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processes that use fluorescent dyes to identify defects in machined parts. The dyes penetrate small defects and are seen when inspecting the parts under black light.
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along with his brother Joseph
Switzer and the inventor of the Magnaglo process for nondestructive flaw-detection in machined parts. The brothers founded the
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During World War II, the company developed daylight fluorescent pigments, which are highly visible in daylight. Bob produced the first piece of
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In 2009, "The Day-Glo
Brothers," a children's book about Bob and Joseph Switzer's invention of fluorescent materials, was published by author
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99:(19 May 1914 – 20 August 1997) was an American inventor, businessman and environmentalist. Switzer was co-inventor of the first
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Switzer married his wife
Patricia (a Berkeley native) in 1936. The couple had three children. Switzer died in 1997 at his home in
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to identify fluorescent compounds. After Bob's recovery, the brothers continued to experiment with these, mixing them with
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The brothers moved their company to
Cleveland, Ohio, to partner with Continental Lithograph, a subsidiary of
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shows. The brothers inspected various products from their father's pharmacy, using a
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During the summer of 1933, while working to unload tomatoes from a freight car at a
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While convalescing from his injuries, Switzer and his brother Joseph searched for
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materials, which Joseph had read about and wished to use in his amateur
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to fund students working on applied environmental problem solving.
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318:"DayGlo Fluorescent Pigments National Historic Chemical Landmark"
128:, to parents Maud (Slocum) and Emmet Switzer and was raised in
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in 1985, Bob and his wife used the proceeds to establish the
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346:"Robert Switzer, Co-Inventor Of Day-Glo Paint, Dies at 83"
268:"Encyclopedia of Cleveland History: SWITZER, ROBERT C."
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Co-inventor of the first black light fluorescent paint
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Deaths from
Parkinson's disease in the United States
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American inventor, businessman and environmentalist
205:In 1938, Switzer invented Zyglo and Magnaglo, two
183:and eventually succeeding in producing the first
140:, so he attended the College of Chemistry at the
420:Robert and Patricia Switzer Foundation biography
132:. In 1932, he received a scholarship from the
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82:Inventor, businessman, and environmentalist
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445:University of California, Berkeley alumni
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241:Robert and Patricia Switzer Foundation
235:When Day-Glo Color Corp. was sold to
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216:by dyeing his wife's wedding dress.
144:, in hopes of becoming a physician.
450:Neurological disease deaths in Ohio
107:in 1946 to develop and manufacture
344:Johnston, David Cay (1997-08-29).
142:University of California, Berkeley
19:For the American congressman, see
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415:Day-Glo Color Corporation website
111:, pigments and other products.
460:People from Shaker Heights, Ohio
465:20th-century American inventors
250:and illustrator Tony Persiani.
185:black light fluorescent paints
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101:black light fluorescent paint
410:How the world turned Day-Glo
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377:Cohen, Rich (2009-12-16).
136:Scholarship Foundation of
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322:American Chemical Society
228:from complications from
220:Personal life and legacy
214:high-visibility clothing
192:Warner Brothers Pictures
379:"Books About Inventors"
232:. He was 83 years old
207:nondestructive testing
301:The Story of Day-Glo
299:Bing, Liesa (1991).
226:Shaker Heights, Ohio
153:Berkeley, California
124:Switzer was born in
65:Shaker Heights, Ohio
230:Parkinson's disease
202:, and fabric dyes.
149:H. J. Heinz Company
138:Oakland, California
130:Berkeley California
105:Day-Glo Color Corp.
383:The New York Times
350:The New York Times
109:fluorescent paints
126:Fromberg, Montana
97:Robert C. Switzer
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49:Fromberg, Montana
21:Robert M. Switzer
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394:. Retrieved
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60:(1997-08-20)
46:May 19, 1914
440:1997 deaths
435:1914 births
196:lithography
177:black light
169:fluorescent
157:optic nerve
71:Nationality
30:Bob Switzer
429:Categories
396:2016-03-23
363:2016-03-23
327:2016-03-23
276:2016-03-23
254:References
120:Early life
42:1914-05-19
391:0362-4331
358:0362-4331
115:Biography
74:American
200:make-up
181:shellac
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163:Career
134:Scaife
237:Nalco
173:magic
387:ISSN
354:ISSN
55:Died
36:Born
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