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Patents Grantslast 30 patents

Information Patent Grant
Multi-stage filter assembly
- Patent number 11,639,295
- Issue date May 2, 2023
- Tender Corporation
- John Ruprecht
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Flow suppression device
- Patent number 11,578,778
- Issue date Feb 14, 2023
- William R. LaCrosse
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Multi-stage filter assembly
- Patent number 10,913,661
- Issue date Feb 9, 2021
- Tender Corporation
- John Ruprecht
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Suction head for connection to a fuel hose
- Patent number 10,233,880
- Issue date Mar 19, 2019
- Andreas Stihl AG & Co KG
- Jens Riehmann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Air filtration device having tuned air distribution system
- Patent number 9,744,328
- Issue date Aug 29, 2017
- 3M Innovative Properties Company
- Britton G. Billingsley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Air filtration device having subsections lacking fluid communication
- Patent number 9,744,329
- Issue date Aug 29, 2017
- 3M Innovative Properties Company
- Britton G. Billingsley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
2582401
- Patent number 2,582,401
- Issue date Jan 15, 1952
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL