Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5278407 | Secondary-ion mass spectrometry apparatus using field limiting method | Yoshinori Ikebe, Hiroyuki Sumiya, Akemi Furuki | 1994-01-11 |
| 5086227 | Secondary ion mass analyzing apparatus | Hiroshi Toita, Hiroshi Hirose | 1992-02-04 |
| 5008537 | Composite apparatus with secondary ion mass spectrometry instrument and scanning electron microscope | Hiroshi Toita, Issei Tobita, Hiroshi Iwamoto | 1991-04-16 |
| 4992661 | Method and apparatus for neutralizing an accumulated charge on a specimen by means of a conductive lattice deposited on the specimen | Yoshinori Ikebe, Katsuhiko Muroyama, Hiroyuki Sumiya | 1991-02-12 |
| 4924101 | Charged particle source | Noriyuki Sakudo | 1990-05-08 |
| 4900974 | Ion source | Tohru Ishitani, Hideo Todokoro | 1990-02-13 |
| 4841143 | Charged particle beam apparatus | Hiroyasu Shichi, Kaoru Umemura | 1989-06-20 |
| 4835399 | Charged particle beam apparatus | Sumio Hosaka | 1989-05-30 |
| 4833331 | Method of holding an electrically insulating sample | Yoshinori Ikebe, Eiichi Izumi | 1989-05-23 |
| 4774414 | Liquid metal ion source | Kaoru Umemura, Tohru Ishitani, Toshiyuki Aida | 1988-09-27 |
| 4774433 | Apparatus for generating metal ions | Yoshinori Ikebe, Hiroyasu Shichi, Eiichi Izumi | 1988-09-27 |
| 4755685 | Ion micro beam apparatus | Yoshimi Kawanami, Tohru Ishitani, Kaoru Umemura | 1988-07-05 |
| 4740698 | Hybrid charged particle apparatus | Norio Saitou, Kaoru Umemura | 1988-04-26 |
| 4733134 | Liquid metal ion source with pulse generator control | Tohru Ishitani, Kaoru Umemura, Yoshimi Kawanami | 1988-03-22 |
| 4710632 | Ion microbeam apparatus | Tohru Ishitani, Hideo Todokoro, Yoshimi Kawanami | 1987-12-01 |
| 4697086 | Apparatus for implanting ion microbeam | Tohru Ishitani, Kaoru Umemura | 1987-09-29 |
| 4687930 | Ion beam apparatus | Shigehiko Yamamoto, Hiroyasu Shichi, Toru Ishitani | 1987-08-18 |
| 4687938 | Ion source | Hiroyasu Shichi | 1987-08-18 |
| 4680507 | Liquid metal ion source | Kaoru Uemura, Tohru Ishitani | 1987-07-14 |
| 4631448 | Ion source | Clay Shepherd, Toru Ishitani, Kaoru Umemura | 1986-12-23 |
| 4624833 | Liquid metal ion source and apparatus | Kaoru Umemura, Tohru Ishitani, Toshiyuki Aida | 1986-11-25 |
| 4567398 | Liquid metal ion source | Tohru Ishitani, Akira Shimase | 1986-01-28 |
| 4560907 | Ion source | Hiroshi Okano, Tohru Ishitani, Akira Shimase | 1985-12-24 |
| 4551650 | Field-emission ion source with spiral shaped filament heater | Tamotsu Noda, Hiroshi Okano | 1985-11-05 |
| 4510387 | Ion micro-analysis | Eiichi Izumi | 1985-04-09 |