Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11414323 | Treatment method for reducing carbon dioxide emission of combustion exhaust gas | Hiromoto Ueno | 2022-08-16 |
| 7670676 | Pharmaceutical raw material | Toshiyuki Hakata, Hirofumi Kawasaki, Shinji Uemoto, Hiromitsu Misawa, Seiichi Takahashi | 2010-03-02 |
| 5994611 | Method of incinerating plastic products containing ferric oxide hydroxide particles | Masaharu Nishihara, Masaaki Nishikawa, Suminori Tanaka, Satoru Saito, Naruo Yokoyama +2 more | 1999-11-30 |
| 5968248 | Heat-resistant inorganic pigment and process for producing the same | Yasuo Shibasaki, Kiichi Oda, Saburo Sano, Shigehisa Yamamoto | 1999-10-19 |
| 5900313 | Plastic formed product containing specific particles of ferric oxide hydroxide or iron oxide | Masaharu Nishihara, Masaaki Nishikawa, Suminori Tanaka, Satoru Saito, Naruo Yokoyama +2 more | 1999-05-04 |
| 5449565 | Magnetic iron oxide particles, a process for producing the same and a magnetic recording medium | Koso Aoki, Hiroshi Sumita | 1995-09-12 |
| 5368933 | Superparamagnetic fine particles of iron oxide and magnetic recording media containing said particles | Koso Aoki, Masaaki Fukugauchi, Tomoyuki Imai, Kazuyuki Hayashi | 1994-11-29 |
| 5236783 | Superparamagnetic fine particles of iron oxide and magnetic recording media containing said particles | Koso Aoki, Masaaki Fukugauchi, Tomoyuki Imai, Kazuyuki Hayashi | 1993-08-17 |
| 5196586 | Polydiphenyldiacetylenes | Hiro Matsuda, Shuji Okada, Hachiro Nakanishi, Masao Kato, Minoru Ohsugi +1 more | 1993-03-23 |
| 5143548 | Coating composition having platelike iron oxide particles | Ken Okura, Satoru Matsuzaki, Tsutomu Katamoto | 1992-09-01 |
| 5123989 | Resin-bonding method | Kotaro Hirayama, Masanori Terasaki, Tetsuro Toda, Shigeru Takaragi | 1992-06-23 |
| 5112403 | Coating composition | Ken Okura, Satoru Matsuzaki, Tsutomu Katamoto | 1992-05-12 |
| 5002727 | composite magnetic compacts and their forming methods | Kunio Okimoto, Tomio Sato, Toshio Yamakawa | 1991-03-26 |
| 4992191 | Sphere-like magnetite particles and a process for producing the same | Keiso Mori, Masaru Kawabata, Masao Kunishige, Koji Toda | 1991-02-12 |
| 4968529 | Process for producing a corrosion resistant permanent magnet | Atsushi Hamamura, Takaki Hamada, Hiroko Nakamura, Tomoyuki Imai, Toshiki Matsui | 1990-11-06 |
| 4959273 | Corrosion-resistant permanent magnet and method for preparing the same | Atsushi Hamamura, Takaki Hamada, Kouki Tokuhara, Yukimitsu Miyao, Tomoyuki Imai | 1990-09-25 |
| 4952331 | Composite magnetic compacts and their forming methods | Kunio Okimoto, Tomio Sato, Toshio Yamakawa | 1990-08-28 |
| 4942098 | Corrosion resistant permanent magnet | Atsushi Hamamura, Takaki Hamada, Hiroko Nakamura, Tomoyuki Imai, Toshiki Matsui | 1990-07-17 |
| 4917952 | Electroconductive iron oxide particles | Tsutomu Katamoto, Tokihiro Kurata | 1990-04-17 |
| 4828916 | Plate-like magnetoplumbite type ferrite particles for magnetic recording and magnetic recording media using the same | Shigehisa Yamamoto, Ryuji Fujita, Kazutoshi Sanada | 1989-05-09 |
| 4792645 | Process for producing electroconductive fibrous shaped-articles | Yukimichi Nakao, Kyoji Kaeriyama, Yoshio Suda, Tomoyuki Imai, Osamu Oze | 1988-12-20 |
| 4698182 | Hexagonal plate-like barium ferrite particles for magnetic recording and process for producing the same | Norimichi Nagai, Masao Kiyama, Toshio Takada | 1987-10-06 |
| 4585568 | Plate-like barium ferrite particles for magnetic recording and process for producing the same | Norimichi Nagai, Masao Kiyama, Toshio Takada | 1986-04-29 |
| 4584242 | Plate-like barium ferrite particles for magnetic recording and process for producing the same | Norimichi Nagai, Norio Sugita, Masao Kiyama, Toshio Takada | 1986-04-22 |
| 4561988 | Process for production of plate-like barium ferrite particles for magnetic recording | Norimichi Nagai, Masao Kiyama, Toshio Takada | 1985-12-31 |