AS

Akira Sugawara

DC Dowa Metaltech Co.: 27 patents #1 of 80Top 2%
SL Semiconductor Energy Laboratory: 27 patents #304 of 1,113Top 30%
DC Dowa Mining Co.: 17 patents #2 of 324Top 1%
YA Yazaki: 14 patents #291 of 3,427Top 9%
SC Sanyo Electric Co.: 8 patents #678 of 6,347Top 15%
HI Hitachi: 8 patents #5,191 of 28,497Top 20%
KC Kai R&D Center Co.: 5 patents #9 of 70Top 15%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
SO Sony: 2 patents #12,963 of 25,231Top 55%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
DC Dowa Thermotech Co.: 1 patents #15 of 38Top 40%
Canon: 1 patents #14,899 of 19,416Top 80%
Overall (All Time): #13,918 of 4,157,543Top 1%
102
Patents All Time

Issued Patents All Time

Showing 76–100 of 102 patents

Patent #TitleCo-InventorsDate
6019246 Vending machine Hidekazu Yajima, Seiji Ebukuro, Takeo Igarashi, Masaki Nakayama 2000-02-01
5976988 Etching material and etching method Toshimitsu Konuma, Takeshi Nishi, Yukiko Uehara, Satoshi Murakami, Misako Nakazawa 1999-11-02
5885888 Etching material and etching process Toshimitsu Konuma, Yukiko Uehara 1999-03-23
5856853 Short circuit preventing film of liquid crystal electro-optical device and manufacturing method thereof Toshimitsu Konuma, Yukiko Uehara 1999-01-05
5849604 Method of manufacturing a semiconductor device Toshimitsu Konuma 1998-12-15
5848726 Vending machine Hidekazu Yajima 1998-12-15
5849424 Hard coated copper alloys, process for production thereof and connector terminals made therefrom Yoshitake Hana 1998-12-15
5838508 Color filter and process for fabricating the same and electro-optical device 1998-11-17
5830786 Process for fabricating electronic circuits with anodically oxidized scandium doped aluminum wiring Hongyong Zhang, Hideki Uochi, Shunpei Yamazaki, Yasuhiko Takemura, Minoru Miyazaki +3 more 1998-11-03
5814168 Process for producing high-strength, high-electroconductivity copper-base alloys Koichi Hatakeyama, Toshihiro Kanzaki 1998-09-29
5747355 Method for producing a transistor using anodic oxidation Toshimitsu Konuma, Takahiro Tsuji 1998-05-05
5736434 Method for manufacturing a semiconductor device utilizing an anodic oxidation Toshimitsu Konuma, Yukiko Uehara 1998-04-07
5708252 Excimer laser scanning system Hisato Shinohara 1998-01-13
5672900 Insulated gate field effect transistor with an anodic oxidized gate electrode Toshimitsu Konuma, Takahiro Tsuji 1997-09-30
5639344 Etching material and etching process Toshimitsu Konuma, Yukiko Uehara 1997-06-17
5619045 Thin film transistor Toshimitsu Konuma, Takahiro Tsuji 1997-04-08
5595638 Method for manufacturing a semiconductor device utilizing an anodic oxidation Toshimitsu Konuma, Yukiko Uehara 1997-01-21
5580800 Method of patterning aluminum containing group IIIb Element Hongyong Zhang, Yasuhiko Takemura, Hideki Uochi, Itaru Koyama, Minoru Miyazaki +3 more 1996-12-03
5576231 Process for fabricating an insulated gate field effect transistor with an anodic oxidized gate electrode Toshimitsu Konuma, Takahiro Tsuji 1996-11-19
5541747 Electro-optical device utilizing a liquid crystal having a spontaneous polarization Takeshi Nishi, Toshimitsu Konuma 1996-07-30
5475517 Ferroelectric liquid crystal device with angles between smectic layers and the direction normal to the substrates are 5-15 degrees Toshimitsu Konuma, Takeshi Nishi, Yoshimasa Matsushima, Hitoshi Kondo, Toshimitsu Hagiwara 1995-12-12
5387293 Copper base alloys and terminals using the same Takayoshi Endo, Kenji Takenouchi, Mikio Nishihata, Toshio Asano 1995-02-07
5322575 Process for production of copper base alloys and terminals using the same Takayoshi Endo, Kenji Takenouchi, Mikio Nishihata, Toshio Asano 1994-06-21
5205878 Copper-based electric and electronic parts having high strength and high electric conductivity Toshihiro Kanzaki, Isamu Amatsu, Kouichi Hatakeyama 1993-04-27
5147469 Process for producing copper-based alloys having high strength and high electric conductivity Toshihiro Kanzaki, Isamu Amatsu, Kouichi Hatakeyama 1992-09-15