Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37385 | Composite material and process for manufacturing same | Akane Okada, Yoshiaki Fukushima, Masaya Kawasumi, Shinji Inagaki, Arimitsu Usuki +2 more | 2001-09-18 |
| 6194650 | Coated object and process for producing the same | Hiroaki Wakayama, Yoshiaki Fukushima, Narihito Tatsuda, Yoshitsugu Kojima, Yasutomo Goto +6 more | 2001-02-27 |
| 5643998 | Recyclable polymer, process for producing the same, method for recovering the same, and method for regenerating the same | Mitsuru Nakano, Arimitsu Usuki, Akane Okada | 1997-07-01 |
| 4987106 | Process for producing clay mineral of chain structure | Tadashi Mizutani, Yoshiaki Fukushima, Haruo Doi | 1991-01-22 |
| 4894411 | Composite material and process for producing the same | Akane Okada, Masaya Kawasumi, Masao Kohzaki, Megumi Fujimoto, Yoshitsugu Kojima +1 more | 1990-01-16 |
| 4889885 | Composite material containing a layered silicate | Arimitsu Usuki, Tadashi Mizutani, Yoshiaki Fukushima, Megumi Fujimoto, Kenzo Fukumori +3 more | 1989-12-26 |
| 4824262 | Unlubricated sliding member | Haruo Doi, Shoji Noda, Masao Kouzaki | 1989-04-25 |
| 4810734 | Process for producing composite material | Masaya Kawasumi, Masao Kohzaki, Yoshitsugu Kojima, Akane Okada | 1989-03-07 |
| 4774103 | Method of reinforcing a ceramic body of silicon carbide | Haruo Doi, Shoji Noda | 1988-09-27 |
| 4767801 | Molding material and mold | Takatoshi Suzuki, Yasuo Takada, Yuji Sakakibara, Masahiro Sugiura, Hiroaki Hayashi | 1988-08-30 |
| 4739007 | Composite material and process for manufacturing same | Akane Okada, Yoshiaki Fukushima, Masaya Kawasumi, Shinji Inagaki, Arimitsu Usuki +2 more | 1988-04-19 |
| 4697325 | Method for joining ceramic parts to metallic parts | Haruo Doi, Shoji Noda | 1987-10-06 |
| 4691756 | Molding material and mold | Takatoshi Suzuki, Yasuo Takada, Yuji Sakakibara, Masahiro Sugiura, Hiroaki Hayashi | 1987-09-08 |
| 4678678 | Method of strengthening ceramics | Haruo Doi, Shoji Noda, Tatsumi Hioki, Akio Itoh, Mitsutaka Kakeno | 1987-07-07 |
| 4673587 | Method of producing a composite ceramic body | Shoji Noda, Haruo Doi | 1987-06-16 |
| 4645115 | Method of bonding ceramic article | Haruo Doi, Shoji Noda, Nobuyuki Yamamoto | 1987-02-24 |
| 4497869 | Formed product of vermiculite and method for producing the same | Haruo Doi, Yoshiaki Fukushima | 1985-02-05 |
| 4486235 | Clay mineral sheet | Haruo Doi, Yoshiaki Fukushima | 1984-12-04 |
| 4472538 | Composite material composed of clay mineral and organic high polymer and method for producing the same | Yoshiaki Fukushima, Haruo Doi | 1984-09-18 |
| 4435512 | Process for producing cordierite ceramic products | Kazuyuki Ito, Masami Ouki, Naoto Miwa, Haruo Doi, Yoshiharu Hirose | 1984-03-06 |
| 4384989 | Semiconductive barium titanate | Tatsumi Hioki, Nobuyuki Yamamoto, Yoshiharu Hirose, Haruo Doi | 1983-05-24 |