Issued Patents All Time
Showing 526–534 of 534 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4508443 | Lens barrel | Minoru Matsuzaki, Akihiko Hachimoto, Hitoshi Shirai, Akira Watanabe, Ikuo Tofukuji | 1985-04-02 |
| 4504646 | Positive type, radiation-sensitive organic polymer materials | Kazuo Nate, Hitoshi Yokono | 1985-03-12 |
| 4500645 | Hydrocracking catalyst composition and method of making same | Jun Fuchikami, Hidehiro Higashi, Hiroyuki Oba | 1985-02-19 |
| 4417270 | Wide band chrominance demodulator with color noise reduction function | Nobuya Nagao | 1983-11-22 |
| 4402630 | Machine for and method of hardening soft ground | Mituo Miura, Yoshinori Kukino, Takumi Fujii, Kazunori Sugiyama, Mamoru Ogishima | 1983-09-06 |
| 4394165 | Method of preliminary desiliconization of molten iron by injecting gaseous oxygen | Shingo Satoh, Minoru Naki, Yuji Kawauchi | 1983-07-19 |
| 4307440 | Stabilized switching voltage regulator comprising means for preventing overloads due to initial surge currents | Fumio Asano | 1981-12-22 |
| 4256687 | Process for producing molded articles | Katsuya Yazaki, Shohji Mori | 1981-03-17 |
| 4201848 | Process for preparing polymers having high molecular weight | Teizo Kotani, Kozo Arai | 1980-05-06 |