1870
Invent a universal printing machine
1872 —— 1876 invented the electric animation electromechanical newspaper.
1874
On February 28th, 65438, we showed Gould the performance of the four-way telegraph in Newark factory.
1875
Invention of acoustic wave analysis resonator
876
The first industrial research laboratory was established in Menlo Park, New Jersey. This is the creation of the modern concept of "research group".
Invent carbon rod microphone. Apply for a patent for automatic telegraph.
1877
In Menlo Park, the telephone invented by Bell was improved and put into practical use. Obtained three patents: puncture pen, pneumatic stylus and ordinary stylus.
The phonograph was invented on August 20th.
1878
Edison claimed to have solved the problem of electric lighting. The Royal Society held a phonograph exhibition. An improved phonograph. Design microphone, speaker, antenna speaker, sound engine, tuning engine, microcalorimeter, taste tester, etc.
In July, Professor Parker from the University of Pennsylvania and I went to Wyoming to observe the total solar eclipse and measured the temperature around the sun with the thermometer he invented.
654381October 5th filed a patent application for platinum wire "electric lamp".
165438+ 10 The carbon block transmitter was sent to the UK for testing.
1879— 1880
The incandescent lamp with high resistance was invented after painstaking efforts. An improved generator. Design new current distribution method, circuit arrangement and calculation method. Invent the electric lamp holder and switch. The method of magnetic separation of ore was invented.
101October 2 1 day, invented a high-resistance incandescent lamp, which was continuously lit for 40 hours.
1880
Research helicopter. Obtain a patent for the invention of electric light. Making magnetic ore sieve.
654381October 28th, patent application for "power transmission and distribution system".
188 1 The headquarters of Fifth Avenue in New York was established. Set up an incandescent lamp factory in new york. Set up manufacturers of generators, underground wires and electric lamp parts. Test the tram in Monroe Park.
In June, he provided a 27-ton power generation equipment for the Paris World Expo, which can be illuminated by 1 200 electric lamps. Edison was promoted to one of the officers of the Legion of Honor.
1882 invented the present three-wire distribution system. Patent application 14 1.
The first central power plant was established on September 4th.
1884— 1885
Edison left Monroe Park. The invention uses electric induction for wired communication.
1885
On May 23rd, wireless telegraph applied for a patent.
1887— 1890
The cylinder phonograph was improved and more than 80 phonograph patents were obtained. Engaged in the manufacture and sale of phonographs, records and sound machines.
1888
Invented a phonograph with a singing drum.
1889
Attend the Paris Centennial Exposition. A variety of electrified railways were invented. Complete the movie machine.
1890— 1899
Design large stone crusher and grinder. I personally directed the large-scale development of iron ore by new methods in Ogden Mine.
189 1
Invented the "Edison concentrator" and started to run his own mining industry. Obtained the patent right of "Movable Film Projector".
On May 20th, the first successful movie mirror was shown to the public at Edison Laboratory in West Orange, New Jersey.
1893
The world's first film "Studio" was built in the courtyard of Edison's laboratory.
1894
On April 14, the first movable film projector cinema opened in new york.
1899— 1909
Edison completed the storage battery in ten years. At that time, the construction industry was developed, and a long cement melting furnace was designed, which could produce cement in large quantities. In addition, the cylinder of the phonograph was improved and a new type of speech machine was completed.
1902
A new type of battery is used to test the power of vehicles. The journey is 5000 miles, and it can travel 100 miles on a single charge. Success.
1908
In August, I applied for a patent for a cement house.
1909
It took ten years, and the research of storage battery finally succeeded. Send a fax or telegram. Obtained the design patents of raw material machine, fine grinding machine and long kiln.
19 10— 19 14
Complete the disc phonograph without damaging records and diamond records. Complete the sound film machine.
19 10
Invented the record. Edison Cement Company ranks fifth in China.
19 12
Invent "talking movies" Developed into a phonograph.
19 14— 19 15
A comprehensive manufacturing method of carbonic acid was invented. By combining the phonograph with the dictaphone as a teletypewriter, one party's telephone can automatically record the other party's speech. Suggest a new teaching method. The West Orange Laboratory was destroyed by fire and will be rebuilt within one month. Establish chemical plants to produce benzene, indigo oil, etc.
19 15— 19 18
There are more than 39 inventions, the most famous of which are torpedo mechanism, flamethrower and underwater periscope.
1928
Rubber was successfully extracted from weeds.