Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5974920 | Method for lathing stock | — | 1999-11-02 |
| 5933367 | Erasing method in nonvolatile semiconductor memory device | Ayumi Yokozawa | 1999-08-03 |
| 5834035 | Method of and apparatus for molding resin to seal electronic parts | Michio Osada, Yoshihisa Kawamoto, Koichi Araki | 1998-11-10 |
| 5753538 | Method of sealing electronic parts with molded resin and mold employed therefor | Takaki Kuno, Yoshihisa Kawamoto, Koichi Araki, Satoshi Nihei | 1998-05-19 |
| 5731116 | Electrostatic information recording medium and electrostatic information recording and reproducing method | Minoru Utsumi, Masayuki Iijima, Yukio Taniguchi, Hiroyuki Obata, Seiji Take | 1998-03-24 |
| 5718996 | Electrostatic information recording medium and electrostatic information recording and reproducing method | Masayuki Iijima, Kyoji Dantani, Hiroyuki Obata, Minoru Utsumi, Seiji Take | 1998-02-17 |
| 5686749 | Non-volatile semiconductor memory device with thin film transistor formed on a separation insulating film adjacent to a memory cell, and method of making thereof | — | 1997-11-11 |
| 5638103 | Method for recording and reproducing information, apparatus therefor and recording medium | Hiroyuki Obata, Takashi Aono, Hiroshi Mohri, Masato Koike, Hideaki Amano +5 more | 1997-06-10 |
| 5603879 | Method of molding resin to seal electronic parts using two evacuation steps | Michio Osada, Yoshihisa Kawamoto, Koichi Araki | 1997-02-18 |
| 5587264 | Electrostatic information recording medium and electrostatic information recording and reproducing method | Masayuki Iijima, Kyoji Dantani, Hiroyuki Obata, Minoru Utsumi, Seiji Take | 1996-12-24 |
| 5474963 | Catalyst for dimerizing .alpha.-olefin monomer | Kanji Nakagawa, Hiroshi Shimazaki, Koji Miyauchi, Toshikazu Machida | 1995-12-12 |
| 5439768 | Electrostatic information recording medium and electrostatic information recording and reproducing method | Minoru Utsumi, Masayuki Iijima, Yukio Taniguchi, Hiroyuki Obata, Seiji Take | 1995-08-08 |
| 5213922 | Electrostatic printing method | Hiroyuki Obata, Minoru Utsumi | 1993-05-25 |
| 5161233 | Method for recording and reproducing information, apparatus therefor and recording medium | Minoru Utsumi, Chihaya Ogusu, Shunsuke Mukasa, Yoshiaki Kudo, Hiroyuki Obata +5 more | 1992-11-03 |
| 4981746 | Heat-sensitive stencil sheet | Ryohei Takiguchi, Masayuki Ando, Mitsuru Tsuchiya, Seiji Take, Kazue Ikarashi +1 more | 1991-01-01 |
| 4959151 | Pervaporation method of separating liquid organic compound mixture through aromatic imide polymer asymmetric membrane | Masayuki Nakatani, Yoshihiro Kusuki | 1990-09-25 |
| 4855908 | POS system | Makoto Shimoda, Tatsuyuki Ishino | 1989-08-08 |