Issued Patents All Time
Showing 226–250 of 259 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4956578 | Surface conduction electron-emitting device | Hidetoshi Suzuki, Masahiko Okunuki, Haruhito Ono, Ichiro Nomura, Yoshikazu Banno +2 more | 1990-09-11 |
| 4930132 | Second harmonic wave generating device having active layer and second harmonic wave generating layer on same substrate | Sotomitsu Ikeda | 1990-05-29 |
| 4873610 | Dielectric articles and condensers using the same | Norio Kaneko | 1989-10-10 |
| 4833507 | Electron emission device | Takeo Tsukamoto, Akira Suzuki, Masao Sugata, Isamu Shimoda, Masahiko Okunuki | 1989-05-23 |
| 4829534 | Semiconductor laser device having a semiconductor region for creating a depletion layer in a laser active layer for controlling current flow therethrough | Seiichi Miyazawa, Hidetoshi Nojiri, Toshitami Hara, Yoshinobu Sekiguchi, Isao Hakamada | 1989-05-09 |
| 4825082 | Electron emitting apparatus | Masahiko Okunuki, Takeo Tsukamoto, Akira Suzuki, Masao Sugata, Isamu Shimoda | 1989-04-25 |
| 4810934 | Electron emission device | Isamu Shimoda, Takeo Tsukamoto, Akira Suzuki, Masao Sugata, Masahiko Okunuki | 1989-03-07 |
| 4796067 | Semiconductor device having a superlattice structure | Toshitami Hara, Hidetoshi Nojiri, Isao Hakamada, Seiichi Miyazawa, Yoshinobu Sekiguchi | 1989-01-03 |
| 4794609 | Semiconductor laser provided with a plurality of lasers in the form of an array | Toshitami Hara, Seiichi Miyazawa, Hidetoshi Nojiri, Yoshinobu Sekiguchi, Isao Hakamada | 1988-12-27 |
| 4794611 | Semiconductor laser having superlattice structure | Toshitami Hara, Yoshinobu Sekiguchi, Seiichi Miyazawa, Hidetoshi Nojiri, Isao Hakamada | 1988-12-27 |
| 4783015 | Toilet paper roll and method of manufacture thereof | — | 1988-11-08 |
| D298249 | Printer for electronic computer | Masaru Yamaguchi | 1988-10-25 |
| 4612627 | Digital signal composing circuit for cross-fade signal processing | Takehiro Sugita, Akira Sakamoto, Takeshi Fukami, Michimasa Komatsubara | 1986-09-16 |
| 4500199 | Electrophotographic apparatus comprising detection assembly for detecting record paper shortage | Muneo Kasuga, Tadashi Nishio | 1985-02-19 |
| 4494748 | Collator | Kiyoshi Miyashita, Muneo Kasuga, Fumitaka Ozeki, Hiroshi Tsuda, Katsuhiko Kimura +3 more | 1985-01-22 |
| 4483170 | Press machine structure | Nitsuo Ogawa | 1984-11-20 |
| 4469323 | Collator with collate mode, non-collate mode and job separation mode | Kiyoshi Miyashita, Muneo Kasuga, Fumitaka Ozeki, Hiroshi Tsuda, Katsuhiko Kimura +3 more | 1984-09-04 |
| 4438186 | Electrophotographic process and photosensitive screen for use in such process | Eiichi Sato, Kazuhisa Yanagisawa | 1984-03-20 |
| 4408756 | Collator with collate mode and job separation mode | Kiyoshi Miyashita, Muneo Kasuga, Fumitaka Ozeki, Hiroshi Tsuda, Katsuhiko Kimura +3 more | 1983-10-11 |
| 4395115 | Conveyor unit for book carrier in electro-photographic copying machines | Hiroshi Tsuda, Kiyoshi Miyashita, Masaji Nishikawa, Muneo Kasuga | 1983-07-26 |
| 4387986 | Manuscript feed device for an electrophotographic apparatus | Hiroshi Tsuda, Kiyoshi Miyashita, Masaji Nishikawa, Muneo Kasuga | 1983-06-14 |
| 4362797 | Electrophotographc process to release trapped charges by charging and ultraviolet exposure | — | 1982-12-07 |
| 4325625 | Electrophotographing method | Toshio Nakatsubo, Kaoru Ohyoshi, Masaji Nishikawa, Eiichi Sato, Norio Mizukami +4 more | 1982-04-20 |
| 4318611 | Document feed control in an electrophotographic system | Hiroshi Tsuda, Kiyoshi Miyashita, Masaji Nishikawa, Muneo Kasuga | 1982-03-09 |
| 4298270 | Electrographic apparatus | Hiroshi Tsuda, Kiyoshi Miyashita, Masaji Nishikawa, Muneo Kasuga | 1981-11-03 |