Many people who have been injured have some form of physical therapy as adjunct to the care received by physicians. Adjunctive therapy is also very common in the treatment of any mental illnesses. In addition to drug treatment, which can help reduce symptoms, psychotherapy is frequently used.
American inventor â Trained as an electrical engineer at Tennessee State University and Stanford University, and working in the field of wireless communication for over 20 years, Russell has â¦
The first practical hand-held cell phone was invented by Motorola, an American company, in 1973. Dr. Martin Cooper, an American born in Chicago, is the inventor listed on the US patent that was used to register that device.n 1974 Dr. Martin Cooper is given credit â¦ for the cell phone that is most like the ones we have today. He was working for Motorola at the time. The phone was only for government use and in 1984 it was sold to the public for the first time. The early cell phones were large, heavy, and copied land line phones in style.