Please answer the following question: Read the bio below and try to give details on earl bakken 's:    - residence     - alt     - known for     - occupation       - birth date     - name     - nationality     - image     - birth place     - alma mater     Bio: earl e. bakken -lrb- born hennepin county , minnesota , january 10 , 1924 -rrb- is an american engineer , businessman and philanthropist of dutch and norwegian american ancestry . he founded medtronic , where he developed the first external , battery-operated , transistorized , wearable artificial pacemaker in 1957 . born in columbia heights , minnesota , bakken had a long-held fascination with electricity and electronics . a self-described `` nerd '' , bakken designed a rudimentary electroshock weapon in school to fend off bullies . after earning a bachelor of science in electrical engineering in 1948 , he studied electrical engineering with a minor in mathematics at the university of minnesota graduate school . post-world war ii hospitals were just starting to employ electronic equipment , but did not have staff to maintain and repair them . sensing an opportunity , with his brother-in-law , palmer hermundslie , he formed medtronic -lrb- the combination of `` medical '' and `` electronic '' -rrb- in a small garage , primarily working with the university of minnesota hospital . in the 1950s , dr. c. walton lillehei was performing life-saving surgery on children with blue baby syndrome . that surgery often left the children needing to be temporarily attached to a pacemaker . the pacemakers at the time were large devices that required their own carts and relied on wall current for power . as a result of a power blackout on october 31 , 1957 , one of dr. lillehei 's young patients died . dr. lillehei , who had worked with bakken before , asked him the next day if he could solve the problem . four weeks after finding a circuit diagram for a metronome in `` popular electronics '' , bakken delivered a battery-powered transistorized pacemaker about the size of a few decks of cards to dr. lillehei . after successfully testing the hand-made device in the laboratory , bakken returned to create a refined model for patients . however , much to his astonishment , when he came in the next day , he found the pacemaker...
A:
- residence is hawaii- alt is waist-high and necklaces portrait , wearing hawaiian shirt , brown suitcoat- known for is founding founding bakken museum medtronic , inventing the wearable portable pacemaker ,- occupation is inventor- birth date is 10 january 1924- name is earl bakken- nationality is american- image is 090707-ncvh-earlbakken . jpg- birth place is columbia heights , minnesota- alma mater is university of minnesota