Yes they have. The patent is for a magnetic vibrating tattoo that can pick up signals from magnetic fields. The tattoo will vibrate when the person who has it receives alerts from their phone.
Filed: March 17, 1998US Patent #: ?6165464
Patent 2,569,347, filed 26 June 1948.
1933 by Leo Szilard. He filed a patent in 1934 (British patent 630726).
Alexander graham Bell's first patent was: 174,465 issued march 7,1876 filed February 14, 1876 and his second patent was: 161,739 issued April 6,1875 filed march 6,1875.
Civil Case
Albert T. Marshall filed the patent application for the refrigerator in 1897, and received the patent in 1899.
R.T. James filed a patent application on the slinky on 21 August 1946. The patent issued in January 1947 as patent number 2,415,012.
Yes, a patent application is generally "examined" prior to being issued by the patent office in the country where it is filed.
Civil Case
Thomas Edison
Searching the United States Patent and Trademark Office website, I found three patents related to Vocaloid. The earliest patent was filed in February of 2005.
The first Browning Automatic Shotgun patent was filed for on May 6, 1899, but not granted until June 16 1903. This was the first patent filed, but the last of four patents to be granted that had to do with the final configuration of what we know as the A5. auto5man