Issued Patents All Time
Showing 76–84 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D317313 | Rotary compressor | Mamoru Egawa, Makoto Sugiyama | 1991-06-04 |
| 4656217 | Reactive polymer, method for manufacturing thereof and use thereof | Shiro Sugiura, Yoshikuni Mori, Ryoichi Oshiumi | 1987-04-07 |
| 4511681 | Process for producing a polyimide solution | Yasuo Miyadera | 1985-04-16 |
| 4362203 | Process for preparing foundry cores or molds and binder materials used therefor | Susumu Konii, Shigeo Sase, Shoei Kuroda, Takeshi Sumi | 1982-12-07 |
| 4285831 | Process for production of activated carbon fibers | Minoru Hirai | 1981-08-25 |
| 4283319 | Process for preparing foundry cores or molds and binder materials used therefor | Susumu Konii, Shigeo Sase, Shoei Kuroda, Takeshi Sumi | 1981-08-11 |
| 4256607 | Process for production of activated carbon fibers | Minoru Hirai | 1981-03-17 |
| 4229397 | Method for forming fiber-reinforced composite material | Kenji Fukuta, Ryuzo Ono-Oka, Kazuhisa Saito, Hiroyuki Kosuda | 1980-10-21 |
| 4198499 | Process for producing neutralized phenol resins | Susumu Konii, Yukio Yoshimura, Takehiko Ishibashi, Shizuo Sakamoto | 1980-04-15 |