David I. Perl — 1 Patent at Otis Elevator

David I. Perl has been granted 1 US patent while listed as an inventor at Otis Elevator. All of these patents were granted in 2000. David I. Perl ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David I. Perl in Simsbury, CT, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6038980	Transferring freight or passenger cabs between moving bogies	Joseph Bittar, Frederick H. Barker, Anthony Cooney, Richard E. Peruggi, Michael D. Silverberg	2000-03-21	$31,879,000

David I. Perl — 1 Patent

Issued Patents All Time

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