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![a number of logos inside of gears with the main focus being the "patent" gear](/-/media/project/hussmann/hussmann/2019-08/pantent-hero-2400.jpg?h=640&iar=0&w=2400&hash=2108569EA066374A2BE2E2F11DF2BA27)
A history of firsts
Finding a better way has always been the Hussmann way. Since 1906, our focus on innovation has helped food retailers succeed.
We hold over a 122 U.S. patents as well as 320 international patents from more than a dozen countries.
CLICK HERE to see the patents Hussmann holds.
![Gallery slide 1 1906](/-/media/project/hussmann/hussmann/2019-08/slides-01.jpg)
Harry Hussmann patented the first meat display case in 1917,
cooled with ice and salt.
![1917_first_frozen_case](/-/media/project/hussmann/hussmann/2019-08/slides-02_0.jpg)
Hussmann invented the first self-service frozen food display case in 1935.
![1940s_Hussmann_first_Multi-deck_case](/-/media/project/hussmann/hussmann/2019-08/slides-03_0.jpg)
In the 1940’s, Hussmann developed the first dairy multi-deck merchandiser.
![Hussmann_first_frozen_display_1960s](/-/media/project/hussmann/hussmann/2019-08/slides-04_0.jpg)
The company introduced multi-deck frozen food display fixtures in 1960.
![Foamed_high-back_multi-deck_display_1970s](/-/media/project/hussmann/hussmann/2019-08/slides-05.jpg)
Hussmann developed foamed high-back multi-deck meat cases in the 1970’s
![First_curved_glass_case_1984](/-/media/project/hussmann/hussmann/2019-08/slides-06.jpg)
In 1984, we introduced La Gallerié line of curved glass cases.
![Hussmann_Protocol_System_1993](/-/media/project/hussmann/hussmann/2019-08/slides-07.jpg)
Protocol refrigeration systems came to market in 1993.
![hussmann_innovatorII_doors_2002](/-/media/project/hussmann/hussmann/2019-08/slides-08.jpg)
In 2002, we launched Innovator II doors, bringing greater energy efficiency to reach-in cases
![Hussmann_first_environmentally_safe_Case_2018](/-/media/project/hussmann/hussmann/2019-08/slides-09.jpg)
In 2018, we introduced microDS, the industry’s first environmentally-safe refrigerant.
![Store_Connect_logo_2019](/-/media/project/hussmann/hussmann/2019-08/slides-10.jpg)
As big changes come to food retail, we are leveraging AI, IoT and other advanced technologies to help our customers stay on top.