Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12157936 | Grain-oriented electrical steel sheet, method for manufacturing grain-oriented electrical steel sheet, and annealing separator utilized for manufacture of grain-oriented electrical steel sheet | Ichiro Tanaka | 2024-12-03 |
| 12152286 | Grain-oriented electrical steel sheet, method for manufacturing grain-oriented electrical steel sheet, and annealing separator utilized for manufacture of grain-oriented electrical steel sheet | Ichiro Tanaka | 2024-11-26 |
| 12134802 | Grain-oriented electrical steel sheet, method for manufacturing grain-oriented electrical steel sheet, and annealing separator utilized for manufacture of grain-oriented electrical steel sheet | Ichiro Tanaka | 2024-11-05 |
| 12104219 | Grain-oriented electrical steel sheet and method for manufacturing same and annealing separator | Ichiro Tanaka, Nobusato Morishige, Takashi Kataoka, Masaru Takahashi | 2024-10-01 |
| 12091722 | Method for manufacturing grain-oriented electrical steel sheet and grain-oriented electrical steel sheet | Nobusato Morishige, Ichiro Tanaka, Takashi Kataoka, Haruhiko ATSUMI, Yoshihiro Suwa +1 more | 2024-09-17 |
| 11948711 | Grain oriented electrical steel sheet | Takashi Kataoka, Ichiro Tanaka, Haruhiko ATSUMI, Kazutoshi Takeda, Nobusato Morishige | 2024-04-02 |
| 11634787 | Grain-oriented electrical steel sheet, annealing separator, and method for manufacturing grain-oriented electrical steel sheet | Nobusato Morishige, Ichiro Tanaka | 2023-04-25 |
| 11591668 | Grain-oriented electrical steel sheet and method for manufacturing same and annealing separator | Ichiro Tanaka, Nobusato Morishige, Takashi Kataoka, Masaru Takahashi | 2023-02-28 |
| 4468111 | Developing device for use on an electrostatic copying apparatus | Nobuhiko Kozuka, Hitoshi Nishihama, Shigeo Koyama, Kazutada Sakai | 1984-08-28 |
| 4452530 | Copying apparatus equipped with an original-support device, and an original-holding mechanism therefor | Shigeo Koyama, Nobuhiko Kozuka, Hiromi Sakato | 1984-06-05 |
| 4444494 | Copying apparatus equipped with an original-support device, and an original-holding mechanism therefor | Shigeo Koyama, Nobuhiko Kozuka, Hiromi Sakata | 1984-04-24 |
| 4436412 | Cleaning device for use on an electrostatic copying apparatus | Nobuhiko Kozuka, Hitoshi Nishihama, Shigeo Koyama, Kazutada Sakai | 1984-03-13 |
| 4410259 | Apparatus for developing latent electrostatic image | Nobuhiko Kozuka, Hitoshi Nishihama, Shigeo Koyama, Kazutada Sakai | 1983-10-18 |
| 4400077 | Photosensitive drum for electrostatic copying apparatus | Nobuhiko Kozuka, Shigeo Koyama, Hiromi Sakata, Atsushi Kano | 1983-08-23 |
| 4387889 | Copying apparatus provided with a cassette-type paper feeding mechanism | Shigeo Koyama, Nobuhiko Kozuka, Hiromi Sakata | 1983-06-14 |
| 4259008 | Electrostatic copying apparatus | Sohei Matsuo, Shigeo Koyama, Nobuhiko Kozuka, Yasusuke Tohi, Tatsuo Aizawa | 1981-03-31 |