David Ahlman

Follow

Person

Bothell, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Fluid reservoir having inlet filtering
- Patent number 10,328,366
- Issue date Jun 25, 2019
- Caterpillar Inc.
- Jason W. Hudgens
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter system and filtration method for fluid reservoirs
- Patent number 9,468,875
- Issue date Oct 18, 2016
- Caterpillar Inc.
- Theron J. Cassidy
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FLUID RESERVOIR HAVING INLET FILTERING
- Publication number 20160339370
- Publication date Nov 24, 2016
- Caterpillar Inc.
- Jason W. Hudgens
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Filter System and Filtration Method for Fluid Reservoirs
- Publication number 20150196862
- Publication date Jul 16, 2015
- Caterpillar Inc.
- Theron J. Cassidy
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL