Issued Patents 1997
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699311 | Semiconductor memory device | Keiichi Yoshida, Tetsuya Tsujikawa | 1997-12-16 |
| 5683850 | Diazo heat-sensitive recording material comprising hydroxy coumarin as a coupler | Tetunori Matushita, Sadao Ishige, Kimiatsu Nomura, Mitsuyuki Tsurumi | 1997-11-04 |
| 5682585 | Developing apparatus generating electric field between developer carrying member and developer layer regulating member | Seiji Yamaguchi, Takahiro Inoue, Kazushige Sakurai, Junichi Kato, Kouichi Suwa +4 more | 1997-10-28 |
| 5670205 | Color filter manufacturing method and apparatus, color filter, liquid crystal display device, and apparatus having liquid crystal display apparatus | Takeshi Miyazaki, Katsuhiro Shirota, Hideto Yokoi, Akio Kashiwazaki, Shoji Shiba | 1997-09-23 |
| 5666606 | Image forming apparatus comprising contact type charging member | Keiji Okano, Takahiro Inoue, Kazushige Sakurai, Tadashi Onimura, Kouichi Suwa +3 more | 1997-09-09 |
| 5654916 | Semiconductor memory device having an improved sense amplifier arrangement | Keiichi Yoshida, Tetsuya Tsujikawa | 1997-08-05 |
| 5647804 | Skiing slope specialized for artificial skis and method for producing the same | Akira Homma, Susumu Homma, Hisao Hiroi | 1997-07-15 |
| 5637396 | Inner sealing material | Ryota Ogawa | 1997-06-10 |
| 5626805 | Process of making vinylidene fluoride porous membrane | Kazuhiro Meguro, Toshiya Mizuno, Yoshikiti Teramoto | 1997-05-06 |
| 5621300 | Charging control method and apparatus for power generation system | Kimitoshi Fukae, Nobuyoshi Takehara | 1997-04-15 |
| 5613498 | Apparatus and method for leading human mind and body | Mitsuo Yasushi, Kazuhiro Akiyama | 1997-03-25 |
| 5612931 | Switch device and electronic instruments equipped with the switch device | Masayoshi Okuyama, Nobuhiro Aoki | 1997-03-18 |
| 5602678 | Data imprinting apparatus | — | 1997-02-11 |
| 5597970 | Waveform processing apparatus and an electronic musical instrument using the output waveform thereof | Kaoru Matsunaga | 1997-01-28 |
| 5593757 | Production process of color filter and color filter produced thereby | Akio Kashiwazaki, Katsuhiro Shirota, Hideto Yokoi, Shoji Shiba | 1997-01-14 |