US Patent Issued to Canon on April 8 for "Image forming apparatus" (Japanese Inventors)

ALEXANDRIA, Va., April 9 -- United States Patent no. 12,271,138, issued on April 8, was assigned to Canon K.K. (Tokyo).

"Image forming apparatus" was invented by Atsunobu Mori (Shizuoka, Japan), Yohei Suzuki (Shizuoka, Japan), Seiji Hara (Shizuoka, Japan), Yasuhisa Matsumoto (Shizuoka, Japan), Junya Azami (Shizuoka, Japan), Masafumi Monde (Kanagawa, Japan), Hirotaka Shiomichi (Kanagawa, Japan) and Tatsuya Hotogi (Shizuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus includes a first detector detecting an operation sound based on a sound wave received by a receiver; a second detector detecting basis weight of recording material based on an ultrasonic wave transmitted from a...