Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Shunpei Yamazaki

Shunpei Yamazaki — 6,629 Patents

SLSemiconductor Energy Laboratory: 6576 patents #1 of 1,113Top 1%
Sharp Kabushiki Kaisha: 19 patents #838 of 10,731Top 8%
SCSemiconductor Energy Laboratories Co.: 6 patents #1 of 38Top 3%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
SCSemiconductor Energy Co.: 3 patents #1 of 13Top 8%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
TITakasago International: 1 patents #239 of 465Top 55%
Eastman Kodak: 1 patents #4,972 of 8,114Top 65%
Tokyo, MO: #1 of 223 inventorsTop 1%
Overall (All Time): #1 of 4,157,543Top 1%
6629 Patents All Time

Issued Patents All Time

Showing 5,851–5,875 of 6,629 patents

Patent #TitleCo-InventorsDate
6281552 Thin film transistors having ldd regions Ritsuko Kawasaki, Hidehito Kitakado, Kenji Kasahara 2001-08-28
6279902 Game system Akiharu Miyanaga, Toshiji Hamatani 2001-08-28
6281147 Plasma CVD method Mitsunori Sakama, Masaaki Hiroki 2001-08-28
6278132 Semiconductor device and method of manufacturing the same Hisashi Ohtani, Takeshi Fukunaga 2001-08-21
6278131 Pixel TFT and driver TFT having different gate insulation width Jun Koyama, Hiroshi Shibata, Takeshi Fukunaga 2001-08-21
6274885 Active matrix display device with TFTs of different refractive index Naoto Kusumoto, Koichiro Tanaka 2001-08-14
6274887 Semiconductor device and manufacturing method therefor Hisashi Ohtani, Toshiji Hamatani 2001-08-14
6271066 Semiconductor material and method for forming the same and thin film transistor Hongyong Zhang, Naoto Kusumoto, Yasuhiko Takemura 2001-08-07
6271818 Semiconductor device Jun Koyama, Hisashi Ohtani 2001-08-07
6268842 Thin film transistor circuit and semiconductor display device using the same Jun Koyama 2001-07-31
6268617 Electro-optical device Yoshiharu Hirakata 2001-07-31
6268235 Method for manufacturing a photoelectric conversion device Masayuki Sakakura, Yasuyuki Arai 2001-07-31
6265745 Method for producing insulated gate thin film semiconductor device Naoto Kusumoto 2001-07-24
6261881 Semiconductor device provided with semiconductor circuit consisting of semiconductor element and method of manufacturing the same Setsuo Nakajima 2001-07-17
6261877 Method of manufacturing gate insulated field effect transistors Hongyong Zhang, Takashi Inushima, Takeshi Fukada 2001-07-17
6262438 Active matrix type display circuit and method of manufacturing the same Yasuhiko Takemura 2001-07-17
6259117 Active matrix display having storage capacitor associated with each pixel transistor Yasuhiko Takemura, Toshiji Hamatani, Toshimitsu Konuma, Jun Koyama, Yuji Kawasaki +1 more 2001-07-10
6259138 Semiconductor device having multilayered gate electrode and impurity regions overlapping therewith Hisashi Ohtani, Masataka Itoh 2001-07-10
6252249 Semiconductor device having crystalline silicon clusters 2001-06-26
6251733 Semiconductor device and manufacturing method thereof 2001-06-26
6249385 Laser irradiation apparatus Koichiro Tanaka, Naoto Kusumoto 2001-06-19
6246387 Semiconductor display device 2001-06-12
6246070 Semiconductor device provided with semiconductor circuit made of semiconductor element and method of fabricating the same Setsuo Nakajima, Ritsuko Kawasaki 2001-06-12
6242343 Process for fabricating semiconductor device and apparatus for fabricating semiconductor device Satoshi Teramoto 2001-06-05
6242292 Method of producing a semiconductor device with overlapped scanned linear lasers Naoto Kusumoto, Koichiro Tanaka 2001-06-05