Norris M Tollefson

age ~69

from Cumming, GA

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Also known as:

Norris Dr Tollefson
Norris M Tollesson
Norris Tallefson
Mohn Tollefson Norris

Phone and address:: 6139 Menlow Ct, Cumming, GA 30041
4325618713

Connected to:

Norris Tollefson Phones & Addresses

6139 Menlow Ct, Cumming, GA 30041 • 4325618713
Alpharetta, GA
74 Augustine Ct, Odessa, TX 79765 • 4325618713 • 9153674786
101 Marbury Ct #2C, Cary, NC 27513 • 9194812024
Charlotte, NC
Gainesville, FL

Work

Company:

Ciba vision
Mar 2005
Position:

Materials engineer

Education

Degree:

Doctorates, Doctor of Philosophy
School / High School:

Penn State University
1977 to 1983
Specialities:

Chemistry

Skills

Polymers • Polymer Science • Injection Molding • Rheology • Six Sigma • Characterization • Thermal Analysis • Packaging

Interests

Cooking • Exercise • Cruises • Traveling • Investing • Electronics • Home Improvement • Diet • Reading • Crafts • Fitness • Gourmet Cooking • Music • Sports • Travel • Movies • Collecting • Home Decoration

Industries

Plastics

Resumes

Materials Engineer

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Location:

6139 Menlow Ct, Cumming, GA 30041

Industry:

Plastics

Work:

Ciba Vision
Materials Engineer
Huntsman Polymers Nov 1993 - Dec 2003
Materials Scientist
Bd May 1985 - Nov 1993
Scientist

Education:

Penn State University 1977 - 1983
Doctorates, Doctor of Philosophy, Chemistry University of Virginia 1973 - 1977
Bachelors, Bachelor of Science, Chemistry

Skills:

Polymers
Polymer Science
Injection Molding
Rheology
Six Sigma
Characterization
Thermal Analysis
Packaging

Interests:

Cooking
Exercise
Cruises
Traveling
Investing
Electronics
Home Improvement
Diet
Reading
Crafts
Fitness
Gourmet Cooking
Music
Sports
Travel
Movies
Collecting
Home Decoration

Us Patents

Method For Cast Molding Contact Lenses
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US Patent:

20100072641, Mar 25, 2010
Filed:

Sep 22, 2009
Appl. No.:

12/564242
Inventors:

Alice Weimin Liu - Alpharetta GA, US
Norris M. Tollefson - Cumming GA, US
Dale Richard Kosman - Lombard IL, US
International Classification:

B29D 11/00
US Classification:

264 25
Abstract:

An improved method of cast molding contact lenses, wherein a lens forming mixture is cured in the lens-shaped cavity formed between molding surfaces of a male and female mold sections, wherein the improvement comprises at least one of sections is injection molded from a copolymer of propylene and ethylene.

Injection Molded Ophthalmic Lens Mold
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US Patent:

20100155972, Jun 24, 2010
Filed:

Dec 15, 2009
Appl. No.:

12/638080
Inventors:

Norris M. Tollefson - Cumming GA, US
Alice Weimin Liu - Alpharetta GA, US
International Classification:

B29D 11/00
B29C 45/72
US Classification:

264 11, 425547
Abstract:

An ophthalmic lens mold comprising a mold half having a front side and a back side, wherein an optical surface on the front side is formed by a film or sheet material and wherein the main body of the mold half is formed by an injection moldable bulk material. The film or sheet material may be provided by over-molded in an injection molding process with the injection moldable bulk material. Also provided is a respective mold assembly comprising the ophthalmic lens mold and a method for making an ophthalmic lens with the ophthalmic lens mold.

Method For Cast Molding Contact Lenses
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US Patent:

20090160073, Jun 25, 2009
Filed:

Dec 18, 2008
Appl. No.:

12/316952
Inventors:

Norris M. Tollefson - Cumming GA, US
International Classification:

B29D 11/00
US Classification:

264 11
Abstract:

An improved method of cast molding contact lenses, wherein a lens forming mixture is cured in the lens-shaped cavity formed between molding surfaces of a male and female mold sections, wherein the improvement comprises at least one of sections is injection molded from a controlled rheology polypropylene.