IH

Isamu Hijikata

TC Tokyo Ohka Kogyo Co.: 13 patents #93 of 684Top 15%
TC Tokyo Denshi Kagaku Co.: 4 patents #5 of 15Top 35%
Overall (All Time): #280,739 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
5584647 Object handling devices Akira Uehara, Mitsuaki Minato 1996-12-17
5254214 Plasma taper etching for semiconductor device fabrication Kazutoshi Fujisawa 1993-10-19
5083896 Object handling device Akira Uehara, Mitsuaki Minato 1992-01-28
5022979 Electrode for use in the treatment of an object in a plasma Akira Uehara, Mitsuo Samezawa 1991-06-11
5006220 Electrode for use in the treatment of an object in a plasma Akira Uehara, Mitsuo Samezawa 1991-04-09
4946537 Plasma reactor Akira Uehara 1990-08-07
4900582 Method for improving film quality of silica-based films Muneo Nakayama, Akira Hashimoto, Toshihiro Nishimura, Eiichi Kashiwagi 1990-02-13
4894254 Method of forming silicone film Muneo Nakayama, Akira Hashimoto, Toshihiro Nishimura, Akira Uehara 1990-01-16
4868096 Surface treatment of silicone-based coating films Muneo Nakayama, Akira Uehara, Akira Hashimoto, Toshihiro Nishimura, Mitsuaki Minato +1 more 1989-09-19
4749436 Equipment for thermal stabilization process of photoresist pattern on semiconductor wafer Mitsuaki Minato, Akira Uehara, Muneo Nakayama 1988-06-07
D291413 Wafer holding frame Akira Uehara, Hisashi Nakane, Muneo Nakayama 1987-08-18
4578559 Plasma etching method Akira Uehara, Hisashi Nakane 1986-03-25
4550242 Automatic plasma processing device and heat treatment device for batch treatment of workpieces Akira Uehara, Hisashi Nakane, Muneo Nakayama 1985-10-29
4550239 Automatic plasma processing device and heat treatment device Akira Uehara, Hisashi Nakane, Muneo Nakayama 1985-10-29
4483651 Automatic apparatus for continuous treatment of leaf materials with gas plasma Hisashi Nakane, Akira Uehara, Shigekazu Miyazaki, Hiroyuki Kiyota 1984-11-20
4465553 Method for dry etching of a substrate surface Akira Uehara, Hisashi Nakane 1984-08-14
4318767 Apparatus for the treatment of semiconductor wafers by plasma reaction Akira Uehara, Hisashi Nakane 1982-03-09