TI

Tohru Ishitani

HI Hitachi: 49 patents #305 of 28,497Top 2%
HH Hitachi High-Technologies: 17 patents #141 of 1,917Top 8%
HC Hitachi Ulsi Systems Co.: 4 patents #214 of 867Top 25%
Overall (All Time): #31,254 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 51–68 of 68 patents

Patent #TitleCo-InventorsDate
5113072 Device having superlattice structure, and method of and apparatus for manufacturing the same Hiroshi Yamaguchi, Keiya Saito, Fumikazu Itoh, Koji Ishida, Shinji Sakano +3 more 1992-05-12
5065034 Charged particle beam apparatus Yoshimi Kawanami, Tsuyoshi Ohnishi, Tooru Habu, Masahiro Yamaoka 1991-11-12
4983540 Method of manufacturing devices having superlattice structures Hiroshi Yamaguchi, Keiya Saito, Fumikazu Itoh, Koji Ishida, Shinji Sakano +3 more 1991-01-08
4939364 Specimen or substrate cutting method using focused charged particle beam and secondary ion spectroscopic analysis method utilizing the cutting method Tsuyoshi Ohnishi, Yoshimi Kawanami 1990-07-03
4936968 Ion-beam machining method and apparatus Tsuyoshi Ohnishi, Yoshimi Kawanami 1990-06-26
4900974 Ion source Hideo Todokoro, Hifumi Tamura 1990-02-13
4774414 Liquid metal ion source Kaoru Umemura, Toshiyuki Aida, Hifumi Tamura 1988-09-27
4755685 Ion micro beam apparatus Yoshimi Kawanami, Kaoru Umemura, Hifumi Tamura 1988-07-05
4733134 Liquid metal ion source with pulse generator control Hifumi Tamura, Kaoru Umemura, Yoshimi Kawanami 1988-03-22
4710632 Ion microbeam apparatus Hideo Todokoro, Yoshimi Kawanami, Hifumi Tamura 1987-12-01
4697086 Apparatus for implanting ion microbeam Hifumi Tamura, Kaoru Umemura 1987-09-29
4680507 Liquid metal ion source Kaoru Uemura, Hifumi Tamura 1987-07-14
4624833 Liquid metal ion source and apparatus Kaoru Umemura, Toshiyuki Aida, Hifumi Tamura 1986-11-25
4567398 Liquid metal ion source Hifumi Tamura, Akira Shimase 1986-01-28
4560907 Ion source Hifumi Tamura, Hiroshi Okano, Akira Shimase 1985-12-24
4479060 Apparatus for irradiation with charged particle beams Hifumi Tamura, Akira Shimase 1984-10-23
4438371 Source of charged particles beam Shigeyuki Hosoki, Masaaki Futamoto, Ushio Kawabe, Hifumi Tamura 1984-03-20
4233509 Ion-electron analyzer Hifumi Tamura 1980-11-11