He introduced wit, whimsy, narrative and expert drawing to industrial artwork at a time when promoting was dominated by the extreme strictures of modernism on one hand and the comfortable realism of magazines like The Saturday Night Put up on the opposite.

And at Push Pin Studios, which he and a number of other former Cooper Union classmates shaped in 1954, Mr. Glaser opened up design to myriad influences and types that started to seize the eye of magazines and promoting businesses.

Mr. Glaser died on Friday, his 91st birthday, in Manhattan. His spouse, Shirley Glaser, mentioned the trigger was a stroke. He additionally had renal failure.

[Read the full obituary by The Times’s William Grimes.]

He was born on June 26, 1929, within the Bronx. As a toddler, he took drawing courses with Raphael and Moses Soyer, the social realist artists, earlier than enrolling in what’s now the Fiorello H. LaGuardia Excessive Faculty of Music & Artwork and Performing Arts. He graduated from the Cooper Union in 1951, and married Shirley Girton in 1957.

His “I ♥ NY” emblem was created for a 1977 marketing campaign to advertise tourism in New York State. Sketched on the again of an envelope with pink crayon throughout a taxi experience, it was printed in black letters in a chubby typeface, with a cherry-red coronary heart standing in for the phrase “love.” The brand turned an immediately acknowledged image of New York Metropolis.

“I’m flabbergasted by what occurred to this little, easy nothing of an thought,” Mr. Glaser told The Village Voice in 2011.

After the terrorist assaults of Sept. 11, 2001, T-shirts emblazoned with the emblem offered within the hundreds, as guests to town seized on it as a method of expressing solidarity. Mr. Glaser designed a modified model — “I ♥ NY Extra Than Ever,” with a darkish bruise on the guts — that was distributed as a poster all through town and reproduced on the back and front pages of The Every day Information.