1935: Kichen Aid Mfg Copany: https://patents.google.com/patent/US2024282A/en?q=kitchen+aid&sort=old
1951: Peerless & Ericsson Ltd: https://patents.google.com/patent/GB661244A/en?q=peerless&q=ericsson&sort=old
1981: Sunbeam Corp: https://patents.google.com/patent/US4277181A/en?q=stand+mixer
1989: Whirpool Company: https://patents.google.com/patent/US4822172A/en?q=food+mixer
1999: Premark FEG LLC: https://patents.google.com/patent/US5934802A/en?q=stand+mixer
2008: Kenwood Ltd: https://patents.google.com/patent/EP1880647A1/en?q=stand+mixer&page=1
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