Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mitsuo Morooka — 21 Patents

IBM: 9 patents #11,946 of 70,183Top 20%
Kyocera: 6 patents #471 of 3,732Top 15%
AOAu Optronics: 3 patents #977 of 2,945Top 35%
COChi Mei Optoelectronics: 3 patents #52 of 296Top 20%
Sony: 2 patents #13,023 of 25,231Top 55%
TOToppoly Optoelectronics: 1 patents #68 of 130Top 55%
Kawasaki, JP: #1,244 of 15,035 inventorsTop 9%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
Mitsuo Morooka has been granted 21 US patents while listed as an inventor at IBM. The first was granted in 2003 and the most recent in July 2017. Mitsuo Morooka ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Mitsuo Morooka in Kawasaki, JP.

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9716251 Display device and method of manufacturing the same, method of repairing display device, and electronic apparatus Masanao Uesugi, Jiro Yamada, Yasunobu Hiromasu 2017-07-25 $566,000
9178174 Display device and method of manufacturing the same, method of repairing display device, and electronic apparatus Masanao Uesugi, Jiro Yamada, Yasunobu Hiromasu 2015-11-03 $370,000
7719184 Organic EL element having a protective layer Keigo Kanoh, Taro Hasumi, Hiromi Fukuoka, Masaya Watanabe 2010-05-18 $71,000
7592275 Method and apparatus for manufacturing active matrix device including top gate type TFT Takatoshi Tsujimura, Osamu Tokuhiro, Takashi Miyamoto 2009-09-22 $1,350,000
7569858 Thin film transistor in which fluctuations in current flowing therethrough are suppressed, and image display apparatus Takatoshi Tsujimura, Shinya Ono, Koichi Miwa 2009-08-04 $299,000
7344927 Method and apparatus for manufacturing active matrix device including top gate type TFT Takatoshi Tsujimura, Osamu Tokuhiro, Takashi Miyamoto 2008-03-18 $4,868,000
7221089 Organic light emitting diode display device and method of manufacturing the same Takatoshi Tsujimura, Kuniaki Sueoka, Sayuri Kohara 2007-05-22 $141,000
7173278 Thin-film transistor in which fluctuations in current flowing therethrough are suppressed, and image display apparatus Takatoshi Tsujimura, Shinya Ono, Koichi Miwa 2007-02-06 $227,000
7122956 OLED display and method of manufacturing such display Nami Ikeda, Shinya Ono, Keigo Kanoh, Koji Murayama, Koichi Miwa 2006-10-17 $119,000
7115448 Thin film transistor, liquid crystal display device and method of fabricating the thin film transistor Takatoshi Tsujimura, Osamu Tokuhiro, Takashi Miyamoto 2006-10-03 $1,681,000
7091940 Organic light-emitting diode display Takatoshi Tsujimura, Kohichi Miwa 2006-08-15 $2,663,000
7038278 Thin film transistor, image display device, and image display apparatus Takatoshi Tsujimura 2006-05-02 $295,000
6859252 Active matrix substrate and manufacturing method thereof Takatoshi Tsujimura, Osamu Tokuhiro, Kohichi Miwa 2005-02-22 $11,368,000
6816209 Thin film transistor, liquid crystal display panel, and method of manufacturing thin film transistor Takatoshi Tsujimura, Takashi Miyamoto, Osamu Tokuhiro 2004-11-09 $4,707,000
6801266 Thin film transistor, liquid crystal display panel, and method of manufacturing thin film transistor Takatoshi Tsujimura, Takashi Miyamoto, Osamu Tokuhiro 2004-10-05 $8,713,000
6753550 Liquid crystal display device having a thin film transistor element including an amorphous film containing a low-defect density layer and a high-defect densisty layer Takatoshi Tsujimura, Osamu Tokuhiro, Takashi Miyamoto 2004-06-22 $6,022,000
6727645 Organic LED device Takatoshi Tsujimura, Atsushi Tanaka, Kohichi Miwa 2004-04-27 $8,134,000
6707513 Active matrix substrate and manufacturing method thereof Takatoshi Tsujimura, Osamu Tokuhiro, Kohichi Miwa 2004-03-16 $17,709,000
6653178 Thin film transistor and method for manufacturing the same Takatoshi Tsujimura, Taroh Hasumi, Osamu Tokuhiro 2003-11-25 $5,480,000
6600196 Thin film transistor, and manufacturing method thereof Takatoshi Tsujimura, Osamu Tokuhiro, Takashi Miyamoto 2003-07-29 $10,466,000
6525341 Thin film transistor, liquid crystal display device and method of fabricating the thin film transistor Takatoshi Tsujimura, Osamu Tokuhiro, Takashi Miyamoto 2003-02-25 $14,577,000