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 6,526–6,550 of 6,629 patents

Patent #TitleCo-InventorsDate
4786358 Method for forming a pattern of a film on a substrate with a laser beam Akira Mase, Hiroyuki Sakayori 1988-11-22
4780794 Electronic device Akira Mase, Toshimitsu Konuma, Mitsunori Sakama, Takashi Inushima 1988-10-25
4767336 Method of making semiconductor photoelectric conversion device 1988-08-30
4764476 Method of making photoelectric conversion device 1988-08-16
4762807 Method for making a non-single crystal insulated-gate field effect transistor 1988-08-09
4760008 Electrophotographic photosensitive members and methods for manufacturing the same using microwave radiation in magnetic field Takeshi Fukada 1988-07-26
4758527 Method of making semiconductor photo-electrically-sensitive device 1988-07-19
4746962 Photoelectric conversion device and method of making the same 1988-05-24
4744862 Manufacturing methods for nonlinear semiconductor element and liquid crystal display panel using the same Akira Mase, Toshimitsu Konuma, Minoru Miyazaki, Mitsunori Sakama, Takashi Inushima 1988-05-17
4741800 Etching method for the manufacture of a semiconductor integrated circuit 1988-05-03
4735821 Method for depositing material on depressions Takashi Inujima 1988-04-05
4730903 Ferroelectric crystal display panel and manufacturing method thereof Takashi Inushima, Akira Mase, Toshimitsu Konuma, Mitsunori Sakama 1988-03-15
4731314 Printing member for electrostatic printing having a high crystallization region of an intrinsic semiconductor layer formed by irradiation with light and method of manufacturing thereof 1988-03-15
4730207 Non-single-crystal semiconductor light emitting device 1988-03-08
4729002 Self-aligned sidewall gate IGFET 1988-03-01
4727044 Method of making a thin film transistor with laser recrystallized source and drain 1988-02-23
4725558 Semiconductor defects curing method and apparatus Kunio Suzuki, Mikio Kinka, Takeshi Fukada, Masayoshi Abe, Ippei Kobayashi +4 more 1988-02-16
4725871 Depletion mode short channel IGFET 1988-02-16
4724159 Conductive layer deposition method with a microwave enhanced CVD system 1988-02-09
4723508 Plasma CVD apparatus Takashi Inushima, Minoru Miyazaki, Mitsunori Sakama 1988-02-09
4721988 Self-aligned dual-gate igfet assembly 1988-01-26
4719122 CVD method and apparatus for forming a film 1988-01-12
4717602 Method for producing silicon nitride layers 1988-01-05
4717941 Sidewall multiple-gate IGFET 1988-01-05
4713518 Electronic device manufacturing methods Kenji Itoh, Susumu Nagayama 1987-12-15