Lei Lu

Follow

Person

Westwood, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Constructing valve positioners for hazardous areas
- Patent number 10,670,054
- Issue date Jun 2, 2020
- Dresser, LLC
- Jonathan Fredric Cohen
- G01 - MEASURING TESTING
Information Patent Grant
Expanding functions of a process device
- Patent number 10,268,259
- Issue date Apr 23, 2019
- Dresser, LLC
- Robert Steven Belmarsh
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
CONSTRUCTING VALVE POSITIONERS FOR HAZARDOUS AREAS
- Publication number 20200240441
- Publication date Jul 30, 2020
- Dresser, LLC
- Jonathan Fredric Cohen
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
CONSTRUCTING VALVE POSITIONERS FOR HAZARDOUS AREAS
- Publication number 20190120263
- Publication date Apr 25, 2019
- Dresser LLC
- Jonathan Fredric Cohen
- G05 - CONTROLLING REGULATING
Information Patent Application
USING SHORT-RANGE WIRELESS CONNECTIVITY TO TRANSMIT DATA FROM A VAL...
- Publication number 20190017626
- Publication date Jan 17, 2019
- Dresser, LLC
- Mark Edmund Hebert
- G05 - CONTROLLING REGULATING
Information Patent Application
EXPANDING FUNCTIONS OF A PROCESS DEVICE
- Publication number 20170269676
- Publication date Sep 21, 2017
- Dresser, Inc.
- Robert Steven Belmarsh
- G06 - COMPUTING CALCULATING COUNTING