Issued Patents All Time
Showing 6,451–6,475 of 6,629 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4971872 | Electrostatic photocopying machine | — | 1990-11-20 |
| 4971667 | Plasma processing method and apparatus | Mitsunori Tsuchiya, Atsushi Kawano, Shinji Imatou, Kazuhisa Nakashita, Toshiji Hamatani +2 more | 1990-11-20 |
| 4970368 | Laser scribing method | Kenji Itoh, Susumu Nagayama | 1990-11-13 |
| 4970382 | Image sensor free from undesirable incident light rays having a light window with sloped side surfaces | Takehsi Fukada | 1990-11-13 |
| 4970369 | Electronic device manufacturing methods | Kenji Itoh, Susumu Nagayama | 1990-11-13 |
| 4963524 | Sputtering device for manufacturing superconducting oxide material and method therefor | — | 1990-10-16 |
| 4959533 | Photosensitive semiconductor contact image sensor | Takeshi Fukada, Mitsunori Sakama, Hisato Shinohara, Nobumitsu Amachi, Naoya Sakamoto +1 more | 1990-09-25 |
| 4959345 | Method of adding oxygen into oxide superconducting materials by ion injection | — | 1990-09-25 |
| 4959700 | Insulated gate field effect transistor and its manufacturing method | — | 1990-09-25 |
| 4956339 | Method for manufacturing superconducting ceramics in a magnetic field | — | 1990-09-11 |
| 4954856 | Semiconductor photoelectric conversion device and method of making the same | — | 1990-09-04 |
| 4954217 | Method for manufacturing liquid crystal device having electrode strips of no use | Akira Mase, Hiroyuki Sakayori | 1990-09-04 |
| 4954985 | Ferroelectric liquid crystal data storage card | — | 1990-09-04 |
| 4950614 | Method of making a tandem type semiconductor photoelectric conversion device | — | 1990-08-21 |
| 4949004 | Gas discharge lamp having temperature controlled, liquid reservoir for liquified portion of gas | Takashi Inujima, Kazuo Urata, Mamoru Tashiro, Yuji Tanamura, Shinji Imato +4 more | 1990-08-14 |
| 4945226 | Semiconductor photosensor and driving method therefor | Takeshi Fukuda, Nobumitsu Amachi, Mitsunori Sakama, Naoya Sakamoto | 1990-07-31 |
| 4936251 | Vapor-phase reaction apparatus | Mamoru Tashiro, Minoru Miyazaki, Mitsunori Sakama, Takeshi Fukada | 1990-06-26 |
| 4937651 | Semiconductor device free from the current leakage through a semiconductor layer and method for manufacturing same | Kunio Suzuki, Mikio Kinka, Takeshi Fukada, Masayoshi Abe, Ippei Kobayashi +4 more | 1990-06-26 |
| 4937129 | Thin film pattern structure formed on a glass substrate | — | 1990-06-26 |
| 4927493 | Method for manufacturing liquid crystal device having electrode strips of no use | Akira Mase, Hiroyuki Sakayori | 1990-05-22 |
| 4924243 | Method for manufacturing liquid crystal device with spacers formed by printing | Masahiko Sato, Akira Mase, Hiroyuki Sakayori | 1990-05-08 |
| RE33208 | Photoelectric conversion panel and assembly thereof | — | 1990-05-01 |
| 4917474 | Optoelectronic panel and method of making the same | Akira Mase, Toshimitsu Konuma | 1990-04-17 |
| 4916116 | Method of adding a halogen element into oxide superconducting materials by ion injection | — | 1990-04-10 |
| 4910044 | Ultraviolet light emitting device and application thereof | Kazuo Urata, Mamoru Tashiro, Yuji Tanamura, Shinji Imato, Takashi Inujima +1 more | 1990-03-20 |