Rick A. Perkins

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Holland, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Security device for lamp adaptor
- Patent number 5,707,246
- Issue date Jan 13, 1998
- Progressive Technology in Lighting, Inc.
- Rick A. Perkins
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Replacement compact fluorescent lamp assembly
- Patent number 5,390,096
- Issue date Feb 14, 1995
- Progressive Technology in Lighting, Inc.
- Paul C. DeKleine
- F21 - LIGHTING
Information Patent Grant
Compact fluorescent lamp reflector
- Patent number 5,363,295
- Issue date Nov 8, 1994
- Progressive Technology in Lighting, Inc.
- Paul C. DeKleine
- F21 - LIGHTING
Information Patent Grant
Compact fluorescent lamp assembly
- Patent number D348528
- Issue date Jul 5, 1994
- Progressive Technology in Lighting, Inc.
- Paul C. DeKleine
- D26 - Lighting
Information Patent Grant
Compact fluorescent lamp assembly
- Patent number D347076
- Issue date May 17, 1994
- Progressive Technology in Lighting, Inc.
- Paul C. DeKleine
- D26 - Lighting
Information Patent Grant
Compact fluorescent lamp assembly
- Patent number D347077
- Issue date May 17, 1994
- Progressive Technology in Lighting, Inc.
- Paul C. DeKleine
- D26 - Lighting
Information Patent Grant
Three-way compact fluorescent lamp system utilizing an electronic b...
- Patent number 5,309,062
- Issue date May 3, 1994
- Progressive Technology in Lighting, Inc.
- Rick A. Perkins
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM OF EVALUATING WORK CHARACTERISTICS AND PROVIDING WORKSPACE D...
- Publication number 20130339074
- Publication date Dec 19, 2013
- Haworth, Inc.
- Gabor Nagy
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Directional light for office spaces
- Publication number 20020005019
- Publication date Jan 17, 2002
- Richard Trilli
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS