Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12383864 | Stable isotope concentrating device | Hayato Sakurai | 2025-08-12 |
| 12151208 | Stable isotope concentration method | Takehiro Igarashi, Hitoshi Kihara | 2024-11-26 |
| 9895662 | Method for enriching oxygen isotope | Shigeru Hayashida, Takehiro Igarashi | 2018-02-20 |
| 9179859 | Compartmental analsys system, compartmental analysis method, compartment analyzer, program, and recording medium | Akihiko Maeda, Takeshi Ochi | 2015-11-10 |
| 8337802 | Method for concentrating oxygen isotope or isotopes | Hitoshi Kihara, Shigeru Hayashida, Hiroshi Kawakami, Shigeyoshi Arai | 2012-12-25 |
| 8081261 | Display support apparatus | Masao Honda | 2011-12-20 |
| 7922875 | Method and apparatus for enrichment of heavy oxygen isotopes | Hitoshi Kihara, Norihisa Nara, Hiroshi Kawakami | 2011-04-12 |
| 7922872 | Distillation apparatus | Hitoshi Kihara | 2011-04-12 |
| 7828939 | Method for concentrating heavy nitrogen isotope | Hitoshi Kihara, Shigeru Hayashida | 2010-11-09 |
| 6990212 | Mounting structure of speaker box | — | 2006-01-24 |
| 5865162 | Wire saw and work slicing method | Yukihiro Kanemichi, Yasuhiro Itou, Akio Kawakita, Shigeo Kobayashi | 1999-02-02 |
| 5817711 | Aqueous working liquid composition for wire saw | Kensho Miyata, Kazuo Tanaka, Eiichi Ibe | 1998-10-06 |