Issued Patents All Time
Showing 351–375 of 389 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289326 | Rotary head cylinder produced by injection of pressurized resin | Tetsunori Matsuwaka, Takashi Ogawa, Tomonobu Ogino, Motoo Ohmori, Hiroshi Hanafusa | 1994-02-22 |
| 5269503 | Sheet processing apparatus with detachable staple cartridge and cartridge locking means | Masakazu Hiroi, Naho Wakao | 1993-12-14 |
| 5255908 | Sheet sorter with control for continuous operation | Masakazu Hiroi, Mitsuhiro Mukasa | 1993-10-26 |
| 5210229 | Process for the preparation of gamma-butyrolactone | Tatsumi Ichiki, Kaori Mori, Sadakatsu Suzuki, Hiroshi Ueno | 1993-05-11 |
| 5177544 | Image forming apparatus capable of detecting a residual amount of cut paper | Shigeki Kimura, Masafumi Tsuchiya, Kenzo Ito, Kenji Igarashi | 1993-01-05 |
| 5152511 | Sheet sorter with stapler | Hironori Shido, Jun Saito, Masakazu Hiroi, Koichi Murakami, Masataka Naito +1 more | 1992-10-06 |
| 5140483 | Drum unit with curved control signal head surface | Hirohisa Koga | 1992-08-18 |
| 5124269 | Method of producing a semiconductor device using a wire mask having a specified diameter | Kazunori Tsuge, Yoshihisa Tawada | 1992-06-23 |
| 5120518 | Method and apparatus for the treatment of a waste gas containing dusts and chemical contaminants | Hiroshi Yanagioka, Yoshio Ogawa, Yoshiaki Komatsubara | 1992-06-09 |
| 5104106 | Sheet sorter with stapler | Hironori Shido, Jun Saito, Masakazu Hiroi, Koichi Murakami, Masataka Naito +1 more | 1992-04-14 |
| 5090673 | Sheet post treatment apparatus | Yoshihiko Kitahara | 1992-02-25 |
| 5048939 | Zoom lens system | Masahiko Yatsu, Masaharu Deguchi, Takesuke Maruyama, Hironobu Satoh, Kenji Sano | 1991-09-17 |
| 5035412 | Control method for a sorter | Masakazu Hiroi, Masataka Naito, Kimiaki Hayakawa, Mitsuhiro Mukasa | 1991-07-30 |
| 5018714 | Original handling apparatus | Takeshi Honjo, Akimaro Yoshida, Takami Saeki | 1991-05-28 |
| 4992827 | Image forming apparatus | Akimaro Yoshida | 1991-02-12 |
| 4986520 | Control method for sorter with stapler | Hironori Shido, Jun Saito, Masakazu Hiroi, Koichi Murakami, Masataka Naito +1 more | 1991-01-22 |
| 4975219 | Corrosion inhibitor for boiler water systems | Takatoshi Sato, Takayasu Ueda | 1990-12-04 |
| 4956023 | Integrated solar cell device | Kazunori Tsuge, Toshihito Endo, Yoshihisa Tawada | 1990-09-11 |
| 4941032 | Semiconductor device | Masataka Kondo, Kazunori Tsuge, Yoshihisa Tawada | 1990-07-10 |
| 4930761 | Control method for sorter with stapler | Masataka Naito, Takeshi Honjo, Jun Saito, Hironori Shido, Masakazu Hiroi | 1990-06-05 |
| 4928941 | Sheet sorter with stapler | Nobutaka Uto, Hironori Shido, Jun Saito, Masakazu Hiroi, Koichi Murakami +1 more | 1990-05-29 |
| 4906859 | Power supply circuit with symmetrically tapped auto-transformer | Tetsuya Mochizuki | 1990-03-06 |
| 4889795 | Process for forming photoresist pattern using contrast enhancement layer with abietic acid | Katsuaki Kaifu, Maki Kosuge, Yoshio Yamashita, Takateru Asano | 1989-12-26 |
| 4877535 | Iron dispersant for boiler water | Ichiro Kaneko, Masahiro Kobayashi, Shinji Nakano | 1989-10-31 |
| 4854580 | Golf club | — | 1989-08-08 |