Inventor
Dennis J. Smith
Inventor
Minneapolis, MN, US
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry23%
C07CAcyclic or carbocyclic compounds20%
G01FMeasuring volume, volume flow, mass flow or liquid level17%
G01VGeophysics7%
LOC107%
B01FMixing, e.g. dissolving, emulsifying or dispersing3%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure3%
G01SRadio direction-finding3%
G03GElectrography3%
G05DSystems for controlling or regulating non-electric variables3%
PatentTitleYear
10,620,337Retro-reflective sensor with multiple detectors202010,393,918Retro-reflective sensor with multiple detectors20197,530,278'Fluid flow blender and methods'20097,435,862'Radial reactor loading of a dehydrogenation catalyst'20087,302,863'Software correction method and apparatus for a variable orifice flow meter'20077,271,126'Catalyst for the dehydrogenation of ethyl benzene to STYRENE prepared with a high purity iron precursor'20077,096,744'Software correction method and apparatus for a variable orifice flow meter'20066,756,339'Dehydrogenation catalysts'2004D0470462'Housing for photoelectric control'20036,325,391'PTFE window seal with EMI shielding'20016,242,379'Dehydrogenation catalysts'2001D0439179'Pressure transmitter with single inlet base and dual compartment housing'2001D0439181'Pressure transmitter with dual inlet base and dual compartment housing'20016,191,065'Dehydrogenation catalysts'20016,177,602'Process for dehydrogenation of alkylaromatic hydrocarbons using a dehydrogenation catalyst'20015,954,526'Process control transmitter with electrical feedthrough assembly'19995,872,494'Level gage waveguide process seal having wavelength-based dimensions'19994,467,046'Dehydrogenation catalyst'19843,961,847'Arcuate screen for an electrophotographic printing machine'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–2007Based in Jeffersontown, KY, US· patent location history
1999–2001Patents assigned to ROSEMOUNT INC (5)· patent assignee history
1999Based in Bloomington, MN, US· patent location history
1999Based in Minnetonaka, MN, US· patent location history
2001Patents assigned to UNITED CATALYSTS INC (3)· patent assignee history
2001–2020Based in Minneapolis, MN, US· patent location history
2001–2008Based in Louisville, KY, US· patent location history
2003–2020Patents assigned to BANNER ENG (3)· patent assignee history
2004–2008Patents assigned to SUED CHEMIE INC (3)· patent assignee history
2006–2009Patents assigned to RIVATEK INC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROSEMOUNT INC | 5 | 1999–2001 |
| BANNER ENG | 3 | 2003–2020 |
| RIVATEK INC | 3 | 2006–2009 |
| SUED CHEMIE INC | 3 | 2004–2008 |
| UNITED CATALYSTS INC | 3 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Minneapolis, Minnesota, US | 9 | 2001–2020 |
| Louisville, KY, US | 4 | 2001–2008 |
| Jeffersontown, KY, US | 3 | 1984–2007 |
| Bloomington, Minnesota, US | 1 | 1999 |
| Minnetonaka, Minnesota, US | 1 | 1999 |