacuum transportation system for liquids, preferably a vacuum sewage system Grant 4,603,709 - Huisma August 5, 1 | 1986-08-05 |
| Drilling platform Grant 4,602,895 - Wilkman , et al. July 29, 1 | 1986-07-29 |
| Winder arrangement Grant 4,601,435 - Tomma , et al. July 22, 1 | 1986-07-22 |
| Arrangement for web winding Grant 4,601,441 - Oinonen , et al. July 22, 1 | 1986-07-22 |
| Apparatus for winding web material on a tubular core Grant 4,598,877 - Oinonen July 8, 1 | 1986-07-08 |
| Roller press Grant 4,597,326 - Kultaranta July 1, 1 | 1986-07-01 |
| Door lock Grant 4,512,597 - Nabb , et al. April 23, 1 | 1985-04-23 |
| Valve cover sealing Grant 4,509,719 - Uomala , et al. April 9, 1 | 1985-04-09 |
| Multi-function lock Grant 4,459,835 - Hurskainen July 17, 1 | 1984-07-17 |
| Propeller guard Grant 4,411,631 - Makinen , et al. October 25, 1 | 1983-10-25 |
| Personnel air lock Grant 4,376,352 - Soininen , et al. March 15, 1 | 1983-03-15 |
| Slipping cylinder lock Grant 4,370,875 - Piiroinen February 1, 1 | 1983-02-01 |
| Slide valve Grant 4,367,766 - Uomala January 11, 1 | 1983-01-11 |
| Lubrication system Grant 4,364,307 - Paro December 21, 1 | 1982-12-21 |
| Cylinder lock Grant 4,336,700 - Baltscheffsky , et al. June 29, 1 | 1982-06-29 |
| Roll wrapping arrangement Grant 4,333,301 - Koutonen , et al. June 8, 1 | 1982-06-08 |
| Sewer system Grant 4,297,751 - Olin , et al. November 3, 1 | 1981-11-03 |
| Method for producing fiber rolls Grant 4,283,821 - Paakkunainen August 18, 1 | 1981-08-18 |
| Disc cylinder lock Grant 4,267,717 - Martikainen May 19, 1 | 1981-05-19 |
| Door closer Grant 4,185,356 - Kuivalainen , et al. January 29, 1 | 1980-01-29 |
| Cylinder lock Grant 4,180,999 - Hurskainen , et al. January 1, 1 | 1980-01-01 |
| Method for reducing propeller noise Grant 4,135,469 - Rimppi , et al. January 23, 1 | 1979-01-23 |
| Vacuum sewer valve Grant 3,984,080 - Varis , et al. October 5, 1 | 1976-10-05 |
| Lock System Grant 3,771,340 - Krakstrom November 13, 1 | 1973-11-13 |
| Discharge Device For A Vacuum Sewerage System Grant 3,629,099 - Gahmberg , et al. December 21, 1 | 1971-12-21 |
Company Registrations
| SEC | 0000759671 | OY WARTSILA AB/ADR |
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